iiil ii liiii ™«lii. R dsi^^ I^OTfiBon Ji i^li\:^5S Seefional Library CONCHOLOaiA ICONICA ILLUSTKATIOj^S SHELLS OF MOLLUSCOUS ANIMALS. VOL. XIX. OXTAINISG MONOGRAniS OF THE IIHLICIXA. PANOP.EA. SCAT/AKIA. CUMINC.IA. GLYCIMEKIS. CYl'KINA. .VNATINEl.LA. I'LICATl'LA. HMAIiGINULA. GNATHODON. CEMOKIA. KIMULA. CARDILIA. CRANOI'SIS AND ZKIDOKA. TYPHIS. PLEUKOTOMAKIA. GALEOMMA. SCINTILLA. STOMATKLLA. STOMATIA. GENA. S0LI':N. ADEOKBIS. TELXOSTOMA. BRODEIilPIA. CULTKLLUS. CYCLOSTKEMA. PlIARUS. MEGASPIRA. CHILINA. PHYSA. SOLECURTUS. PETRICOLA. ASTARTE. VENERUPIS. PANDORA. TRIGHOTROPIS. LOVELL AUGUSTUS REEVE, F.L.S., E.G.S., COBBESPONDING MEMBEB OF THE N.MURAL niSTORT SOCIETY OF WURTEMBDKG, OF THE .NEW TOKK, OF THE ACADEMY OF ^•AT^;KAI. SCIENCES OF PHILADELPHI /.OOLOGICO-BOTAMCAL SOCIETY OP VIENNA. YCEUM OF NATURAL HISTORY OP , AND OF THE CONTINUED BY G. B. SOWERBY, F.LS. ' All true, all faultU-ss, all in tuin Creation's WDiulrous choir OpvuW in mystics imisoii Tu lust till time expire." Kvblc LONDON: L. REEVE i CO., .-., HENraETTA STREET, COYEXT GARDEN. 1S7L LONDON : VEOS AXD ro., I'RINTLliS, COVEKT GAr.DEN. MONOGRAPH OF THE GENUS H E L T C I N A ■'I'ls bL-uuly truly lk»l, wli„se rt-d and white- -Nature'.^ uwu .swuot and cunning hand laid ou."'- HIiaL-fix miieina PL.l. ^^^^L % %^ e^ Soweriy del etLUi VmceiitBiooli3Da.yXSon kp 11 E L I C I N A. Genus HPiLICINA Lamarrk. Testa tenrstre, kelici/oiinis, conica, lenticularis, met globosa ; apertur'j>ns.-<,i. fused, vel rubra ad sutiiram /ilcniuiqnc /iitm marginatd, spiraliter punctatn-slrinta ; sjiiri'i sub- conicd, an/ractibus convexis, majusculis : apice obtuso ; ultitno anfractu inflato, medio fihsmre angulalo ; callo ventrali magiiu, albo, tumido, cohimelld obliqud, aculeatd ; labio externo luteo, crasso, ad columellam infra tmarginato. TUE SUBMAItGINATEI) HlCLICINA. Shell globosc-sub- depressed, bruwii, or red generally bordered at the suture with yellow, spirally puncture-striated, spire rather conical, with rather large convex wliorls; apex obtuso; last whorl inflated, obscurely angular in the middle; ventral callus large, white, tumid : columella oblique, aculeated ; outer li]) yellow, thick, notched below at the columella. Gli.vY. Zool. .luuni. i. p. CS, t. fi, r. II. Helicina rubra, I'lVilicr. Ilab. Cuba. Species 3. i" Fig. a, h, Mus Nobis.) IIelicis.\ Sagkai.aJs'a. Hel. testa mcgiiti, crussd, siib- angulatd, fused, epidennide viridi iuterduui induttl : spird depresso-conicd, apice obtuso, anfractihvs convexis, callo ventrali exjianso, inrrassnlo, cnluiuilli'i obtuse aculeatd. ; labio externo albo, rejlexo, ad columellam infrd emarginato. The Sagha Helicina. Shell large, thick, rather angular, brown, covered sometimes with a green epidermis ; spire depressed-conical, apex obtuse, whorls convex, ventral callus expanded, thickened, columella obtusely aculeate; outer lip white, re- flected, notched below at the columella. OiiBlGNy. Mollusques de I'lsle Cuba. Helicina Jennnereti ? Pfeiffer. Hab. Cuba. February, 1874. HELICIXA.— Plate I. Species 4. (Mus. ? Copied.) Hei.icina festiva. TId. testa solida, angulatd, ruhro- fiiscd concentrice rugatd, inter rugis rubra Lineatd, medio luteo fasciatd ; callo ventrali luteo, ntbro marginato, columeUd parvd, aculcatd ; lahio externa luteo, incrassata, infra ad columellam evmrginato. The FEsTm: IIelicina. Shell solid, angular, concen- trically wrinkled, with red lines between the wrinkles ; banded with yellow in the middle ; ventral callus yellow, bordered with red ; colu- mella small, aculeated ; outer lip yellow, thickened, notched below at the columella. (ii:AY. Zoology of Beechy's Voyage, p. 145, t. 38, f. Ilah. ? \Ve have met with shells resemblino; this, but not Mieh as could be considered characteristic. Tlie original type seems to be lost. Species 5. (Mus. Nobis.) Helicisa ochracea. Hel. testa oblique angulatd, solida, ochraeed, concentric!: tenuiter rugatd; spird convexo- conicd, obtusd; ultimo anfractu media subangulatn ; callo ventrali expanso, crasso ; columella abliqud, parvd, subtuberculari ; labia externa superne siib- sinuata, medio expanso, fere in lubam prodiicto, ad columellam emarginato. The ochraceous Helicina. Shell obliquely anguhir, solid, ochraceous, concentrically finely wrinkled ; spire couvex-conical, obtuse ; last whorl rather angular in the middle ; ventral callus expanded, thick, columella oblique, small, subtubercular ; outer lip subsinuous above, expanded in the middle, and produced almost into a lobe, emar- ginated at the columella. I'OEV. Mem. p. 112, t. 11, f. 1-4. Hah. Cuba. Species 6. (Mus. Brit.) Helicina palliata. Hel. testd subglobosd, mediocriter tenui, fusco-rubescenti ; spird conicd, subacuminatd ; anfractibus suhplanulatis, ultimo anfractu magno, (■alio ventrali tenui, expanso, columelld brevi, aculeatd ; aperturd magnd, labia externa atirantio, Iota, infra ad columellam emarginato. The cloaked Helicina. Shell subgloliose, moderately thin, reddish-brown; spire conical, subacumi- natcd ; whorls rather flattened, last whorl large, ventral callus thin, expanded, columella short. aculeated; aperture large, outer lip orange, broad, notched below at the coluraeUa. C. B. Adams. Contributions to Conchology. Helicina citrinolabris (var.), C. B. Adams. Helicina albolahris (var.), C. B. Adams. Helicina consanguinea, C. B. Adams. Hab. Jamaica. The above variations are scarcely of specific impor- tance. The mouth is larger than in Helicina Brawnii. Species 7. (Mus. Nobis.) Helicina hicrostoma. Hel. testd dejvessd, teniusculd, pallide {sed fasciatim magis vivide) fulvd ; spird depressa-conicd ; ultimo anfractu depresso, callo ventrali rotunda, columelld oblique aculeatd ; aper- turd lata, compressd, labia externa reflexo, supemi Jlexuosim depresso, infrd ad columellam profunde inciso-emarginato. The s.m.\ll-moutued Helicina. Shell depressed, rather thin, pale (but more brightly in bands) fulvous ; spire depressed-conical ; last whorl depressed, ventral callus rounded, columella obliquely aculeated ; aperture broad, compressed, outer lip reflected flexuous, depressed above, with a deeply cut notch below at the columella. C. B. Adams, New York Lyceum, Hah. Jamaica. A species easily known by the flexuously depressed form of its outer lip, and other peculiarities. Species 8. (Fig. a, b, Mus. Brit.) Helicina macilenta. Hel. testd alba, compressd, , pellucidd; spird parvd, anfractibus paula , callo ventrali incanspicuo ; columelld parvd, obliqu'e aculeatd ; aperturd depressd, labia externa superne arcuato, infri prope columellam valde flexuoso. The lean Helicina. Shell white, compressed, semi- pellucid ; spire small, whorls a little convex; ventral callus incons2)icuous ; columella small, obliquely aculeated; aperture depressed, outer lip arched, strongly flexuous below, near the cclumella. C. B. Adams. Contributions to Conchology. Hab. Jamaica A pretty Uttle species, remarkable for its depressed form, and a strong flexure in the lower part of the outer lip near the juncture. HcUana FIJI. 0 ^ ^» ^ rby del elliUi Vincent Brook Day I Son Imp II E L I C I N A. 1'l.ATE II. Spocics 9. (Fig. (T, f>, M"s. Cuming iu lirit.) HtLlciNA BitowNMi. Hel. tesUi siihrotinuhi, tenuniscula, fused vel rubra, fpiraliter suhstriaU'i ; spird conicd ; aperturd inliis aurantia ; labia interno alho, rolunde calloso, in deiiiem acuminatum termiiianii ; lahio exlerno compresso, rejlexo, ad juncturam subjle.moso, ^ profunde inciso, ad medium fiibaiif/uluto. Buows's IlELiciNA. Shell rather touikUhI, rather thin, ■ brown or rod, spirally a little striated; spire j conical ; aperture orange within ; inner lip white, ; roundly callous, ending in an acuminated tooth ; I outer lip compressed, rellexed, a little lle.KUous at j the juncture, deeply incised, a little angular at the | middle. Gu.u-. Zool. Journ., vol. i. p. CS, j,!. 0. f. 10. Helicina hir.uta (var. f. a.), C. B. Adams. Helicina Ilollandii (var.), C. li. Adams. Hub. Jamaica. rii/,nt r/i'i, niiprd, // 1 Uitco ftiisriiiti rtuni Species 10. (Mw. Cum. in Brit.) IIi;i.iciN.\ C.\T.\LINIAN.\. IIcl. IcsUi angulaio-mbdepressd, solidd ; Iwvi.jau;, fumoso-fusr.;, aperturd sipei 13. (Fig- ", i^I"-^- '*"f-' ''' ^'"^- '^''' Helicina silacea. Hel. testd crassd, dejnrsso-mblro- chiformi, oblique profunde rugaid ; streimined vel fnsco-nibescenti late bifasciatd, medio ruhro lineatA ; lahio interno ad terminum dentato; lahio e,iincrassato. The GLonosE Helicina. Shell white, solid, globose ; spire mucronate, last whorl ventricose, spirally striated above, smooth bene;ith, slightly umbili- cated behind the inner lip; inner lip rather February, Species 18. (i\Ius. Brit.) IIki.kixa KiiAMiMiosTYLA. ITel. iestd tenui, subdepressd, pallidi icsiofulvd ; anfractibus ad suturam fascia alhi) laliiisndd, tunc fascid ruhrd latd, alterdque patli,/i,,ni .yiiialitcr clnctd, infra rnhn, tiiictd, prope (ip, rtiiram fusco unifasciatd ; aperturd dcpressd, lahio exierno supra Jlexuosim depresso, ulbo, pro- tlui-to, rejlexo, propa columellam inciso-emarginato, callo ventrali rotundo, columelld acute unidentatd. The beak-pillahed Helicina. Shell thin, subdepressed, jiale rose-brown ; whorls spirally belted with a white, rather broad band at the suture, then with a bi-oad red band and another paler, stained below with red, with a band of brown near the aper- ture; apertiu'c depressed, outer lip flexuously depressed above, white, produced, reflected, columella ending in a sharp single tooth. Pkeikfer. I'roc. Zool. Soc. 185G. Jlab. ? Species 19. (Mus. Brit.) Helicina ciir.YSosTOMA. Jlel. tcstd trocliiformi, alhd, spiraliter costald ; spird conicd, acuminata, aper- turd intiis vivide aured ; labia externa pallide aureo, retrorsum subexpanso ; columella subtrigord, com- planatd ; cum labio externa antice continuo. TuE GOLD-MOUTHED Helicina. Shell troohiform, light, white, spirally ribbed ; spire conical, acuminated, aperture blight golden within ; outer lip pale golden, expanded backwards ; columella subti'i- gonal, continuous with the outer lip. 1873. HELICIXA.— Plate III. Helicina (2nd) PL III. f. 109, 110. Hah. Cuba. Shl'ttleworth. Sowerby's Thpsaunis Conchyliorura. j The very large Helicin.\. Shell broad, siibcom- pressed, smooth, white ; spire a little elevated, last -whorl compressed, rounded; ventral callus expanded, columella short; aperture semilunar, outer lip expanded, reflected. SowERBV. Proc.Zool. Soc. 1842. Thes. Conch., pi. i. f. 2. Hah. Jamaica. A very pretty group. iple of the Species 20. (Mus. • •?) Helicina sinuosa. Hel. testd solidd, alba, subtrochi/onni, superne conicd, in/erne rotundato-siihconve.rd, spi- raliter striata, medio avfractuum siibcarinatd ; aperturd snbauriformi, labio externa rotunda, su- perne sinuatim depresso, prope j^incturam anticmn sinuato ; labio interna antice in columellam tortuam, postice in plicam callosam terminanti. The sinuous Helicina. Shell solid, white, somewliat trochiform, conical above, rounded and a little compressed beneath, spirally striated, slightly keeled in the middle of the whorls, aperture somewhat auriform, outer lip round, sinuously depressed above, sinuated near the anterior junc- tion, inner lip terminating anteriorly in a tortuous columella, posteriorly in a callous fold. Pfeiffer. Zeitsch. fur Malak. 1830. Hab. Mexico. The aperture of this species is most curiously formed, a sinuous depression in the upper part of the outer lip and a callous semicircular plait on the inner lip near the junction, forming together a kind of loop. Species 21. (Mus. Brit.) Helicina maxima. Hel. testd laid, suhcompressd, Icevi gatd, alba ; spird paulo elevatd, anfractu ultimo compresso-rotundaia, callo ventrali expanso, colu- mella hrevi ; apei-turd semilunari, labio extcrno expanso, rejlexo. Species 22. (Fig. a, h, Mus. Brit.) Helicina excavata. Hel. testd trochiformi, fulvd, spi- raliter striata ; spird moderate elevatd, acuminata ; apice mua-onata ; ultimo anfractu rotundato-suh- depresso ; aperturd subrotundd. intils aured; labia externa tenui, planulato, rejlexa, calumelld subtri- gond, excavata. The exc.wated Helicina. Shell trochiform. fulvous, spirally striated ; spire moderately elevated, acu- minated ; apex mucronated ; last whorl rounded, subdepressed ; aperture rather rounded, golden within ; outer lip thin, flattened, reflected ; colu- mella subtrigonal, excavated. Pfeiffer. Proc. ZooL Soc. 183.J. Hab. ? Species 23. (Fig. a, h, Mus. Brit.) Helicina Adamsiana. Hel. testd jjarvd, rubescenti, len- tiailar-i, loevigatd ; spird convexa-depressd, oblique leviter striata, labio externa alba superne depresso, iufrd prope juncturam tumidiuscido, suJiflexuoso, calumelld brevissimd, arcuatd. The Adamsian Helicina. Shell small, reddi.sh, len- ticular, smooth, spire convexly depressed, obliquely .slightly striated, outer lip white, depressed above, rather swelled below near the junction, sub- flexuous, columella very short, curved. Pfeiffer. Proc. Zool. Soc. 1842. Soweiby's The- saurus, fig. 71, 72. Hab. Jamaica. miidnwn.W. ^^ ^m. m m '^ Sowcriy deletlith Vtn cent Brooks Day ltScin,Imp H E L I C I N A. S;Mrics21. (Mu<. lii-it.) | .^„/„n<;/„l„lo .■ /rJ„o , rh Ili.l.IflNA KXSKCIA. //r/. ji'irr,}. Ia:,;)/at,l, iilhiilii, sn- I /"■"/'■' '■olii„„//am Irril /lenic fulic/i-nitii. iiiferii!- .oiihlcnliriihiri ; spird trii/uii<}. tiimidi'i. (iii/rarlibias jtarvh, riihrn-fiixi-is, kiteribus ' '^'"■- \^'i'i i: Hi M'^in \. SI convixis ; ultlimi oiifi-iotn tiiiiiilo, iiifni medium cLpiuv-I, spiic i1c|,it leriter aiiinnto ; ti/iiTliir.i /iniWi, (/(/irt'J.-i?, iiitiis sukniroi, rohnnr//d p., ml. ami,', ; lahio ,:c/,r„o ad Jiiiirtliniiii imiin/iiKllo. TllK KXSKIITEI. llil.K'iNA. Sl,cll small, sinontli. wliifo. slightly clcvatr.l almve, rallicr lenticular bmratli; spire twiiiia, «lM.rls small, r.'.l.lish-Urowu. with coiivx sl.l.s: last wli..rl tiiiiu.l, sliglitly krelcl licl.ivv tlu> mi.l.llo; apprtiin- small, ,l",-i,resscfrartil„is hrevlhn^, ad latent ' rectis : aii/~ractii ulliiiin rutuiidatim aiujuliiti) ; cohi- melta brerl, IriijouA ; tid/in iiiteriio tenui.n,i nhtiis.i, aii/rarUhiis ihpressls. ndiri-=, ultimu anfrartii ,„r,/i,i February, 187.'!. Species 28. (Fig. a, b, Mus. Brit.) nriitosA. Hel. tesld sub. planulato, mperne vix depresso. The tiiick-ribhed Helicina. Shell compressed-globose, white, thick, spirally closely ribbed; columella broad, subexcavutod, ratlicr straight; aperture somewhat beaked, with an intciior jJait at the juncture; outer lip binad. Ilaltrnnl. vrrv sliuhtlv depressed above. SoWERBV. Thesaurus Cauhyli,.,.,,,,, ILH-na, Species Gl. Plato IH., f. 1)7. Hah. ,' The locality of this apparently uiihiue shell is un- known. Hdicina PI. V. <% ^ ^ "^^^^ '^ ^ ^ SowerbjdeleUilh V[ncentBiooksDay&SoE.imp II i: L I C I N A. .pecK-s (Mus. Uiii.) .liiXA ni'iiKLi.A. Ilet. testi) purtii, coinj>reMiJ, sub- /tnliciilari, rubr<'i ; nltiino (nifntrlii iiieilio stibcari- ihiti', siipn.! el iiij'ni ainjnlnm (njiialilir convexo, itjieiliird parvt'i, cullo veiitrali rotinulo, colunullil /iiiifA, iihliijuii, iltiili/uniii ; Itilii,, ejlerno ad cohl- iiiilliim fiditld I iiinri/iintlii. i.irn.K i:ki) Hklicina. Slicll sinall, coinpiosstd, viililLiitiouIar, roil; last whorl sliglitly kooUd in the iiiiikUo, ei|ually convex al.uvo and lielow the aiiL'li'. ajicTturc .small, ventral callus round, colu- mella small, ol)li<|Ue, tooth-like : ouler lip a little emarfriiiated at the columella. ntKK. Troc. Zool. .<;oe. LS.",;!. '-. St. Thomas, West Indies. (latini si{lic' apifi'in wired, an- JhirtH iilliwo Uirteo, liijWi ii,e,l!tii,t siibaiif/iituto ; apertiird siihtriijnui'i, iiitus mirci'i, hihio externo lamiiiiilo, riJle.i-0, arilirr produrt,,, roliimelh't tri- [ora:i.r.T. rub. Test. Nov., p. 2n. llah. Cnba. A narrow little pIjiH of the conical form. Species 41. (Fig. r/, 6, Mns. Brit.) Hki.ICIX.x COLIMKI.L.MUS. Ifi'l. te.--f'i tnirliif'ormi, Iceii. verstU iiplcim wno'i, Viiitrirnf,), acumiiinlil, ul- timo an/riiclii lonrr.vn, lix fini/iilKlii, ri'.^eo-lnctci' ; apertiini siilitn'tjuii,}, itilu.< aiirt'd, Coliimcllii ycctiiis- nihl, ruhr.i, l.il^i,, cj-l,r»o rejlr.ro, plaiwlnto. The coi.iMKi.i.Ai: IIki.icixa. Shell trochiform. smooth, yellowish to\v;irds the apex, venlrico.-e.aciiniiiiatod. last whorl convex, scarcely angular, milky-pink; aperture subtrigonal, goMen wiihin, columella rather straight, red, outer lip rellccted. Ilattetied. ToKY. Mem. II., p. It, t. 1, i: 11). Ilelirlna Bhiniluina. Gundlach. IlcUcina itcnminata, .' Uab. Cuba. One of the most ventricosc of the conical form, distin- g\iishcd by a red columella. Species 45. (Mus. Brit.) Hei-ICIna pvramidata. Ilel. testd parvci, pallidi siib- viridi, contcd, elevatd, acuminata ; -ultimo an- fractu pnrrn, rotundato, nperturA mditrif/ond ; labio cxtirno prodiicio, teriter riJlfX'), rolwiifUa re.ctih/riilA, fi/h'i, trvjoin'i. The ITI'.AMIDAI. IlEi.inxA. Shell small, ]>alc greenish, conical, elevated, .■icuniinated ; last whorl small, rounded, aperture subtrigonal ; outer lip iiroduced gently reflected, columella rather straight, trigonal. SoWERiiY. Thesaurus Conchylioriuu, Part 2J, Ilelicina, PL V. f. 157. ILd>. Cuba. Species 4 0. (Mus. ? Co[.led.) IIki.icixa festa. ILL tisl-'i tri»-lujhrnii, pallide ae- ruleii, acuminnt'i, sjiirnlitcr fnvtiiltiti'i ; ii/tinio i- fraclu aiii/iilulo ; aperliud uivptlato, saiii/ni/iei'i, lidjio crli ritii iliitia- produrlo ; coluiiu Ih'i hiinitialii, ohliipiil. Tin; lEsTivE HiM.iciXA. Shell trochiform, pale-bluish, acuminated, sjiirally pitted; last whorl angular; aperture angular, sanguineous, outer lip produced anteriorly; columella laminated, oblicpic. Grxni.ACH in Pocy Mem. 11., p. 15. nab. Cuba. Species 17. (Fig. «/, b, Mus. I'.rit.) IIelicixa jfiUTLATA. III. tcslA trocliifornii, clcgaiitcr iiiiiiiiiri(d(1 ; anfractibus ad suturaiii idho vcl auren /arrd, ttnui, viridi, subtrochiformi ; spird acuminata, conicd, anfrac- tibus supernii excavatis, medio angidatis, ultimo anfractu infra convexo ; columelld rotunda, acn- leatd. The subturreted Helicina. Shell small, thin, green, subtrochiforni ; spire acuminated, conical, whorls excavated above, angular in the middle, last whorl convex ; columella rounded, needle-shaped. SowERBY. Thesaurus Conchyliorum, Part 25. Helicina, sp. 103, PI. V. f. 185. Hab. ? A light, thin, horny species with the whorls curiously hollowed above and angular in the centre. % Hclicnia ri.Vll. % owerby del ei_ hl}i :BiooksDiyASoiilmp II i: L I C I X A. Species')!. (Mus. Brit.) IIelicina c.m:ix,\t.\. Hi I. tnta jutrvd, stramimn, su- periii- clifre^so-coiiio'i, iiijiii ItHlii-iiUiri : njiini parvd ; ultimo anj'riutu medio citiciilari,niljra, sjtird (/i'j>rcisd ; ulti •:tu lata, rutiiiido turd aeiiiiciradaii, mlumiHd iiiiiiulii, labio fxtcnic rotumlo, subplanvlato, ml juncturma eiiian/iiuito. The soi.iTAitY IIei.icina. Shell conijnessed, lenticular red, spire depressed ; last whorl broad, rounded ; aperture semicircular, columella minute, outer li[ rounded, rather flattened, notched at the junction Adams (C. B.). Proc. Bost. So.-. Helicina Guildin II E L I C I N A. Species 87. (Fig. a, h, Mus. Brit.) IIelicina I'LATVCiiKlLA. IIcl. tcMA glohosi'i, mired, noninanqnniii rubra prope inanjineiii apiomque piclii, Iccvigatd ; gpird obtusA, ad lutem convex'i ; ultimo unfmctu compresso-ventrkosd, lahio externo plunnlato. rejlf.ro. The FLAT-I.IITEI. IlKLinXA. Shell glolioso. golj- colourtd, sometimes painted with red near the apex and margin, smooth ; si)ire obtnse, eoiivex at the sides; last whorl eompvessed, veiitrieosc, outer lij) f!attenei/hibns,1, medio amjulatd, luted, aurco fas'ciatd, ^^pirA ilcvatA, ajiice ol'tiao, latcriliu.-t coinv.ris ; ultimo anfracta medio aur/ulafo, auhcarinalo ; apirlurd suhtriijond, columclld /larrd, aciimiitald ; lahio e.ftirno planulato, rejkxo anticc, obliijue jtroduclo. Tile's IIelicina. Shell subglol)ose, angular in the middle, yellow banded with bright golden yellow, spire elevated, apex obtuse, sides convex ; last whorl angular in the middle, slightly keeled ; aperture subtrigonal, columella small, aeuminatod ; outer lip flattened, reflected anteriorly, obliquely produced. Pfeueek. Zeitschr. 1817, p. l.-iO. llah. Brazil. Species 80. (Mus. Brit.) Helicixa fulva. IIcl. testa pallidisslmi' fulrd, com- pressd, angjdatd, sijiraliler atriatd ; spird conicd, anfractibus jilanulatis ; ultimo anfractii compresso, medio angulato ; aperlurd suhauriformi, lahio ex- terno rotunda, medio subaugulato ; lahio interna rotunda, calloso, calumelld brevi, termino cvneato. The fulvous Helicina. Shell very pale, fulvous, compressed, angular, spirally striated; spire conical, whorls flattened ; last whorl compressed, angular in the middle ; ajierture subam-ilbrni, outer li]i rounded, rather angular in tlie middle ; inner lip roundeis. Ilel. tesid angulatd, suhcomprasd, la-rigatd, riridi, ad angidum alha-fasciidd ; spird dcpre.iso-iumicA ; idtimo anfractu medio acute carinatd, .•.vpn) iufnii/ne convexiusculd ; columelld allid, rotiiiiili calldsi), tirmino angulato. The geeen IIllkina. iShell angular, subcompressed, smooth, green, whito-bauded at the angle ; spire depressed-conical ; last wliorl sharply keeled in the middle, rather convex above and beneath ; columella white, roundly callous, angular at the end. Lamaei'k. Hist. Nat. Anim. sans Vert. Hid). St. DominsTO. Species 91. (JIus. Brit.) IIelicena r.ERVLixA. Ilel. teM magnd, aiired, depresso- trovhiformi, spird acuminatd, anfractibus apicalibus jiarris ; ■uJliiiui anfractu lata, compresso, ad medium rotiiiiilnliin. augidato, callo columellari expanse, rolaiidato, rubra marginato, lahio externo supra inf/uque rompirssa, augusto, rotundato. The liERYL Helicina. Shell large, golden, depressed- trochiform, spire acuminated, apical whorls small ; last whorl broad, compressed, roundly angular ia the middle, columellar callus expanded, rounded, red-bordered, outer lip compressed above and beneath, narrow, rounded. Goi'LD. Proc. Bost. Soc, 1847. Uab. Fiji Islands. Species 92. (Mus. Brit.) IIelicina tenuilabris. Ilel. testd dep7-esso-angi(latd, Iceve, castaned ; spird depresso-conicd ; ultimo anfractu compresso, lata, rotundatim angulato ; aperturd iatUs subrosed, callo columellari Jlavido, April, 1873. HELICINA.— Plate XI. rotunda, columelld minutd, aculeatn, labia cxia-na ienui, superne depressa. The thin-lipped Heucina. Shell depressed-angular, smooth, chestnut; spire depressed-conical; last whorl compressed, wide, roundly angidar; aperture pinkish within, columellar callus yellow, rounded, columella small, aouleated, outer lip thin, depressed above. Sowerey. Thesaurus Conchyliorum, Sp. 21G, f. 37."). Hab. ? A rather compressed species with no thickening or reflexion of the outer lii". Species 93. (Mus. Sowerby.) Helicina Nodje. Hel. testd crassd, pallide fulvd, globoso-subangulatd ; spird depresso-conied ; ultima anfractu superne oblique tenuiter rugato, infra convexo-calloso, medio obtuse angulato ; labia externa crasso, ratundatim reflexo ; columella parvd, brevi, intuberculum rotundum desinenii. Node's Helicina. Shell thick, pale fulvous, sub- angularly globose ; spire depressed-conical ; last whorl finely, obliquely wrinkled above, convexly callous below, obtusely angular in the middle ; outer lip thick, roundly reflected ; columella small, short, ending in a rounded tubercle. GUNDLACH ? Hab. Arango. Species 94. (Fig. a, b, Mus. Brit.) Helicina suBSTruAXA. Ilel. testd parvd, crassd, sub- glolosd, spiraliler tenuissime striatd ; spird convcxd ; ultima anfractu mediocri ; aperturd parvd, sub- aiigalatd ; labia interna callaso, columelld aculeatd, obliqud ; labia externa crasso, reflexo, lata, duplicato. The slightly-striated Helicina. Shell small, thick, subglobose, spirally very finely striated ; spire convex ; last whorl of middle size ; aperture small, rather angular ; inner lip callous, columella aculeated, obli(jue ; outer lip thick, reflected, broad, double. Gray. Zool. Journ., v. Helicina sordida, King. Hab. Cuba. acuminatd, anfractibus subrotundis; ultimo anfractu subcompresso-lato, ralando ; labia exteriio cam- planaio, angusia, reflexa ; colunulld trigond, aculeatd. The BRAZU.IAN Helicina. Shell subtrochiform, thin, gold-coloured, spirally striated ; spire convex- acuminated, whorls rather rounded ; last whorl subcompressed, broad, rounded ; outer lip flat- tened, narrow, reflected ; columella trigonal, aculeated. C4ray. Zool. Journ., i. p. CO. Hah. Brazil. Species 90. (Mus. Brit.) Helicina gratulata. Hel. testd trocliiformi,stra>nined, spird suhacuminatd, anfractibus canvexiitsculis ; ultimo anfractu subca7npressa, medio acuti' carinato, supra iiifri'lijiic coiirr.m, calunieltd tenui, abliipid : labia c.rt, riif t, inii.^sinin. The pleasant Hklicixa. Shell trochiform, straw- coloured, spire subacuminated, whorls rather convex ; last whorl rather compressed, acutely keeled in the middle, convex above and below, columella thin, obli(pR' ; outer lip very thin. Blandford. Hab. Pegu. A pretty little light keeled species. Species 97. (Mus. Brit.) Helicina aurantio-viridls. Hel. ti-.^td glohoso-sub- compressd; spird aurantid, parnl i/rcs.' ^^ Sowcrby del etiilji VtaceuL Brooks Da,y,iiSiu, hi TI E L I C I N A. Species 107. (Fig. a, h, Mus. Biii.) Helicina .\l.\t.\. IM. testa mbglohosd, Una's ciliatis, distanter striatA, straminea, apire rnhescent! ; spirA subconicd, aperturd paulo disjuiicld, sn/init'itu/i). columeUd rectiilsculd, callo veritrali sii/itni/oiui. labia externa reflexo, apud coliimellam siiiiaifiiu emarginalo ; opervuto utriiique in ciincani aaddin producto. The winged IIelioin.\. Sliell subglobose, distantly striated with ciliated line.s, straw-coloured, reddish at the apex ; spire rather conical, aper- ture a little disjoined, rather rovind, colunii'lla rather straight, ventral callus subtrigonal, outer lip reflected, sinuousl\- emarginated close to tln' coluineUa; opercuhun produced at each end into a sharp wedge. Menke. Synopsis. .' Thesaurus Couchylioruni, Helicina, fig. G5, (A\. Hah. Cordova, Vera Cruz. There is a peculiarity in this and the two following species whicli would almost justify . generic or sub- generic division. The operculum has a projecting point at each end fitting into a notcl in the outer lip close to tlio columella. Species 108. (Fig. «, h. M IS. Brit.) Helicina pannucea. Hel. lestd ijlohosA, pallidissim!' fulvd, Icevigatd, epidermide ruyoso, cnherriiiic ciliato induto, apire brevi, compressA ; a/iertiira intus subiiureA, labia externa utrinijue emarginato, vix rejlexo, callo ventrali mbrotundato ; operculo utrinque in cuneam jiroducto. The ragged Helicina. Shell globosse, very pale fawn, smooth, covered with a rough, very closely ciliated epidermis, apex short, rather compressed ; aper- ture slightly golden within, outer lip emarginated at both ends, scarcely reflected, ventral callus slightly rounded ; operculum producer wedge at each end. MouELET. ? Sowerby's Thesaurus, Heli 68, 6!l. I[ub. Vera Cruz. More globose tl: the epidernus. Th ciUated n the preceding, .smooth with latter is thick, brown, and c'los Species 109. (Mu.s. Brit.) llKi.iriNA iNlciKiLKTTi. //(/. t,-:/w}, ^id>an!/iilnt>j , rnbescenti, lineis impressis, ciliatis creMiriiae sjiiraliter striata ; spird depresso-conica ; callu Ci'ii.trali splraliter turtuo ; aperturd magna ; oper- culo vtriiu/ue producto, cuneato. XiciioLETTi's Helicina. Shell large, rather anLiiil;ii-, reddish, closely spirally striated with imjires.si'd hairy lines ; spire depressed, conical ; ventral callus spirally tortuous ; aperture large ; operculum pro- duced, cuneate at each end. Shuttlewouth. • .' Thesjuirus Coni'liylioruiu, Heli- cina, fig. 07. Hab. Vera Cruz. The largest and most characteristic of th' species from the same locality possessing the pec mentioned at Species 107, Species 1] (Fig- Mus. Brit.) niAi'i'ENSis. Hel. testa glohoso-coiilc flaridii, U'lnwinquam cershn iipirc}/! ni !:uhtrigond, lahio exlcrno ,dbo. coliiiiie/td snbtrigond, pared ; apice elerata. The Chiaita Hki.ioina. Shell globose-conical, .■ yellowish, sometimes rosy towards the Helicin. gal ape HELICIXA.— Plate XIII. aperture subtrigonal, outer lip white, reflected : columella subtrigonal, smaU; apex elevated. Pkicikfek. Proc. Zool. See, 1856. Hah. Mexico. A more solid shell than Uelicina Heloiscc, with a more elevated spire. Species 112. (Mus. Bnt.) Species 111. (Fig. », b, Mus. Brit.) Helicina HeloiSjE. Hel. testa glohoso-conicd, flavidd, iionnunquam superne dimidiatim jmrpureo fasciutd; spird conicd, anfractibus distinctis, rotundis ; apei'- i turd pa7-vd, labio externa refiexo, tenui, coliimeUA ctassiitseuld, lata, suharcuatd. Heloise's Helcina. Shell globosely-conical, yellow, sometimes banded with brown half way above ; spire conical, with distinct rounded whorls ; aper- ture small, outer lip reflected, thin, columella rather thick, broad, rather arched. Salle. Proc. Zool. Soc, 1856. Hnh. Mexico. Helicina Lindeni. Hel. testd tenui, subtrochiformi obscure angulatd, fasco-cinered, superne maculii pnnctisque nebulosis variegatd, vel alba ; apice mucronato, anfractibus quinqiie ; aperturd subauri- forrn, intus vel ad marginem aured, labio externn tenuiter reflexo ; columella breviuscttld, angulatd. Linden's Helicina. Shell thin, rather trochiform, obscurely narrowed, ash-brown variegated above with clouded spots and dots, or white ; apex mu- cronate, whorls Ave ; aperture subauriform, golden within or at the margin ; outer lip thinly reflected : columella rather short, angular. Pfeiffer. Zeitschrift fiir Malacologia, 1847, p. 126. Hab. Mexico. Species 113. (Mus. Brit.) Helicina tellucida. Hel. testd parvd, subconicd, pel- Incidd, subvividi ; spird elevatd, anfractibus qua- tuor, parvis ; ullivio anfractu rotunda ; aperturd subtrigond, calumelld rectiiisculd, brevi ; labia ex- terno tenui reflexo. The pellucid Helicina. Shell small, subconical, pellucid, rather green ; spire elevated, whorls four, small, last whorl rounded ; aperture subtrigonal ; columella rather straight, short ; outer lip thin, reflected. SowEEBY. Thes. Conch. (1st monograph), fig. 40. Hab. French Guiana. % ^ ^ ^) ^ ll-l- lis lldiana li.XIV VinccuilBiootito/JtS H E L 1 C I N A. XIV. Speoies 114. (Mus. Brit.; HkliCIN.^ I,.\cinios.\. Hel. Icsdi stilyhilidsi'i, lUiUid!' hirteo-fiihidd, spird coined, acuniiniitd ; nltiiiio anfractu angusliuscido, rotundo ; aperturd niajiis- culd. sejiuliinari; columella recta, angustd, aciculald, labia externa seinicirctilari, tenui, rejlexo, ad rolumellam vix einarginato. TnK HKMMED Helicinw. SlioII subgloboso, pale milky- fawn, spire conical, acuminated ; last whorl rather narrow, rounded ; aperture rather large, semilunar ; columella straight, narrow, pointed, outer lip semi- circular, thin, reflected, very slightly notched at the columella. Micii.Ei.s. I'roc. Bost. Soc, lpird brevissimd ; callo ventrali rotundato, columella parvd, aculeatd, labio externo supra infrdque in dentein tnmideim irtcrassattan. iiiE L1N-E.\TED Helicina. Shell Small, nuK-li depressed, angiilar in the middle, pale fulvous, spirallv grooved; spire very short ; ventral callus rounded, columella small, aculeated, outer lip thickenetl above and below into a thickened tooth. C. B. Ada.ms. Proc. Bost. Soc. //((/*. Jamaica. Species 117. (Mu.s. Brit.) IIelicina semistriata. Hel. testd miautd, depressd. angulatd, superne dimiatim spiraliter depressi'i, infra Iwvigatd ; spird brevissimd : aperturd sub- trigond ; labio externo pro/ic cotuiiielhiiii infni tumido. The half-striated IIelicina. Shell minute, depressed, angular, spirally sinuously depressed, smootli below; spire very short; aperture subtrigonal ; outer lip swelled near the columella below. SowERBV. Thesaurus Conchyliorum. IIelicina, Sp. .■)4, fig. a^. Hab. ? A curious little lenticidar species striated or grooved only on the upper half. Otherwise resembling Species 110. Species 118. (Fig. a, b, Mus. Brit.) Helicinia vinosa. Hel. testd minutd, depressd, oblique sulcata, pidlide vinoso-fulvd ; aperturd parvd, superne depressd; labio externo tenui, prope eolumel- lam infra tumido. The vinous Helicina. Shell minute, depressed, obliquely sulcated, pale vinous brown ; aperture small, depressed above ; outer lip thin, tumid near the columella below. Shuttleworth. ? Hab. Porto Rico. August, 1873. HELICINA.— Plate XIV. Species 119. (Fig. a, b, Mus. Brit.) Helicinia plicatula. Ilel. testa parvd, pallide fidvd, mbcompressd, cohcentrice oblique iiratd ; callo colu- mellari expanse, rotundo ; aperturd pm-vd, labio ex- terna mpt-d infrdque depresso, siiiuatim twnidiusculo. The plaited Helicina. Shell small, pale fulvous, subcompressed, concentrically obliquely ridged ; columellar callus expanded, rounded ; aperture small, outer lip depressed and sinuously rntlicr tumid above and below. Pkeiffer. Proc. Zool. See, 1848. Hull. Martinique. Species 120. (Kig. a, 6, Mus. Brit.) Helicinia rugosa. Ilel. testa minutd, ralde dcpn'ssd, pallidefulvd, liris ohUquis, crebris, sculptd; aperturd parvd, labio externa supra infrdque depresso, xinuatim tumido, superne declivi. TiiK RUGOSE Helicina. Shell minute, much depressed, pale fulvous, sculptured with oblique, close ridges ; aperture small, outer lip depressed, and sinuously tumid above and below, the upper part sloped. I'nciFFER. Weigman Archives. Ilah. Trinidad. .Species 121. (Pig. a, S, Mus. Brit.) IIkmcinia lirata. Ihl. testa minutd, acute aiigii/atd, ,ih-at,; 'jlio , fnlro- •liplanulato, ni in ed ill in III ."iwiativi Ilah. .M dcprensA, splralit rnbesceiiti ■ r,il/,, vi-ntrali him aperiurii tn;/<-iii. Bi-it.) Helicina TltlDEXS. Hd. teiti'i iniitutd, aiiijiilatd, sujinl tenuiter spiraliter sii-iatd, cnriiid sen-iitd metlio \ cinctii ; spiid conicA, elevatd ; aperturd trigond, coiitractd : labia externo medio afii/iilato, t^Kprti, infrd, medioque acute uiiidenlalo ; /■ohi.imlld cum , kibio externo conjliieiiti. The three-toothed Helicina. Shell niiiuilu, angular, spirally finely striated above, belted in the middle with a serrated keel ; spire conical, elevated ; j aperture trigonal, contracted ; outer lip angular in the niid.lle, sharply single-toothed ; columella confluent with the outer lip. angular, ai)orlure snic thin, rellected. Pfeifiki:. Zeitsehril't f. Mai Hah. Haiti. SHUTTI.KWOIiTH. .' Hah. Jamaica. Specie.s 120. Helicina rxi.rEATA. /hi. /mregceiiti rafii(/iitd : •■. (Mu> lesti pindi int.) Mosd. /„.re.<.<(i, ohtiitie anijulato ; aperturd pared , .^uhtriijdud. labia cxtcrmi tenui, refiexo. The eleuant little Helicixa. Shell >uKill, brown, trochiform, smooth ; spire elevated, whorls four or five, distinct, rounded below the middle, apex acuminated ; last wliorl rather depressed, obtusely Species 12,S. (Mus. Brit.) Helicixa trochlea. Hel. testd viinntd, trochifirmi. sulidepressd, medio arajvlatA, cnrinatd, SJiprd cari- nam spiraliter liratd, fiisco-nigrescenti fasciatd ; apice rubra ; aj>erturd .'subtrigond, labia externo tuniii. The wixdlass Helicina. Shell minute, trochiform, subdepressed, angular, carinated in the middle. spirally ridged above the keel, banded with blackish-brown, apex red ; aperture subtrigonal, outer lip thill. GocLn. Proc. Bost. Soc, 18-17, p. 202. //'//-. Isl. Aurora. 12 'J. rhifo trihv. etln (Mus. Brit.) icina thicakixata. //(•/, tiMd pared, t. luted, spiraliter liris cariniformibiis, qaa Me(liani.-< iiiajoribus cincta ; spird elevatd liiis cariiiatis ; aperturd intiis aure'i. parvd, albd. labia externo alho, angiittto. THUEE-KEELEi) Helicina. Shell Small, trochifonii. yellowish, spirally girt with keel like ridges ot which the three middle ones are the larger; spire elevated, whorls keeled ; aperture golden within, columella small, white, outer lip white, narrow. EKiiv. Thes. Condi., 2iid Monogruph. species 7.">. Specii'S loO. (Mus. Brit.) Helicina rubicunda. //<•/. te.pec (Mus. Brit.) Helicina cai'illacea. Hel. testa pared, tnichifonni, fused, spiraliter striis setosis cinctd ; spird conicd, moderate elevatd ; ultinio anfractu sididepresso, medio subangiilato ; apcrturd suhtriijoud, labia externo tenui. The hairy Helicina. Shell small, trochiform, brown, spirally girt with hairy stria; spire conical, moderately elevated; last whorl rather depressed, slightly angular in the middle ; aperture subtri- gonal, outer lip thin. Pfeifker. Malak., Bl. iv. 1857. Hah. Cuba. Heliriim I'l .117. ■% ^^ ^ ^ 4 # SowcrV dtil \''.- lilii H E L I C I N A. Specips, 1.'57. (Mus. Brit.) Helicixa ELONtiATA. Jill. U'slt'i pijraiiiidntd, /(fvii/atd, pnllidc fulvii, trochijormi ; spird elevatd, acuminatd, anfr/ictibiis ad /iitfir recti's ; ultimo anjhutu medio amjulato; apertiird .tiilitrli/oni'i, co/ume/ld ivcti&sculd, supernit latiitscnld, iiifni attniiidtd ; hihio extcnio me.dio ariite uiii/ii/iito. The eloncatkd Helicixa. Shell pyramidal, smooth, pale fulvous, troehiform ; .spire elevated, acu- minated, whorls straiglit at the aides ; last whorl angular in the middle; a]ierture stibtrigonal, coluinella rather straight, rather wide above, tapering below ; outer lip sharply angul,-ir in the middle. D'Orbign'T (Alcide). Sowerby Thes. Conch., iml .Monog. Sp. It;;, tig. I.')S. I/al>. Cuba. A very l.vraniida with straight-sided whorli Species 13«. (Mu.s. Brit.) KlxiciXA TliocilULlNA. //,/. tci^id piiivd, trochi/oniii, alhidd, laiviffatd ; spird clcmti'i, wumiiuild, : uUimo an/ract>i mbrotundo ■ apeiiiird Kahtriijdiid ; rolu- nm/lii nrcuatd, labia extfrno teimi. Till: i.n ri.E windi.a.s.s Helicixa. Shell small, troehi- form, whitish, smooth ; spire elevated, acuminated, last wliorl rather rounded ; aperture subtrigonal ; columella arched ; outer lip thin. D'OuBiiiNY (Alcide). Moll. Isl. Cuba, p. 2411. /fab. Cul)a. Smallei, less preceding. and less angular than the Species 139. (Fig. a, b, Mus. Brit.) IIklicina Columbiana. Ilel. textd glohoso-conicd, soli- diiisculd,fusco-rubescenti, vel ijriseo, vel pallidisnmi anreo in fasciis Intis cinctd ; spin! conicd, apice aciiminato, aperturd semibmari, labia e.i-terno expaih-io, ri'jiejxi, cobunelli'i pared, subtrii/oiid. The CoLUiMBiAN Helicina. Shell globosely conical, rather solid, belted witli reddish-brown, or grey, or very pale yellow in broad bands ; spire conical, apex acuminated, aperture semilunar, outer lj[i expanded, reflected, columella small, subtrigonal. PiriLiPn. PtFr. :\Ionog., Sp. 18G. Hub. West Columbia. Species 140. (Mus. Brit.) Helicina .Mi:Ki.i,a:i; a. //el.. tc.^tA fulrd. sid>;jl<,lwsd. iioiniiiiK/i',1/11 6iilili % 4 ^. r'jOwcrhy, AA et bill VincectProobJl^^^^'Tihip H E L I C I N A. Tlate XYII. Species MG. (Mus. Brit.) Hki.icixa coxtixua. Hd. testa pnn-A, Jlnridd, laviijaWi, trochiformi, elevatd, spird convexo-conird ; aper- turd pared, labia extcrno awjusto, tcnui. Thk continuous IIemcina. Shell small, yellowisli, smooth, trocliiform, elevated, spire convex -conical ; aperture small, outer lip narrow, thin. OuxDLACii. I'oey, Meni. Cub., vol. ii. p. 5. //■'/'. (-'ul'U. Species 147. (Fig. a. b, Mus. Brit.) IIklicina .spectabilis. I/el. testa glohoso-sublrochifurmi, liBvigatd, Jhividd vel riibrd, in medio an/raetuiim lined rubra cinctd ; anfractibus convexis, ultimo viagno, apertvrd scmihinari, columellA miuiitd, labia externa teniii, rejlexo. The i'uesentahle IIelicina. Shell glohose-subtrochi- forni, smooth, yellowish or red, belti'd witli a red line in the middle of the whorls ; whorls convex, the last large, aperture semilunar, columella very small, outer lip thin, reflected. GuNDLACii. Poey, Mem. Cub., vol. ii. p. 5. Hab. Cuba. Species 148. (JIus. Brit.) Helicina remota. Ilel. testd rubescenti, subtrorhifunni, spiraliter obscure iiratd, medio anfractiis ullimi obscure bicarinatd ; spird breviter conicd, acnmiiintd : aperturd laid, intus aured ; labio extcrno njkxo expanso, ad medium paulb pjvducto, suhangnlato. The removed Helicina. Shell reddish, rather trochi- form, spirally obscure ribbed, obscurely bicari- nated in the middle of the last whorl ; spire shortly conical, acuminated ; aperture broad, golden within outer lip reflected ; expanded, a little produced and slightly angular in the middle. PoEV. Mem. Cub., vol. ii. p. 27, t. 8, f. 2G. Hab. Cuba. This species has not the hollow columella of Ihl. excavata. Species M9. (Fig. a, b. Mus. Brit.) IIi;licixa zi:imivi:ixa. Ilel. testd ,jloboso-^uhtrorhijormi, la'rii/iilii, nihrd a I j/arii/,}, medio anfractunm et ad suliiniiii alho J'asriiitii ; aperturd semilunari, ciiliiiiiiild ad iinuiiirain iiirisd ; labio externa albo, tiHiii, e.rjiaiisd. The Ztrini: IIelicixa. Shell globosc-subtrocliiform, smooth, red or yellow banded with white in the middle of the whorls and at the suture ; aperture Semilunar, columella incised at the juncture ; outer lip wliili'. thin, expanded. Dr.i.os. (_;u. ,in. .M;.-. Nat. Hist. JJe/irina tmpiai ? Cluiiinitz. Helicina iiinbeliana, Suwb. (first monograph). Hab. Texas. Species 1.50. (Fig. a, b, JIus. Brit.) lUidi Hkluixa tukiuxkela. Hcl. tesid viln Jtaridd, aiiiipresso-trochijornii, m,din an/rartu.i nlUmi obtiisi ungnlatd. .^pird d,pr,sso-amicd ; ape, i, suhipiadrald, labio externa 'itUll columella con- ineilio aiKjuIato, ad juueliii' Jlucnti. The little-top Hklktxa. Shell minute, pale yellowish, compressed trocliiform, obtusely angu- lar in the middle of the last whorl, spire de- pressed-conical ; aperture small, subquadrate, outer lip rounded, angular in the middle, confluent with the columella at the juncture. Pfeiffer. Proc. Zool. Soc, 1855. Hab. Sydney. Species 151. (Fig. a, Mus. Brit.) See fig b, in PL XIX. Helicina Cordillera. Hel. testd depresso-subtrochi- fnrmi, ivbescenti, vel pallidefulvd, medio anfractuum lineis rubris tribus spiraliter cinctd ; mifractu ultimo lata, depi-esso ; aperturd nonnumpiam aured ; labio externa expanso, albo, rejlexo. October, 1873. HELICINA.— Plate XVII. The CORDILLERAS Helicina. Shell depressed-sub- trochiform, reddisli or pale fulvous, spirally girt with thinner red lines in the middle of the whorls; last whorl wide, depressed; aperture sometimes golden; outer lip expanded, white, reflected. Salle. Proc. Zool. Soc., 185G. Hob. Mexico. It may be known by the depressed form of the last whorl. Having inadvertently filled up the plate, we are obliged to defer the banded variety to Plate XIX. Species 152. (Mus. Brit.) Helicina Funckii. Eel. testd subdepressd, lavigatd, superne rubro-maculatd, infra aured, medio anfractus ultimi angulatd ; spird depresso-conicd ; lahio externa alio, expanso, reflexo, medio angulato. Funck's Helix. Shell subdepressed, smooth, spotted above with red, golden beneath, angular in the middle of the last whorl ; spire depressed- conical ; outer lip white, expanded, reflected, angular in the middle. Pfeiffeu. Proc. Zool. Soc, 1848. Helicina purpureo-Jlava, Morelet. Hab. New Granada. The colouring on the upper part of the shell presents a contrast to that on the lower part. Species 153. (Fig. a, b, Mus. Brit.) Helicina polychroa. Hel. testd parvd, globosd, aured, in medio anfractuum et supra columellam spiraliter ruhro lineatd ; spird convexo-conica ; aperturd parvd, suhtrigond ; columelld minutd, trigond, labia externa angiisto, albo, reflexo. The many-coloured Helicina. Shell small, globose, golden, spirally red-lined in the middle of the whorls and above the columella ; spire convex- conical ; aperture small, subtrigonal ; columella minute, trigonal, outer lip narrow, white reflected. Pfeiffer. MS. Cum. Col. Hab. Cuba. ^ Udu-wn Fl.XWi %1 ^ VmrentBroolisIlayi Soulm)! II E L I C I N A. Species 154. (Mus. Brit.) IlKLinx.^ ciLoiu-i.osA. Ihl tcstd ghihosd, Icerignttl, fascia laid, lineU diiabus i-ubris marginatd suprd medium et infra fascia angiista rubrd infra, medium tamiatd ; spird hrevi, aciiminatd, ultimo anfractu svbdepresso, rotunda, aperturd suhrotunda, labia externo angnsto, albo, columella pai'vd, cum labium externum conjluenti. The globul.\u IIelicina. Shell globose, smooth, riU- banded above the middle by a broad band edge d with two red lines and below the middle by a narrow red band ; spire short, acuminated, last whorl a little depre.ssed, rounded, aperture rather rounded, outer lip narrow, white, columella small, confluent with the outer lip. Oui'.iGxy. Moll. Cub., p. 254. Ilab. Cuba. One variety is dark greyish and the other red on the upper part of the whorls and on the spine. Species 155. (Fig. a, h, Mus. Brit.) Helicina P.osTitATA. Ihl. tcstd globoso-trochiformi, supird et infra medium rubro, vel auraniio tamiatd ; spird brevi, coiiicd, ultimo anfractu magno, medio angulato, obscure carinatd ; columella subplanulatd, confluentd, labio externa lata, reflexo, ad medium in lobam linguiformem producto. The beaked HELicmA. Shell globose-trochiform, banded with red or orange above and below the middle ; spire short, conical, last whorl large, angular^ in the middle, obscurely keeled ; colu- mella a little flattened, confluent, outer lip broad, produced into a tongue-shaped lobe at the middle. MoRELET. Test. Nov., vol ii. p. 17. IIelicina Salvini, Tristram. Hab. Vera Paz. Species 150. (Mus. Brit.) IIelicina veiinalis. Ihl. tcstd subglobosa, avrantid, infrd medium rubro unifasciatd ; columelld piai-vd, (dbd : lahio externo planuhito, reflexo. The vernal IIelicina. Sht41 subglobose, orange with a single red band below the middle ; columella small, white ; outer lip flattened, reflected. MoRELET. Test. Nov. Cub., vol. i. p. 20. Ilab. Cuba. Species 157. (Mus. Brit.) IIelicina denticulata. IIcl. testa, globoso-subtrochi- formi, pallida, supra et infra medium aurantio tceniatd, aperturd intusaurcd; ultimo anfractu medio obscure cariiKil'i ; spied neiiniinald, siifiird denticu- lata; labia erlee;iM/,la>i)il.ite>, r.Jle.eo, in Inhtin lingui- formem ad nil (liinii prodiieiu. The DENTICULATED Helicina. Shell globosc-subtrochi- form, pale, banded with orange above and below the middle ; aperture golden within ; last whorl obscurely keeled in the middle ; spire acuminated, suture denticulated ; outer lip flattened, reflected, produced into a tongue-shaped lobe in the middle. Pfeiffeu. Proc. Zool. Soc, 1855. Ilab. Honduras. Resembling Helicina rostrata, but having the suture curiously pitted or dentated. Species 158. (Mus. Brit.) Helicina Crossei. IIcl. tesid compressd, subangidatd, aurantid, Icevigatd ; spird depressd, apice acuminata ; callo ventrali tumidiilsculo ; aperturd semilunari, inius rubescenti ; labio externo plamdato, vivide aurantio ; ullimo anfractu medio subangidato. Crosse's Helicina. Shell compressed, rather angular, orange, smooth ; spire depressed, apex acumi- October, 1873. HELICINA.— Plate XVIH. nated; ventral callus rather swelled; aperture semi- lunar, reddish within ; outer lip flattened, bright orange ; last whorl a little angular in the middle. Semper. ? Sowb. Thes. Conch., fig. 357. Hah. Isl. Luzon, Pliilippines. Species 159. (Mus. Brit.) Helicina egregia. Hel. tesid subcompressd, angulatd, aurantid ; supra medium late, infrd medium anguste tceniaid, ad angulum medianum albo-fasciaid ; aper- turd productd, labia externa ad medium angulato, cdbo ; columella, angustd, alba. The uncommon Helicina. Shell subcompressed, angular, orange ; above the middle widely, below the middle narrowly ribanded, on the middle angle white-banded ; aperture produced, outer lip angular in the middle, white ; columella narrow, white. Pfeiffer. Proc. Zool. Soc, 1855. nab. Isl. Salmon. Species 160. (Fig. o, h, Mus. Brit.) Helicina Kieneri. lid. testd globoso-angulafd, supei-ne griseo vol rubra variegato, spird coiiicd, ultimo anfracfu magna, medio angulato, suhcarinato, cohimelld sahplanulatd, latd ; labia externa rejlexo., medio angulato. Kiener's Helicina. Shell globosely angular, varie- gated above with grey or red, spire conical, last whorl large ; middle angular, slightly keeled, columella rather flattened, broad ; outer Up re- flected, angular in the middle. Pfeiffer. Proc. Zool. Soc, 1848. Thes. Conch., 284, 5. Ilab. Caraccas. Species 161. (Mus. Brit.) Helicina Tamsiana. Hel. testd globosd, albd, medio anfractuum rubra tmilineata ; spird elevatd, acumi- natd ; columella rectiilsculd ; apcrturd jwoductd, labia externa angusto, planulato, rejlexo. The Tamsi.\n Helicina. Shell globose, white, with a red line in the middle of the whorls ; spire raised, acuminated ; columella rather straight ; aperture produced, outer lip narrow, flattened, reflected. Pfeiffer. Zeitschrift fur Malakologie, 1850. Hab. Venezuela. m % ^ ^^. //r/lCl7M. PI. XIX Viiitml Brooksl>ayl3on,lmv II E L I C I N A. Fiir. 151, 1). IIelicixa C'op.niLLERi je, see PI. XVII. Species 102. (Fig. n, h, Mus. P.iit.) HkLICIXA SaNDWICIIKXSI.S. J/iI. te.-:t,l parnt, Sllhl/ldhosd, /uhd, t-uhro vaiierjald ; spird coiivexiusculd, anfrac- tibus carinatis, ultimo anfnicUi infra anyuhim convexo ; aperturd luteraliter suhpiroductd, callo ventrali mbrotundo ; celumelld minutd. The Sandwich Islands IIelicina. Shell small, sub- globose, fulvous, variogutcd with red ; spire a little convex, whorls keeled, last whorl convex below the angle; aperture laterally a little ]>ro- dueed, ventral callus a little rounded ; cohunella minute. Soui.EYET. Voyage de la Bonite. Moll. t. ol\ 1". 1-5. llah. Sandwich Islands. Species 1C3. (Mus. Brit.) Hklicixa Jamaicensis. Ikl. testa /jlobosd, solidd, pallid'c rosed, spird aurantid, rubra varictjatd, convexd, tdtimo anfractu rolundo, ruhro unifascialo ; aperturd intus aurantid ; labia planulato, rcjlexo, adjuncturam tenuisnimo ; cohiitulld pari'd, trigmul, adjuncturam tenuissimd. The Jamaica IIelicina. Shell globose, solid, pale rose, spire orange, variegated with red, convex, last whorl rounded, with a single band of red ; aperture orange within ; lip flattened, reflected, very thin at the juncture ; columella small, tri- gonal, very thin at the juncture. SowEKBY. Thesaurus Conchyliorum, first monograph, t. 1, f. 3, 4. Ilab. Jamaica. Differing from Helicina aurantia in not having the same thickened lip and ventral callus, and in the ex- treme tenuity of the columella and outer lip at their junction. • i/ipres^ : iilanidato. Species IGl. (Fig. n, b, Mus. Brit.) Helicina suhulohosa. llel. t^'^ld i/bibus:/, pa/lidd, iiiterdum rubra spinilil.r intifasrhtti'i, sjiin'i actimi- collumelld'parvd, triijmid ; hihii: r^Jlcxa. The sunGLonosE IIelicina. Shell globose, pale, some- times with a single spiral bend, spire acuminated, convex, last whorl a little compressed ; columella small, trigonal, outer hp flattened, reflected. Poet. Mem., p. 115. Hab. Florida. jpec 1C5. (Fig. «, b, Mus. Brit.) IIelicka Antoni. IM. tc^td parvd, sidn-iridi, corned, siditrocliiformi, spird elcvatd, anfractibus rotundis, ultimo anfractu comprcsso. Antiin's IIelicina. Shell small, greeni.sh, horny, somewhat trochiforni, spire elevated, whorls rounded, last whorl broad, rounded, roiupressod. Pfeiffer. Zeitschrift fur Malak., 1848, p. 88. Hab. Honduras. Species ICG. (Mus. Brit.) Helicina iiinuta. IM. tcstd minutd, compressd, medio anfjvlatd, oblique striata ; aperturd dep-essd, apice acuininato ; columella ohliqiii'i, lahio externa tenui, angulato. The minute Helicina. Shell minute, compressed, angular in the middle, oblicjuoly striated ; aper- ture depressed, apex acuminated ; columella oblique, outer lip thin, angular. Soweuby. Proo. Zool. Soc, 1842. Hah. Isl. Opara. Species 167. (Mus. Brit.) Helicina vestita. Hel. tcstd globasd, minuta, pallida corned, epidcrniide tenuissimo induid, oblique regu- October, 1873. HELICINA.— Plate XIX. lariter rugata ; eolumelld olliqua, angustd ; lahio externo tenui. The invested Helicina. Shell globose, minute, pale, horny, covered with a very thin epidermis, obliquely regularly wrinkled ; columella oblique, narrow ; outer lip thin. GuiLDiNG. Sowerby, Thes. Conch., first monograph, f. 42. Hab. N. Ar Species 168. (Mus. Brit.) Helicina hnicarinata. Ilel. testa mimitd, e/lohoso- subacuminatd, lineis punclisque griseis variegatd ; spird conicd, ultimo anfractu medio angulato, carinato, apertiird parvd ; eolumelld iemii, labia externo vix rejlexo. The one-keeled Helicina. Shell minute, globose, subacuminated, variegated with lines and spots of grey ; spire conical, last whorl angular in the middle, keeled, aperture small ; columella thin, outer lip scarcely reflected. SowERBT. Thes. Conch., Helicina, 2nd monog. sp. 107. Hab. ? Species 1G9. (Mus. Brit.) Helicina rhdis. Hel. testa parvd, globoso-trochiformi, subrugatd, rubra, griseo variegatd ; spird elevatd, conicd ; ultimo anfractu medio vix angulato, ap)erturd productd, labio externo vix incrassaio. The rough Helicina. Shell small, globose-trochi- form, a little roughened, red varied with grey ; spire elevated, conical ; last whorl scarcely angular in the middle ; aperture produced, outer lip scarcely thickened. Pfeiffer. Proc. Zool., 1855. Hab. Sydney. Species 170. (Mus. Brit.) Helicina inconspicua. Hel. testd jmrvd, subviridi, corned, subtrochiformi ; spird parvd, acuminata, idtimo anfractu lato, compresso. The inconspicuous Helicina. Shell small, greenish, horny, rather trochiform ; spire small, acuminated, last whorl broad, compressed. Pfeiffer. ? MS. in Cuming's collection. Hab. .' Species 171. (Fig. a, b, Mus. Brit.) Helicina cornea. Hel. testd minutd, subcompressd, nigrescenti ; spird conicd, depressd, apice aciiminaio, idtimo anfractu depresso, medio subangulato ; aperturd siibangulatd ; callo ventrali rotunda, rubro marginato. The horny Helicina. Shell minute, rather com- pressed, blackish ; spire conical, depressed, apex acuminated, last whorl depressed, a little angular in the middle ; aperture a little angular ; ventral callus rounded, pink-edged. Sowerby. Thes. Conch., 2nd monograph, sp. 186, 187. Hab. ? Species 172. (Mus. Brit.) Helicina multicolor. Hel. testd minutd, subdepressd, Buhangulatd, fulvd, stiprd medium rosea variegatd, spird depresso-conicd ; aperturd angulatd, labio externa tenui ; eolumelld alba, subtrigond parvd. The many-coloured Helicina. Shell minute, sub- depressed, subangular, fulvous variegated with pink, spire depressed-conical ; aperture angular, outer lip thin ; columella white, subtrigonal, small. Gould. Proc. Boston Soc. Hab. Tahiti. ^9^ flcliriiui /V..\:V v^ \^ Vrac.-.-.;ibro(,knayS;Sjii;my H E L I C I N A. Species 173. (Mus. Brit.) Helicina coccixostom.\. llel. testa globosd, jwlitd, pallide rosed vel fulvd, spird conicd, apice rubra ; ultimo anfractu glohoso, infra vividc ruhro-auran- tio, cohimelld parvd, trigond, ad juncturam teinii, labia externo crasso, rejkxo, in medio subainju/ulo, vivide rubro-mtrantio. The bed-mouthed Uklicina. SIr'II globose, polished, pale rose or fulvous, spire conical, apex red ; last whorl globose, bright red-orange below, roluniclla small, trigonal, thin at the juncture, outer lij) thick, reflected, a little anguhir in the middle, bright rcd- orange. MoKELET. Test. Noviss. 1, p. 10. Helicina Oiceni, var. Pfeifl'er. HaJ). Tabasco, Peru. Species 174. (Fig o, J, Mus. Brit.) Helicina aurantia. Ilel. testd globosd, politd, pallide Jlavidd, ill medio nnfractutim spiraliter fuscu- unilineatd ; spird conicd, apice fusco, callo ventrali, columella et labio externo vivid!; rubro-aurantiis, incrassatis, labia externo crasso, refiexo, angulatim producto. The orange Helicina. Shell globose, polished, pale yellowish with a single brown spiral line in the middle of the whorls ; spire conical, apex brown, ventral callus, columella, and outer lip bright red- orange, thickened, outer lip thick reflected, pro- duced angularly. Gr.\t. Zool. Journ., vol. i. p. 69. Helicina pyrrhosloma, Menke. Hub. Jamaica. Species 175. (Mus. Brit.) Helicina siMi LIS. Hel. testd angulatd, depressd, fusco- aurantid, spird depresso-conicd, apice castaneo, vltiiiia anfractu media angiilafo, cohimelld parvd, trigond, labio externa reflcxo, plunulalo, supra tnediwn angulatim producto, vivide avrantio. The similar Helicina. Shell angular, depressed, orange-brown, spire depressed, conical, apex chest- nut, last whorl angular in the middle, columella smooth, trigonal, outer lip reflected, flattened, angularly produced above the centre, bright orange. Sowerby. Thesaurus Conchyliorum, first raonogr,aph of Helicina, fig. 130. I'roc. Zool. Soo., 1842. Hab. Haiti. Tlio lip is broader and more angularly produced than in Helicina polita. Species 176. (Fig. a, b, Mus. Brit.) Helicina Antillarum. //(/. testa magna, depressd, tenuissimi' striata pallide aurantid vel castaned, noniiiinipiam in medio anfractuum alba interrup- tim vnifasciatd ; spird depresso-conicd, anfractibus convexiitsculis, ultimo anfractu rotiindatim angu- lato ; labio externo subexpanso, plamdato, supra medium subangulafo. The Antilles Helicina. Shell large, depressed, very finely striated pale orange or chestnut, some- times with an interrupted white band in the middle of the whorls ; spire depressed, conical, whorls rather convex, last whorl roundly angular ; outer lip somewhat expanded, flattened, with a slight angle above the middle. SowERBY. Thesaurus Conchyliorum. Monog. Helic, Sp. 208, fig. 359, 360. Hab. Antilles. Sjjecies 177. (Mus. Brit.) Helicina amcena. Hel. testd angulatd, subrhombed, supra etpaulu infrd angulum medianum rosed. October, 1873. HELICINA.— Plate XX. lineis rubris minutis reticulata, hinc infrd aurantiA, columella recta, labia extemo am-antio, planulato, rejlexo, medio angulato. The pleasing Helicina. Shell angular, somewhat rhomboidal, above and a little below the medial angle pink reticiilated with minute red lines, thence below orange ; columella straight, outer lip orange, flattened, reflected, angidar in the middle. Pfeiffek. Proc. Zool. Sec, 1848. Helicina purpureo-Jiava, Morelet. Hab. Honduras Bay. Species 178. (Mus. Brit.) Helicina sanguinea. Hel. testd clepressd, suhrliom- ioided, auranitd ; spird depresso-conicd ; ultimo anfractu medio obtuse angulato ; callo ventrali expanse, rolundo, albo, columelldparvd, adjuncturam incisd ; labia externa j)lanulato, rejlexo. The bleeding Helicina. Shell depressed, subrhom- boidal, red-orange ; spire depressed- conical ; last whorl obtusely angular in the middle ; ventral callus expanded, rounded, white, columella small, incised at the juncture ; outer lip flattened, reflected. Pfeiffer. Proc. Zool. Soc, 18-48. Uab. Honduras. Species 179. (Mus. Brit.) Helicina Guadaloupensis. Hcl. testd compressd, an- gulaid, Jlavida-subviridi, vel castatieu ; spina depresso-conicd, anfractibus convcxiiisculis ; ul- timo anfractu lata, compresso, medio obtuse angu- lato/callo ventrali parvo, albo, rotunda ; columelld infrd sidiangvjat't, labio extcrno aiirantio, angvsto, subrotundo. The Guadaloute Helicina. Shell compressed, angular, greenish-yellow, or chestnut ; spire depressed- conical, whorls rather convex; last whorl broad, compressed, middle obtusely angular ; ventral callus small, white, rounded ; columella slightly angular below, outer lip orange, narrow, rather rounded. SowEUBY. MoDog. Helicina. Thes. Conch., Sp. 279. Helicina rufa, var., Pleifi:er. Hah. Guadaloupe. Species 180. (Fig. a, b, Mus. Brit.) Helicina neritella. Hcl. testd globosd, temri, Icrvi- gatd, ritbro spiraliter hifasciatd, vel infrd nudium unifasciatd, supra maculis undulatis variegatd ; spird subdepressd ; anfractibus paucis, convcxiiis- culis, ultimo anfractu magna, inflato, siibdepresso / columelld suhtrigond, planulatd ; labia crterno albo, complanato, expanso, reflexo. The little nerite Helicina. Shell globose, thin, smooth, with two red spiral bands, or single banded below the middle and variegated with undulating spots above ; spire rather depressed ; whorls few, rather convex, last whorl large, inflated, a little depressed ; columella subtrigonal, flattened; outer lip white, flattened, expanded, reflected. Lamauck. Hist. Nat. Anim. s. Vert. Hab. Jamaica. % neluwii PI XX!. ^m II E L I C I N A, Plate XXI. Species 181. (Mus. Brit.) IIelicisa Noiti-oi.KEXsis. Ilel. testa palliiV- Jhu-i'i, angustatii, suhdepressd ; infra siniialim iiiii/i/tcato ; spird conicd, anfractibua paucis, parvis ; ultimo anfractu coinpresso, lato, rotnndalini ani/u/ato ; catio centrali e.rpansn, columelld trigond in dent mi acutum dcsinenti ; labia extcrno supra dcpresso, medio rolundiitim ej-panso, infra sinualim plicalo. The Norfolk Isl.vxd IIklicina. Shell pale yellow, narrow, a little depres.sed, with a sinuous pluit below; spire conical, whorls few, small; last whorl conii)re.sscd, broad, roundly angular ; ventral callus e.xpanded, columella trii;onal, ending in a sharp tooth ; outer lip depressed above, roundly expanded in the middle, sinuously plaited below. Pfeifker. Proc. Zool. Soc, l.slT. Hah. Norfolk Island. Very curiously contracted and plaited at the lower part. Species 182. (Fig. a, b, Mus. Brit.) Helicina cin'Ctilla. Ifel. tcstd siibtrochiformi, t.'tuii, angulatd, alba, anfractibus apicalibus tmniatis, vtl supra unguium rosed, infrd aurantid, ad angidum sicturamqite albo angustH fasciatd ; spird conicd, elevatd ; ultimo anfractu siibcarinato ; labio cxterno planidato, rejlexo. The little iuclt Helicina. Shell rather trochiform, thin, angular, white, with the apical whorls banded, or pink above the angle and orange beneath with a narrow white band at the angle and suture ; spire conical, elevated ; outer lip flattened, reflected. Shuttlewortii. ? llab. Cordova. The spire is more elevated than in the greater part of these angular species. Species 183. (Fig. a, b, IVIus. Brit.) Helicina occidentalis. Ilel. tesid depressd, angulatd, laid, pallide aurantid, spiraliler fasciis diwbus angusli.<, nigriranlilms, siipn) rl iiifnt angalum. vH fisi-iis lalia rubo-centibus ciiu-l,) : spin'i (hprcsst:- canicd; uiliiiio anfrartu ad iiintinm rariuato: aperturd ^Hhrhomhoided, oohimell.', hreri, rallo rrutndl j.,,rro, l.d.lo ,,rl. mo hitn^ iilaiiulalo, rep.ro, ad molnun au.,„l.,i;,i, j.n.duelo. ■: WE.sTKi;.s' IIixiCiXA. Shell depressed, angular, broad, pale orange, spirally girt with two narrow blackish bands above and below the angle, or broad reddish bands; spire dcjivessed, conical! last whorl kerled in the middle ; aperture rather rhondioidal, columella short, ventral callus small, oiUer lip broad ilaltened, angul.-irly produced in the middle. Loixc. Trans. Linn. Soe., p. 333. Hab. ISl, arby.) llri (Mus. .'.(ol s. //(■/. listd riiinjiressd, Jlavidd. obtuse angulatd, spird depressd, obtusd ; colmnelld parvd, trigond ; labia externa angusto, rotundo. The rather oval Helicina. Shell compressed yel- lowish, obtusely angular, spire depressed, obtuse ; columella small, trigonal, outer lip narrow rounded. SowERiiY. Monog. Helicina, Species 198, fig. 370. llab. Jamaica. Species IS,"). (Mus. Brit.) Helicina Zo.e. Ilel. tiMa parvd, angulatd, rubescenti ; spird elevatd, conird, ultimo anfractu subangulato ; callo rentrali tmnidn, expanso, avrantio, rotundo ; columelld brcvi, cum labium externum confuenti, aperturd rhomboided, intus fused, labia externa albo, tenui, rotundo. The ZilE Helicina. Shell small, angular, reddish ; spire elevated, conical, last whorl rather angular ; ventral callus tumid, expanded, orange, rounded ; columella short, confluent with the outer lip, aperture rhomboidal, brown within, outer lip white, thin, rounded. Pfeiffeb. IMS. Hab. Cuba. October, 1873. HELICINA.— Plate XXI. Species 186. (Fig. a, b, Mus. Brit.) Heucina variabilis. Hel. testa angulatd, ventricosd, spiraliter striata ; purpurea oel ruhrd late fasciata, vel albd ; spird elevatd, conica ; ultimo anfractu medio carinato, ad carinam et infra alho fasciato ; aperturd rhomboided ; labio externa expanse, supra medium angidato. The variable Helicina. Shell angular, ventricose, spirally striated ; broadly banded with purple or red, or white ; spire raised, conical ; last whorl keeled in the middle, banded white on the keel and below ; aperture rhomboidal ; outer lip ex- panded, angular above the centre. Wagner. Spix, Brazil, p, 25. Helicina zonata, Sowerby. Helicina fasciata, Spix. Helicina flava, Spix. Uab. Brazil. Species 187. (Fig. a, b, Mus. Brit.) Helicin.\ Nicobarica. Hel. testa parvd, compressd, anijulatd, pallida fused, fasciis ruhris, angustis, sjnralibus, supra angulum anfractuum duabvs, infra un&, taniatd ; ultimo anfractu depresso, carinato ; aperturd parvd ; columelld minutd, albd ; labio externa angusto, alho, medio i-otundatim angulato. The nicobar Helicina. Shell small, compressed, an- gular, pale brown, ribanded with narrow red spiral bands, two above one beneath the angle of the whorls ; last whorl depressed, keeled ; aperture small ; columella minute, white ; outer lip narrow, white, roundly angular in the middle. Philippi. Zeitschrift fur Blalakologie. Helicina Merguiensis, PfeifFer. Helicina Andamanica, Benson. Hah. Andaman Islands. Siam. HeUcimi FLXXU. ^^. % VmcsniEroi'XsPavi.Siiilmp. II E L I C I N A. (Species 188. Mus. Brit.) IIelicin'.\ itKTicuLATA. Ilel. ttslA t/vcJiiformi, nnijiilat'i, loevigatd, JlaaidA, suprd medium iutusque fused, liiieis ndiescentihus retkulatd ; spird elevald, apiro mucronato ; vltimo anjhiiiu meilio aiu/u/ido, anticc convexo; cnllo ventrati tcwiis^iiiio ; ro/nint/ld minutd ; labio externo an;jiiluto, alio, teiiiii. The reticulated Helicina. Shell troclutbrin, :iiigul,-ir, smooth, yellowish, brown ubcve the middle juid within, reticulated with reddish lines; spire elevated, apex niucronate ; last whorl angular in the middle, anteriorly convex; ventral callus very thin; columella minute; outer lip angular, white, thin. Pfeiffek. I'roe. Zool. Soe., 18G-'. Hab. Cape Flattering. Species 189. (Mus. Brit.) Helic Species 100. (Mus. Brit.) Helicina Sali.I';ana. Hd. icsta dcprcsso-sulyhbosd, fwiKiso-fnscd, kiivi, subaixjulatd; spird eonkd, brevi : ultimo aiijhirlu VKijiiscnlo, rotnndatim, suh- aixjiilato ; aillu ventnili uUm ; columcUd parvd, iiiiitaitd ; Icbio ixtcruu teniiiiisculo, ruiando, mtdio oUusisfiiiii: amjuhilo. Salli';'s IIki.icixa. Shell depressed-subgloLose, .smoky brown, smooth, ratlier angular; spire conical, .1,,.,.< . l-,.t M.l,,,vl i-itli,.i- l.-iviTi. roiindlv subanfru- outur lip rallier thin, angular in the middle. Pfeiffei:. I'roe. Zool. Soc, If ;pire conical, luudly subangu- :i small, pointed ; very obtusely Hub. Haiti. I'OLiTA. Ilel. testa deprcsso-anjiihitd, brris- siiii't, (inrantid vel pallide Jlavidd, luniiif'iiijtiinu auraniio vel fusco fasciatd ; spird deprc.o,:,, cannat,;, alhidA, nonnunquwn castaneo pivpc carinain imifaaciatd ; spird eleratd, anfractibiis guprd cnrinam ronvcns ; ultimo anfractii medio validl' cariuato, infra carinain convexo ; callo ventrali mayno, rotundo ; mlinaelld par ctiiisculd, labio externa mipernr dcpr infra ad junctiiran emarginato, medio expanno, angidato. Bhok's Helicina. Shell globose, carinated, whitish, sometimes with a single chestnut baml near the keel ; spire elevated, whorls convex above the keel, last whorl strongly keeled, convex below the keel; ventral calhis large, rounded; columella small, rather straight, outer lip dnpres';eiprd carinam subrotundis, infra carinani rmwixis ; ultimo anfractii paulu infrd ntediunt carinato ; aperturd parvd. The fruitful Helicina. Shell small, depressed, keeled, fulvous, sometimes spotted with red, golden within ; spire convex, apex mucronate, ■whorls rather rounded above the keel, convex below the keel ; last whorl keeled a little below the middle ; aperture small. Gould. Proc. Bost. Soc, 1817. Hab. Sandwich Islands. Species 197. (Mus. Brit.) Helicina albo-labris. ITel. fesld depressd, angulatd, pallide rubra; spird bretn, conicd ; vllinio anfractii pavld supra medium acute caiinatn, infrd, carinani convexo, callo ventrali et columelld albidis, crassis ; labio exlerno supra medium angulato, hand reflexo. The white-lipped Helicina. Shell depressed, angular, pale red ; spire short, conical ; last whorl sharply keeled a little above the middle, convex below the keel, ventral callus and columella whitish, thick ; outer lip angular above the middle, not reflected. HoMBRicn. Voy. Pol. Sud. Moll. Hab. Tahiti, Species IDS. (Mus. Brit.) Hei.icin-a roi;i:ur,ATA. //(■/. testa parrd, ralde depressd, ani/iiJal'i, finni IS,, -fused, supra medium ruijoso- ■undiiliil,), spiid (Lpressd; uUimo anfrartu acute rariiiiil.i, ,iiriHii nmlnlafil ; callo ventrali cras- siiisi-n/ii ; odiinii'lld cum lahio externa confluenti. The coi;i:riiATi;i> Hkliclva. Shell small, much de- pressed, angular, suioky-linnvn, rnugiily undulated above the niiildle, sjiire depressed; last whorl sharply keeled, keel undulated; ventral calhis rathi'r thick ; columella conllueut with the outer Ii]j. Pease. ? Hab. T.ahiti. A curious little species characterized by undulations on the upper part ol' the whorls and the keel. ,,nl,„, . /,„//;,/,' n,J, anfra iil,„.< s„i„a , fas,-i, lis ; iiltiii,,, , iiifni caiiiam c,„ir, Species 109. (Mus. Brit.) Helii'INA MAUciF.RLE. JfeJ. tcsld depressd, crassd, an- 1 : sjiird depresso-conicd ; '■ii ,;ifi,iaia castaneo mii- ■tii tni'ilii'i acute carinato, ■nil,, r, iilralilato aurantio, incrassato, ,;,liii,ii'll,i siihli-ii/inid ; labio externa crasso, auraiilid. iiu ili,,j,i;iiliicl(i, infrd ad juncturam Mauger's Helicina. Shell depressed, thick, angular, pale reddish; .spire depressed-conical; whorls single-banded with chestnut above and below the keel, last whorl sharply keeled in the middle, convex below the keel ; ventral callus broad, orange, thickened, columella subtrigonal ; outer lip thick, orange, produced in the middle, slightly emarginated below at tlie juncture. Gr.\y. Zoological Journal, vol. i. p. 251. Hab. Marciuesas. The thickened orange callus and outer lip of this species distinguish it well from others. Species 200. (Mus. Brit.) Helicina aniu'lata. Hel. testa subdepressd, angulald, 'pallidi' stramined, maculis parvis suprd. et infrd carinam varieyatd; spird conicd; ultimo anfractii medio carinateo, infra medium convexo ; columelld albd, infrd in .yn'ram curvam producto ; labio externa suprd medium arcuato. The angular Helicina. Shell subdepressed, angular, pale straw, variegated with small spots above and below the keel ; spire conical ; last whorl cai-inated October, 1873. HELICINA.— Plate XXIII. in the middle, convex below the middle ; columella white, produced below into a curved spire ; outer lip arched above the middle. SowERBY. Thesaurus Conchyliorum,'2nd Mon., Sp. 245. Ilab. Brazil. Species -201. (Mus. Brit.) Helicina GONOCHEiLA. Hel. ttstd (Icprcssd, atujulatu, fumoso-fusca, suprd et infra lineis, medio pimctis rubris notatd ; spird depresso-conicd ; ultimo aii- fractu medio angidato, alhofasciato ; columella alba, in spiram recurvaiii producto ; labia extciiw com- plaiiato, reflexo. The ANGLE-LIPPED Helicina Shell depressed, angular, smoky-brown, marked above and below with red lihi < Awl ill ilic middle with spots; spire depressed- .■.iiii,:,l ; l:i-i wliorl angular in the middle, white- li.iii.l. il ; ciiliimella white produced into a recurved spiru; outer lip flattened, reflected. rFEiFni:. Proc. Zool. Soc, 1818. Ilab. Venezuela. Species 202. (Mus. Brit.) Helicina Sowerbyana. Hel. testa magnd, albidd, gh- boso-angulatd, aupenie spiraliter striata ; sjiira conicd, npice aaiminato ; ultimo anfractu ventri- coso, infra angulum eoiivexo, medio carinato ; callo ventrali craxso, coluvwlld parrd, ad junctirrain angulato ; labio externo reflexo, expanso, medio obtuse angulato. Sowerby's Helicina. Shell large, white, globosely angular, spirally striated above ; spire conical, ape.x acuminated; last whorl ventricose, convex below the angle keeled in the middle ; ventral callus thick, columella small, angular at the junction ; outer lip reflected, expanded, obtusely- angular in the middle. Pfeiffer. Proc. Zool. Soc, 1848. Ilab. Guatemala. Species 20o. (Mus. Brit.) Helicina villosa. TLl. testa parvd, coiiipressd, fimoso-fiisrd, medio anfractimm cariiiatd, ad carinam setis crispatis ornatd ; ultimo anfractu depresso ; aperturd subtrigond, labio externo crasso, planulato. The hairy Helicina. Shell small, compressed, smoky- brown, keeled in the middle of the whorls, orna- mented with curled hairs at the keel ; last whorl depressed ; aperture subtrigonal ; outer lip thick, flattened. Anthony. ? Helicina pilosa, Sower by. Hub. Isl. Opara. Species 204. (Mus. Brit.) Helicina albo-cincta. Hel. testd parvd, depressd, lentindari, fumoso-fuscd ; ultimo anfractu obiusS carinatd ; carind alba ; aperturd parvd, columelld teniii, albd, obliipid ; lahio c.rterno alho, angusto, rotuuilo The white-belted Helicina. Shell small, depressed, lenticular smoky-brown ; last whorl obtusely keeled; keel white: aperture .small; columella tliin. white, oblicjuc ; outer lip wMte, narrow r..uiid..,l. II.iMI;i;iGlL Voy. Pol. Slid. Moll. //.//-. Am Wand. Species 205. (Mus. Brit.) Helicina iumilis. Hel. testa win iitd, fused, lenticu- lari : spird depressd; ultimo anfractu medio aiii/ulatd ; callo ventrali rdba, rrasso, columelld arcuatd ; labio externo haud nflixo. The humble Helicina. Shell minute, brown, len- ticular; spire depressed; last whorl angular in the middle ; ventral callus white thick, columella arched, outer lip not reflected. Hombrigh. Voy. Pull. .Sud. lloW., t. ii. f. .lO-S?. Hab. Hogolu. Species 20C. (Mus. Taylor.) Helicina Tayloriana. Hrl. test,) tmui, ungulatd, aurantid, medio anfractnum aruti carinatd ; carind utringue lined rubrd marginatd ; spird conicd ; columelld albd, tenui, infrd, in spinam prodiictd ; labio externo reflexo, albo, planulato. Taylor's Helicina. Shell thin, angular, orange, sharply keeled in the middle of the whorls ; keel ^ bordered with a red line on each side; spire conical ; columella white, thin, produced into a spire below ; outer lip reflected, white, flattened. SOWERBY. Hab. ? This is one of the prettiest and most characteristic of all the species. lidirnui J '.XX I V II E L 1 C I N A. Species 207. (Mus. ' C'. Helicixa oxytuopis. lid. testii trorhiformi, urate carinati'), patlidd ; spird conici'i, elcniia, iiiifriicti- bus ad suturain cannatis ; aperliin'i nculi- oininhitd ; labia Mtenio albo, angusto, plila. Species 215. (Mus. Brit.) Helicina rarva. lid. testa minutd, depresso-sub- globosd leiiui, aureolato; spird parvd; ultimo an- fractu ventricoso ; columelld parvd, albd ; labio ex- terno rejlexo, planulato. TuE small Helicina. Shell very small, depressed-sub- globose, thin, golden ; spire small ; last whorl ventrioose ; columella small, white ; outer lip reflected, flattened. SoWERBY. Proc. Zool. Soc, 1842. Hah. Philippines. Species 21(1. (Mus. Brit.) olituselv Wi:ii;iiT ? Sowerby's Thesaurus. Helicina, '.15, tig. 461, 4G2, 463. Ihlicina rubella, Wright (var.). JJah. Cuba. Helicina .stellata. Hel. testd depresso-trochiformi, I superne yranosd stramined ; xpird tuiritd, an- fractibus serrato-carinatis, superne rubra maculatis ; ultimo anfractu infra carinam jAanulato, rubra I unifasciato ; aperturd angulatd, depressd, parvd ; I labio externn superne depressn medio angulatim \ prochixto. I The stellated Helicina. Shell depressed-trochiform, granose above, straw-coloured ; spire turreted ; whorls with a serrated keel, spotted with red I above ; last whorl flattened beneath the keel, ] having a single red band ; aperture angular ; depressed, small ; outer lip depressed above, pro- i duced into an angle at the centre. ; Velasijcez ? Jay's Catalogue. Thes. Conch., sp. 26«, f. 451. Hab. ? Hcliana t'iXXV. 4 «> Sowe-vBy.deleLlilh II E L I C I N A. Species 217. (Mus. Bnt.) Helicina n.EMASTOMA. Hcl. testa sitl/globosd, kevi, alba, (1(1 lahium externum, callum ventralem apiccmqiie riridi' ruhra ; spird hrcvi, aiifvactihiis parcis, ultimo anfractu subventricoso, medio obscure aiigu- lalo ; labio externo superne subdepresso, medio subangulato,clevato ; coUmcUd rectiascidd, adjiinc- tiiram cinieafu. TiiE i:ed-mouthed Helicina. Shell suhglobose, smooth, white, bright red at the outer lip, ventral cuUus and apex ; spire short, whorls small, last whorl rather ventricose, obscurely angular in the middle ; outer lip rather depressed, a little angular in the middle, elevated ; columella rather straight, cornered at the juncture. MoEic.\Nn. Mem. III. p. 3fi. Hal. Bahia. Species 218. (Mus. Brit.) Helicina jdcunda. Hel. testd pp-amidatd, luted vel pallide fulvd, columella et labio externo rubris, faucc aureolatd. The jocund Helicina. Shell pyramidal, yellow or pale fulvous, columella and outer lip red, throat golden. GuNDLACn. Pffr. lil. Malak., KSC;5, p. 19T. Ilab. Cuba. Species 219. (Mus. Brit.) Helicina citiuna. IIcl. testd depresso-subglobosd, tenui, Icevi, lutei ; ultimo anfractu ventricoso, coliimelld brevi, sublrigond ; labio esterno albv, rcjlexo, planulato. The cithon Helicina. Shell depressed, subglobose, thin, smooth, yellow ; last whorl ventricose, colu- mella short, subtrigonal ; outer lip white, reflected, flattened. Gratelodp. Not //. polita, Sowerby. Not 77, citrina, Sowerby. IJab. Cuba. Species 220. (Fig. a, b, Mus. Brit.) Helicina agglutinans. Hel. te.ttd deprcssd, angulatd, aurantid, frequenter ad angulum anfmctuum InUum in nodis regularibus agglutinanti ; aperturd angu- latd ; labio externo rejle.vo, albo, planulato ; ultimo anfractu depresso, carinato ; columelld obliqud. The aggldtinating Helicina. Shell depressed, angulated, orange, frequently glueing to it little nodes of mud at the angle of the whorls ; aperture angular ; outer lip reflected, white, flattened ; last whorl depressed, keeled ; columella oblique. SowEEcy. Proc. Zool. Soc, 1842. Hab. Philippines. The singular habit of glueing particles of dust and mud in regular form at the keel is not apparently exercised by aU the specimens of this species, although the power is possessed. Species 221. (Mus. Brit.) Helicina clobulosa. Hel. testd globuld tenui, Iwvigatd, aureola; spird brevi, anfractibus pa/'vis ; ultimo anfractu ad suturam mediumque albo fasciato, supra et infra medium rubra fasciato ; aperturd semi- lunatd ; labio externo albo, planulato, reflexo. The globose Helicina. Shell globose, thin, smooth, golden ; spire short, whorls small ; last whorl, suture and middle banded with white above, and below the middle banded with red ; aperture semilunar ; outer lip white, flattened, reflected. Okbignt. Moll. Cuba, p. 245. 77a6. Cuba. A small species, very prettily ribanded with red and white. Species 222. (Mus. Brit.) Helicina lutea. 77d7. testd erased, luted, globusu-an- gulatd ; spird conicd, lateraliter fvnvexiiisculd , December, 187S. IIELICINA.— Plate XXV nltimo anfractu medio subangiilato, columella angustd, ad juncturam anrjulatd. The yellowish Helicina. Shell thick, yellow, globose- angular ; spire conical, laterally rather convex ; last whorl rather angular in the middle, columella narrow, angular at the juncture. Lesson. Voy. Coq., p. 350. Hah. Port Dorez, New Guinea. Species 223. (Mus. Brit.) Helicina Hjalmarsoni. lid. testd globoso-depressd, fused, tenui ; spird depressd ; columella alba trigond, labio externo albo, tenui, sitperne subde- presso. Hjalmouson's Helicina. Shell globose - depressed, brown, thin ; spire depressed ; columella white, trigonal ; outer lip white, thin, a little bent down above. Pfeiefer. Malak. PI. III., 18£6. Hal). Porto Rico. Species 224. (Mus. Brit.) Helicina bulla. Hcl. testd albd, crassiusculd, globoso- subangulatd ; spird conicd, labia externo reflexo, medio subangulato ; columella obliqud, albd. The bubble Helicina. Shell white, rather thick, glo- bose-subangular : spire conical, outer lip reflected, a little angular in the middle ; columella oblique, Pfeiffeu. Proc. Zool. Soc, 1852. Hah. 7 .Species 225. (Mus. Brit.) Helicina granum. Hel. testd minutd, albd, globoso- svbdepressd, spiraliter striata ; spird convexd, anj'rac- tibus subrotundis ; ultimo anfractu post columellam excavato ; apcrturd parvd, subquadratd. The gkain Helicina. Shell minute, white, globose- subdepressed, spirally striated ; spire convex, whorls rather rounded ; last whorl excavated behind tlie columella ; aperture small, rather square. Pfeiffer. B1. Malak., 1S5C. Hab. Cuba. Species 226. (Mus. Brit.) Helicina castanea. Hel. testd parvd, subdepressd, obtuse angulatd, castened ; spird depresso-conicd ; ultimo anfractu medio rotundatim angulato : aper- turd infra acute angulatd. The chestnut Helicina. Shell small, rather depressed, obtusely angular, chestnut ; spire depressed-coni- cal ; last whorl roundly angular in the middle ; aperture with a sharp angle below. GuiLDiNG ? Sowerby's Thesaurus. Helicina, sp. 218, figs. 470, 471. Hab. St. Thomas, Porto Rico. # 2,-i3 &W HcUnmi /7.ATT7. "Vinccnl Brooks Day A San, 1 II E L I C I N A. Species 2:^7. (Mas, IJiii. ) Hklicixa MaCULata. //<7. teste) /lami, pulild, incilio awiulatd ; fulva, fuf^ciis riihris, una siijini, 41. Mus. Brit. MiiLK'iNA CARlNii'EUA. Ihl. tcstd dcfressd, anrjulatd, Ktramined, spiraUter striata ; spird depresso- cnnii-d, anfraclihus vie convexis ; tiltimo anfractii medin acute car/iiato, infra medium convexo; aper- turd subquadmtd ; labio externa reflexu, plamdato infra et supra angulum convexiilsculo. The keel-beauinc. Helicina. Shell depressed, angular, straw-coloured, spirally striated ; spire depressed, <-oiiifal, whorls scarcely convex ; last whorl sharply keeled in the middle, convex below the keel ; aper- ture sub(piadrate; outer lip reflected, flattened, rather convex above and below the angle. Okbiony. Voy. Amer. Merid. Helicina Fischeriana, Montrouzier. Ifnl). Woodlark Island. Species 242. Helicina Ghie.sbp.igiiti. Hel. testa depressd, augidatd, stramined ; spiraUter striata ; spird depressd, sub- conicA; anfrartihus c ^^ S owei'ty , del et bth. A/ince.n' BrooksDay S-. Son imp H E L I C I N A. Tlate XXVIII. Species 246. (Fig. a b. <•, Mu.^. Brit.) HeLICIN.\ ACUTISSIMA. lid. Usti'i 6uU\micd, pliis- minilsve depressd, aaUissimc angidatd, tenui, aure- olatd, rubro nunnunquam tceniati ; spini conicd, ultimo anfractu medio vcl infrd medium acute cari- natd ; apcrturd supcrni depressd, labia exlenio rejlcxo, plamdato, ad anijulum medianiim in rostrum producto. The vkuy suaup IIelicika. Shell rather conical, more or less depressed, very acutely angular, thin, golden, sometimes banded with red; spire conical, last whorl sharply keeled at the middle or below; aperture depressed above, outer lip rellrcled, flattened, produced into a beak at the middle angle. SowEuiiY. Proc. Zool. Soc., 1.S12. Hab. Philippines. Species 247. (Mus. Brit.) IIelicina pallida. Jhl. testd fidvd, C7-assiiismld, depresso-awjulatd ; spird depresso-conicd ; ultima anfractu medio carinato, infrd carinam coiire.ro ; callo ventrali parvo, rotundato ; aperturd subipiad- ratd, labia exteriio supemU subarcuato, media anrju- lato, infra rotundato. The pale IIelicina. Shell fulvous, rather thick, de- pressed angular ; spire depressed-conical ; last whorl keeled in the middle, convex below the keel ; ventral callus small, rounded ; aperture rather square, outer lip a little arched above, middle angular, rounded below. Gould. Proc. Bost. Soc, 1847. Hab. Fiji Islands. Species 24pecies (Fig. a, h. .Mus. Brit. ) Helici.n-a Loi-is.ADENSis. lIcl. tcstd jKirvd, pdlUdissimh fulvd, tenui ; gpird subcoiiicd, depressi'i, ultimo an- fractu rotunda ; columelld parvd, trigond ; lahio externa reflexo, alio. The LorisADA Helicina. Shell small, very pale fulvous, thin; spire a little conical depressed, last whorl round ; columella small, trigonal; outer lip retlected, white. Forbes. Voyage of liattlesnako. Uab. Round Island. Species 258. (Fig. «, '', Mus. Brit.) Hei.icina Dysoxi. Hel. testa depresso-ylobosd, tenui, spiraliter rubra trifasciatd ; spird conied, depressd ; ultimo anfractu infrd, calloso, cnllo rotunda, alba ; columella parvd, rectiusculd ; aperturd neiiiihiiKiri ; lahio externa anguslo. Dyson's Helicina. Shell depressed-globose, thin, spirally three-banded with red ; spire conical, depressed ; last whorl callous below, callus rounded white ; columella small, rather straight ; aperture semilunar; outer lip narrow. Pfeikfer. Proc. Zool. Soc, 1848. Helicina foveata, PfeiiFer (Dysoui, var.). Hah. Honduras, Isl. St. Thomas. Species 259. (Fig. a, h, Mus. Brit.) Helicina modesta. Hel. testa globoso-suhangukdd, luted, tenui ; spird conied, subelatd, anfractibus convexiilsculis ; ultimo anfractu rotundo-angulato, columelld trigand, acuminatd ; labia externa teniii. The modest Helicina. Shell globose-subangular, yellow, thin ; spire conical, rather elated, whorls rather convex ; last whorl rounded, angular ; columella trigonal, acuminated ; outer lip thin. Pfeiffei:. Proc. Zool. See, 1853. Hah. New Hebrides. Species 2C(). (Mus. Brit.) Helicina occulta. Hel. tesld parvd, globosd, pallide fulvd, salidiusculd, media alba fasciatd, suprd et infrd ruhrofasciatd ; spird vix conied, anfractibus parvis, canvexiusculis ; ultimo anfractu rotunda ; columelld parvd, trigoru, albd ; labia externa albn, planulata, reflexo. The hidden Helicina. Shell small, globose, pale fulvous, rather solid, banded with white in the middle, and with red above and below the middle ; spire scarcely conical, whorls small, rather convex ; last whorl rounded ; columella small, trigonal, white ; outer lip white, ilattened, reflected. SoWEKBY. Thes. Conch. Helicina, f. 137. Hab. New York. Species 2G1. (Mus. Brit.) Helicina oi:biculata. Hel. testd globosd, crassd, fulvd ; spir'd parvd ; ultimo anfractu ventricoso ; callo ventrali rotunda, columelld cum labia externa can- fluent i, ad jiincturam obscurissime' angidato ; lahio externa crassiiiscula ; apierlurd semicirculari. The orbicular Helicina. Shell globo.se, thick, fulvous ; spire small ; last whorl ventricose ; ventral callus December, 1873. IIELICINA.— Plate XXIX. rounded, columella confluent with tlie outer lip, very obscurely angular at the juncture; outer lip rather thick ; aperture half round. SowERBT. Philosophical Journal, vol. i. p. "283. Hah. North America. Species 262. (Mus. Brit.) Helicina Japonica. Hel. testa glohosd, albidd, crassd, spird conicd, acumiTiatd, anfractibus convexiusculis ; ultimo anfractu rotunda ; columelld trigoiid, ad juncturam incisd • lahio externa crasso, rotunda. The Japan Helicina. Shell globose, whitish, thick, spire conical, acuminated, whorla rather convex ; last whorl rounded ; columella trigonal, incised at the juncture ; outer lip thick, rounded. A. Adajis. Ann. and Mag. of Natural History, liSGl. Hub. Japan. This rounded species rather resembles Helicina orbiciilata, from which it differs in having the columella separated from the outer lip by an incised notch. Species 263. (Mus. Brit.) Helicina s-jbconica. Hel. tesid alba, tenui, subangu- latd ; spii-d conicd elevatd ; ultimo anfractu medio obtuse angulato ; columelld cum labia externa con- jluenti; labia externa superne decliui, medio rotunda, basi reriiilsculo. The rather conical Helicina. Shell white, thin, rather angular ; spire conical, elevated ; last whorl obtusely angular in the middle ; collumella con- fluent with the outer lip ; outer lip sloped above, rounded in centre, rather straight at the base. SowERRT. Thesaurus Conchyliorum. Helicina, sp. 140, fig. 22C. Hah. ? Species 264. (Mus. Brit.) Helicina Yorkensis. Hel. testa laivi, suhangulatd, tenui, luted, supra ct infra medium fulvescenti : spird conicd ; aperturd semilunari ; columella bre- vissimd, aculeatd. The Cape-york Helicina. Shell smooth, rather angular, thin, yellowish, fulvescent above and below the middle ; spire conical ; aperture semi- lunar ; columella very short, aculeated. Pfeiffeh. Proc. Zool. Soc, 1862. Hab. Cape York. Species 265. (Fig. a, b, Mus. Brit.) Helicina subl^vigata. Hel. testa globoso-angulata ; fidi'd unicalori vel late supra ct infrd, fasciatd ; ultimo anfractu subangulato ; callo ventrali tumido, rotunda ; columelld minutd, aculeatd; labia externa rubra. The smoothish Helicina. Shell globose, .subangular, uniform fulvous or broadly banded above and below ; last whorl rather angular, ventral callus tumid, rounded ; columella minute, outer lip red. Pfeiffeu. Proc. Zoo!. Soc, 1852. Hab. New Hebrides. Ucliriiiu ]'/ \\X Soweiby Jd et lilh VmoenL Brooks Day Sc Sou, Imp 11 E L I C I N A. I'LATE XXX. Fig. 2fil, a. Tlie shell inadvertently figured in Plate XXIX. for Ilelicina Forhesiana i.s a variety of IT. fasciata. Species 200. (Mus. Brit.) IIklicix.\ Di;aytoxknsis. 11 ct. teatd Qloboso-sulmiignlnla, luted, solkUuscnhi ; spin'i brevi, anfraclibus pamis ; vltimo anfractii medio rotvndatim awjulato ; cobi- melld brevi, alba, cum labia exleriw eonjlue.nti ; labia externa rotunda, rejlexa, albo. Drayton's Uei.icisa. Shell globose-subangular, yellow, rather solid ; spire short, whorls small ; last whorl roundly angular in the middle ; columella sliort, white, confluent with the outer lip ; outer lip rounded, reflected, white. Pfeiffer. Proc. Zool. Soc, 1856. Hab. Australia. Species 207. (Mus. Brit.) Heucina Borneensis. lid. testa pared, subangulat'i, subdepresfd, pallid'c fulvd, spiraliter fu^ro-rubes- centi bifai:ciatd ; spird conica-deprcssd ; ultimo anfractu angusto, medio obtuse angulato ; columella parvd, obliqud, alba ; labia externa vix rejlexa. TuE BoRNEAN Helicina. Sh(!ll Small, rather angular, rather depressed, pale fulvous, with two reddish- brown spiral bands; spire depressed-conical ; last whorl narrow, obtusely angular in the middle ; columella small, oblique, white; outer lip scarcely reflected. Martens. Monaschriften, Berlin Akademic, 18C-1. Hab. Borneo. A very neat little speci reddish-brown bands. icul siiire and two Species 208. (Mus. Brit.) Helicina pictella. Hel. testd niinutd, depressa-sub- globosd, pallide fulvd, svperne flammeis rubris pictd ; calumelld mimitd : labia externo tcnui. The little rAiNTEn Helicina. She pressed-subglobose, pale fulvous, with red flames; columella minute Pfeiffer. Proc. Zool. Soc., 1856. Hab. Norfolk Island. minute, de- al nted above juter lip thin. Species 209. (Mus. Brit.) IIkmcixa oleosa. Hel. testd minutd, glabosd, fulvd ; lineit obliquis rubris, medio interniptis vel angulatis pictd; spird convc.va-conicd ; anfraclibus convexis ; ■ultimo anfractu angusto, medio obtuse angulato; coluuH'Ud, pared, albd. trigond ; aperturd intits fused, labia e.iierno tcnui. The fat Helicina. Shell minute, globose, fulvous ; painted with oblique red lines interrupted or angular iu the middle ; spire convex-conical ; whorls convex ; last whorl narrow, obtusely angu- lar in the middle ; columella small, white, trigonal ; aperture brown within, outer lip thin. Pfeiffer. Proc. Zool. Soc, 1852. Hab. Haiti. Species 270. (Mus. Brit.) IIelicin'a Piiasianella. Hel. testa parvd, depresso- subglobosd, tenui ; fulco-rubescenti, maculis prope suturam e fasciisque duabus medio et infra rubris pictd; spird conicd,apice rubra ; columelld trigond. albd ; labia externo tenui. The Pheasant Helicina. Shell small, depressed- subglobose, thin ; reddish-brown, painted with red spots near the suture, and two bands in the middle and below ; spire conical, apex red ; columella trigonal, white ; outer lip thin. Pfeiffer. Malak., vol. iii. 1850. Hab. Porto Rico. Species 271. (Mus. Brit.) Helicina mdltifasciata. Hel. testd depressd, angulatd, pallida, tcnuitcr spiraliter multifasciatd ; spird December, 1873. HELICmA.— Plate XXX. depresso-conica ; ultimo anfractu rotundatim angii- lato ; callo ventrali alho, rotunda ; columelld tenu- issinu'i ; labia externo teniii, angulato. The MANr-BANDED Helicina. Shell depressed, angular, pale, with numerous thin spiral bands ; spire depressed-conical ; last whorl roundly angular ; ventral callus white, rounded; columella very thin ; outer lip thin, angular. Baird. Cruise of the Cumcoa. Hah. South Sea Islands, J. Brenchley, Y&q. Species 272. (Mus. Brit.) IIei.icina Julii. Hel. testd depresso-subglobosd, pallidi awantid, viridi strigatd, lineis fulvis ornate dis- positis superne et pauld infra medium pictd ; ultimo anfractu rotundatim angulato ; columelld parvd, albd ; labia externo tenui. Julius's Helicina. Shell depressed-subglobose ; pale orange, striped with green, painted with fulvous lines arranged ornamentally above and a little below the middle; last whorl roundly angular; columella small, white; outer lip thin. Baiud. Cruise of the Cura(;oa. Hab. Cockatoo Island, Solomon's Islands, J. Brenchley, Es.|. Species 273. (Mus. Brit.) Helicina Brenchleyi. Hel. testd angtdatn, depressd, pallide fulvd, maculis subquadratis ad suturam et super carinam, lineisque fexuosis ornate dispositis pictd ; spird depressd ; ultimo anfractu medio carinato, infra carinam fere immaculato ; columelld parvd, redd, rubro-immaculatd ; aperturd angulatd. Brenchlet's Helicina. Shell angular, depressed, pale fulvous, painted with red spots at the suture and upon the angle and fle.xuous lines ornamentally arranged ; spire depressed ; last whorl keeled in the middle, almost spotless under the keel ; colu- mella small, straight, with a single red spot ; aperture angular. Baip.d. Cruise of the Curagoa. Hab. South Sea Islands. Species 274. (Mus. Brit.) Helicina strigata. Hel. testd parvd, roseo-albd, nitenti, translucidd, subangulatd ; spird depresso- conicd, anfractibus supra angulos lineis rubris, eleganter arcuatis pictis ; ultimo anfractu depresso- angulato, infra anguluni fusco unifasciato, callo ventral i tiimido, subcaruleo. The sTRincD Helicina. Shell small, rosy-white, shining, translucid, rather angular; spire depressed-conical, whorls painted with red lines ornamentally ar- ranged ; la.st whorl depressed-angular, with a single soft band below the angle ; ventral callus tumid, bluish. Baird. Cruise of the Curaqoa. Hab. Upolu, Navigators Island. This and the three preceding interesting little species are described and figured in Mr. Brenchley's " Cruise of H.M.S. Curaqoa." a UiUcina PLXWl. % ^ O (^ -■ov;crbv.dd el lilh Wait Biookr Riyi^Sonlini li E L I C I N A. ?pocics 27'). (Mns. Crosso.) IIki.icina MiTTociiKii.A. IIcl. tcnli'i pam'i, suh;/lohosd, sniidd, albd ; spird hrcri, anfractibun convexiiisculif, apicalihus ininutis ; ultimo anfradu magna, dccliri, medio ohtusissime angxild; anfractibus ajigvsli.t ; ■'"1" rubr ultima aiij'nirtu olisrurissime angulato; aperturA subrhanibtiidtd ; labia externa reflexa, planatv, callo ventrali lata, a-assiusr.tila, Jlavido. TuE JOYOUS Helicina. Shell globose-depressed, thin, spirally striated, pale pink, girt with a narrow red spiral band below the middle of the whorls, ornamented with irregular red flames and spots above the middle ; spire depressed ; whorls narrow ; last whorl very obscurely angular ; aperture sub- rhomboidal ; outer liji reflected, flattened, ventral callus broad, rather thick, yellowish. ClJOSSE. Journal de Conchyliologie, 1870, p. 240, 187*'. PL VI., fig. 5. Ilab. Mount Mori, New Caledonia. Much more compressed than the preceding species. Species 279. (Mus. Crosse.) Helicina benigna. Hel. testd compressd, tenui, leevi- gatd, sub lenti minutissime decussatd patescenti, pallide fulvd ; aperturd intils fasco-rubrd, columelld February, 1874. HP:LICINA.— Plate XXXI. brevissimd, tenui, callo ventrali tenui, rotundo, fusco-rubro, labia externa tenui ; spir& brevissimd. The benign IIelicina. Shell compressed, thin, smooth, appearing \jnder the lens very niinutely decussated, pale fulvous; aperture brown-red within, colu- mella very short, thin, ventral callus thin, rounded, red-brown, outer lip thin ; spire very short. Crosse. Journal de Conchyliologie, vol. xviii. p. 24G, 1870, PI. VI. (1871), tig. 7. Hab. New Caledonia. Species 280. (Mus. Crosse.) Helicina ponPHYROSTOMA. Hel. testa subtrochiformi, toBvi, albd ; spird breviHscukl, anfractibus paucis, convexiHsculis ; ultimo anfractu medio obtusissime angulato; aperturd rubra, labia externa tenui, calumelld oblupid, angiistd, callo ventrali rotundo, rubra. The porphtry-mouthed Helicina. Shell rather trocbi- form, smooth, white ; spire rather short, whorls few, rather convex ; last whorl very obtusely angular in the middle ; aperture red, outer lip thin, columella oblique, narrow, ventral callus rounded, red. Crosse. Journal de Conchyliologie, 1870, p. 245, Pl.VL, f. 6, (1871). Hai. New Caledonia. Species 281. (Mus. Crosse.) Helicina Moriensis. Hel. testa glohoso-subcojnpressd, fere albd, aperturd calloque rubris ; spird depressd, subcanicd, anfractibus parvis, paucis, planiHsmlis ; ultimo anfractu compresso, subratundato ; labia externa anguste reflexa, calumelld parvd, arcuatd, callo ventrali cxpansa. The Mount-Mori Helicina. Shell globose, subcom- pressed, almost white, aperture and callus red; spire depressed slightly conical, whorls small, few, rather flat; last whorl compressed, rather rounded ; outer lip narrowly reflected, columella small, arched, ventral callus spread. Crosse. Journal de Conchyliologie, 1870, p. 24G, fig. 5, PL VI., 1781. Hab. IMount Mori, New Caledonia. Species 282. (Mus. Brit.) Helicina Gundlachi. Hel. testd parvd, compressd, solidiusculd, palHde fulvd, nonnunquam lineis rubris spiraliter cinctd ; spird depressd, subconicd, ultimo anfractu compresso ; aperturd intus pallide aured ; labia externa vix reflexo ; columella parvd. Gundlach's Helicina. Shell small, compressed, rather sohd, pale fulvous, sometimes spirally girt with red lines ; spire depressed, rather conical, last whorl compressed ; aperture pale golden within ; outer lip scarcely reflected ; columella small. Pfeiffer. Malak. Bl. iii. 1856. Hab. Porto Kico. Species 283. (Mus. Crosse?) Helicina Ueana. Hel. testd parvd, compressd, albidd, vel flavido radiatd ; spird eonicd, anfractibus angustis,. svbplanulatis ; apice aurantio ; aperturd parvd, semicirculari, flavidd ; labia externa svperne subarcuata media rectiusculo ; calumelld parvd, brevi, callo ventrali parvo, rotundo, rubra circumcincta. The Uean Helicina. SheU small, compressed, whitish, or rayed with yellow ; spire conical, whorls narrow, rather flat ; apex orange ; aperture small, semicircular, yellowish ; outer lip arched above, rather straight in the middle ; columella small, short, ventral callus small, rounded, circumscribed with red. Mous.soN. Journal de Conchyliologie, 1871, p. 23, PI. HI., fig. 9. Hab. Uea. ^ StwerbviWetlitli is. Brit.) IIelicina nuGUi.osA. IIcl. testa minutd, pallide Jlaridd, compressd, tenuihsculd, oblique fortiter el railc striata ; suturd impressd ; xpird depre.isd, con icd, anfractib'us pauein, pnrvis, conve.ris; ultimo nnfraclu ad peripherinm rotunda, infrd phmiiiscula ; eallo ventrali tenui, deprefxa ; labia externa ri.r iii- crassato. The wr.lXKLEii llri.inxA. Shell minvite, [)alc yellowish, conipressod, rather thin, obliquely strongly and roughly striated ; suture impre.=sed ; spire de • pressed, conical, whorls few, small, conve.x ; last whorl rounded at the circumference, a little flattened beneath ; ventral callus thin, depressed, outer lip scarceh' thickened. Pease. ? Ilab. Isl. Tahite, Pacific. Species 28G. (Mus. Brit.) Hei.icina parvcla. liel. tesfd minutd, Smverby delBlljli ■Vmceiit.Biooks&v/S.Stm.Imp IT E L I C I N A. Plate XXXIII. Species 294. (Mus. New York.) Helicina cuuYsocnEiLA. lid. tcstu (jlohoiio-pyrami- datd, alhd, b'nui, nitcnti, minutissiinc piinctKratd ; spird elevatd, conicd ; anfractibus convexis, obscure angulatis, infra subplanulatis ; aperturd magnd, subovatd, subaured; labia externa rejlexa ; callo ventrali et labia externa aureis. The golden-mouthed Helicina. Shell globose, pyra- midal, white, thin, shining, very minutely punc- tured ; spire elevated, conical ; whorls convex, obscurely angular, rather flattened below; aperture large, subovate, golden ; outer lip reflected ; ventral callus and outer lip golden. BiNNEY. Am. Journ. Conch., 18G9, 13, PI. XVIII., f. 24. Ifab. Texas ; Mexico. Species 295. (Mus. Brit.) Helicina Nov.e-Caledoni.e. Hel. testa subglobosd, pallidi fulvd, Icevigaid ; spird elevatd, anfractibus canvexis, superne declivis ; ultima anfractu inflato, callo ventrali tuniido ; aperturd semilunaris labia externa teniii, reflexo. The New Caledonian Helicina. Shell subglobose, pale fulvous, smooth ; spire elevated, whorls convex, sloped above ; last whorl inflated, ventral callus tumid ; ajierture seiiiilunar, outer lip thin, reflected. Baird. MS. Mils. Brit. Ilab. New Caledonia. Species 29C. (Mus. Brit.) Helicina brevilabris. Ilel. testd parvd, globosd, stramined, semipelliicidd ; anfractibtts rubra uni- linealis ; spird elevatd, anfractibus paucis, parvis, convexis, apice acuminata; aperturd infrd medium declivi, labia externa hrevi, angusto, ratundo. The short-lipped Helicina. Shell small, globose, straw-coloured, semipellucid ; whorls with one red line ; spire elevated, whorls few, small, convex, apex acuminated ; aperture sloped belo\ the middle, outer lip short, narrow, rounded. Pfeikker. • ? Ifab. Chiappa, IMexico. Species 297. (Fig. a, b, Mus. De Burgh.) Helicina helicinieokmis. Ilel. testa globosd, Ivnui, vividi' viride vel purpured ; spird parvd, anfrac- tibus paucis, apiice acuminata ; ultima anfractu magna, ratundo, infrd subexcavato ; columelld a-assd, ratundd, medio rotundatim callosd, infrd. aculeatd ; aperturd magnd, labia externa latu, rotundo, late rejlexa ; aperculo cornea, paucispira/i. The heliciform Helix. Shell globose, thin, bright green or purple ; spire small, whorls few, apex acuminated ; last whorl large, rounded, slightly ex- cavated below ; columella thick, rounded, with a rounded callus in the middle, aculeated below ; aperture large, outer lip broad, rouuded, broadly re- flected ; operculum horny, spiral, with few whorls. Pfeifkeu. Heliceorum viventium. BiAirciera lieliciformis, Pfeiffer. 2Iab. ? This is one of two species which differ from the true Ilclicince in having a horny spiral operculum. Tliere are several peculiarities in which this agrees with Sp. 302. Species 298. (Fig. a, h, Mus. Brit.) Helicina colorata. IIcl. testd parvd, solidd, luted, intenliim ,/'"., p. -'nl. Hab. \'iti and Mango Islands. es 307. (Mus. Mousson.) Heli^ ;.\u'1;ri. Hel. testd solidd, subdepressd, la'vigiiter, pallide rubescenti irregulanter Jlammis maculisque rubris notatd ; spird depressd, apice obtuso, anfraclibus convexiusculis, ultimo anfractu medio lata, infrd medium convcco ; callo ventraii tumidiusculo, albo; aperturd depressd, labia crterno incrassato, rotunda. Semter's Helicina. Shell solid, subdepressed, smooth, pale reddish, irregularly marked with red flames and spots; spire depressed, apex obtuse, last I'Y'bruary, 187-1. HELICINA.— Plate XXXIV. whorl broad in the middle, rather convex below the middle; ventral callus rather tumid, white; aperture depressed, outer lip thickened, rounded. MoussoN. Journal de Conchyhologie, 1.S70, p. 204, PI. VIII., f. 8. Hah. Oneata Island. Species 308. (Fig. o, b, Mus. Gra?ffe.) Hklicin.\ Pazi. Ilel. testd parvCi, subglohosa, pallid!: fused ; spird subdepressd, anfracttbus paucis, apice obtuso ; ultimo anfractu obtusissimc angulato ; aperturd subtrigond ; labia externa rejlexo, snpernb declivi, medio obscure angulato ; callo ventrali crassiusculo, albescenti ; margine recto, columelhi brevinsimd. Paz's Helicina. Shell small, suliglobose, pale brown ; spire rather depressed, whorls few, apex obtuse; last whorl very obtusely angular ; aperture sub- trigonal, outer lip reflected, sloped above, obscurely angular in the middle; ventral callus rather thick, whitish with straight margin ; columella very short. IIiLDAGO. Journal do Conchyliologie, 1865. ILib. Gambier Islands. Species 309. (Mus. Crosse? Copied.) Helicina Annaaensis. Hel. testa fumoso-flavidd ; spird depressd, obtusd, anfractibus paucis ; ultimo anfractv depresso, lata, medio sub- angulato ; aperturd parvd, semilunari, labia externa albo, incrassato ; callo ventrali tumido, expanso : columclld brevissimd, crassd. Tee Annaa Helicina. Shell depressed, small, smoky yellow ; spire depressed, obtuse, whorls few ; last whorl depressed, broad, rather angular in the middle ; aperture small, semilunar, outer lip white, thick, ventral callus tumid, expanded ; cohimella very short, thick. CnossE. Journal de Conchyliologie, 18G9, \<. G7, Pi. V., f. 6. Ilab. Isl. Annaa, Pacific. Species 310. (Mus. ? Copied.) Helicina Fischehiana. Ifel. testd depressd, angvlatd, carinatd, lineis elevatis spiralibus distantibus, validis striatd ; pallide fulvd ; spird depressd, conicd ; ultimo anfractu medio valide carinato, infra carinam convexo, callo ventrali parvo, albo ; aperturd oblique rhomboidcd, angustd ; labia externo reflexo, acuta; columellA parvd, rectiilsculd,angulatd. Fischer's Helicina. Shell depressed, angular, cari- nated, striated with raised spiral, strong lines ; pale fawn ; spire depressed, conical ; last whorl strongly keeled in the middle, convex below the keel, ventral callus small, white ; aperture ob- liquely rhomboidal, narrow ; outer lip reflected, sharp ; columella small, rather straight, angular. MoNTEOUziER. Jouxnal de Conchyliologie, 18G3, p. 7G, 171, PI. v., f. 3. Hab. ? II E L I C I N A. acuminata ? VI. 44 acutissima, .Vo«'«)% XXVIII. i-iO Adamsiana, P/c(/er HI. IX. ■.>.'., 72 adspersa, P/(>!j/er X. 81 a#ws, C. B. Adams IV. ?A agghxtumns, Sowerbij XXV. "J'id alata, J/ewAre XIII. 107 albo-cincta, Ilmnhriijh XXIII. -21)4 a/6o-/a6m, C. B. Adams I. 0 albo-Iabris, i7o;H6;(V7/( XXIII. l'J7 alboviridis, U>/;//i< .' XXIV. 214 aXta, Sowerhij XVI. 142 AmbeUana, Dti lio\ss,y XVII. 149 amoona, F/etjfer XX. 177 ampliata, C .2. .4 rfams X. 82 ampiillina, Ferrussac IV. ;!0 Andaynanica, Benson XXI. 187 angnhita, Sowerbi/ VII. 57 Annaaensis, Crosse (209 by error ) XXXIV. .'!0S AntiWaTum, Soivei'bi/ XX. 17(1 Antoni, P/eiffer XIX. lO.I arenicola, jl/ortore XXVIIl. 2."iO articulata, P/e!j«- XXVI. 2.!(; aruann, Pfeifer XXVII. 2;!9 aurantia, Cm?/ XX. 174 aurantio-viridi.'?, .s'oii'(v6'/ .\I. 97 aureola, /"e/TMsac XIV. 124 Bastidiana, Pof.y VIII. CI Bayhamensis, Poe^/ I^- '^ Behaniana, Pfeifer V. 37 bellula, Gundlack X. 83 benigna, Crosse XXXI. 279 beryliaa, Gould XI. 91 Beskh, P/eiffer XXVU. 243 bicolor, P/«Jer XXVII. 237 Blandiana, Gundlach VI. 44 Borneensis, Martens XXX. 267 Bra?i(f/(V, Pfeiffer VIII. ('.3 Braziliana, Gray XXVI. 228 Braziliensis, GVay XI. 95 Brenchleyi, iaird XXX. 273 brevilabris, P/e*Jer XXXIII. 29C Briarea, Po«y II. 12 Browiiii, Cra^ II. 9 Plate. Specie hnWa, Pj-fiffer XXV. 224 Caledonia;, iJa»v/ XXXIV. 29,') calida, Weinland IX. (57 callosa, Poey XV. KU capillacea, P/eiffer XV . 1 3 (J carinata, Orb iff HI/ VII. 51 carinifera, Or6((7«y XXVII. 241 carocolla, J/onmn^/ XXIV. 209 castanea, Guildin;/ .' XXV. 22r> Catiiliniami, P/W//e/- H. lo Chiappensis, P/«i/?ei- XIII. llo Cbittyana, P/«;///h- Xll. 99 clirysochasma, /V^ VIII. tJ4 chrysocheila, 7iiH/ie// XXXIII. 291 chiysoatoma, S/iiitllewiirl/i III. 19 ci'iata.Voey II. 12 ciuctilla, .S7;»///, H-or/A XXI. 182 cinc;ulata, 6';-a^ XXXI. 277 citrina, Grateloup XXV. 219 citrina, FtViffer XXII. 199 citrinolabns, C. B. Adams I. <' coccinostoma, ..l/oi-cto XX. 173 colorata, P«is« XXXIII. 298 Columbiana, P/(i7(>y»/ XVI. l;i9 columellaris, Poei/ \' I. -t-l concentrica, P/«i^W- VII. 54 concinna, Gundlacli XXXII. 284 conica, Pfeiffer XV. l.'!3 conoidea, P/ei/cr VI." 49 consanguinea, C. B. AiV.mi^ ...... I. /J( XII. 98 Crossei, &»yj«' ? XVIII. 158 culminans, jl/o?/sso/i XXXII. 287 Plate. Cumingii, Pfeiffer VIII. declivis, Gundlach IX. AenUQ.\-\\ala, Ffeiffer XVIII. depressa, Gray XIV. diaphana, P/V'zje/- XXVIII. dilatata. Poey XII. dissimulans, Po/',y I- Draytonensis, Pfeiffer XXX. duhiosa, a £. Adam." IV. Dysoui, Pfeiffer XXIX. egregia, Pfiijfei- XVIII. electrina, P/H^cr V. elegans, JD'Orbigiv/ X\'. elegantula, Pfeiffer XV. e\ong#r XXIX. 25i> hsemastoma, l/"/vfa»r/ .. XX'N . 217 HeloisK, .S'aWtf XIII. Ill helicinffiformis, Pfeiffer XXXIII. 297 hirmta, C. B. Adams II. 0 Hjalmarsoni, P/H/Zfir XXV. 22o Hollaiidii, C. B. Adams II. '.» Hornbeckii, Pliilippi V. 42 hvLtnilis, Hambriyh XXIII. 205 Id^, Pfeiffer XXII. 192 inaaqaalis, Pfeiffer XIV. 123 inconspicua, P/«'//«/' XIX. 170 incrustata, Gundlach IX. 70 interna, Mojisson XXXIV. 'M)(\ intusplicata, P/^/er IV. 25 Jamaicensis, 6'oicer6j/ XIX. 163 Japonica, ^. ^t/(WKS XXIX. 262 Jeannereti, Pfeiffer I. 3 Josephime, C. B. Adam.s XXIV. 210 jucunda, Gundlach •. XXV. 218 jugulata, Poey VI. 47 Julii, Pa/Vrf XXX. 272 Keatii, P/t{/f(T X. 79 Kieneri, Pfeiffer XVIII. 1 GO laciniosa, Mighach IX. ('9 lata, C/-osse XXXI. 278 Lanieriana, D'Orhigny XXXIII. oOl hza,Tus, ,Sowerliy XXIV. 208 lens, Xea XXVIII. 248 Lifouana, Crosse XXXIV. 304 Lindeni, P/c'/z/Lt XIII. 112 \meata, C. B. Adam.'i XIV. 116 lirata, P/«/c)' XIV. 121 littoralis, Gnndlnrh IV. 32 littoricola, Gundlach XV. 132 Lleana, Mouftson XXXI. 283 Louisadensis, Forbe, XXIX. 257 Inteo-apicata, Foey VIII. 60 Intea,, Lesson XXV. 222 Macgillivrayi, P/e?y«' XXII. 193 macilenta, C. B. A dams I. 8 maxxdaXa, Sowerby XXVI. 227 maculosa, Newcombe V. 30 major, Gr«^ II. 14 Maugerire, Gntj/ XXIII. 199 Marchionessa, Hombrigli XXIII. 195 Mariei, Crosse XXXIV. 305 TaayLima, Sower by III. 21 megastoma, C. B. Adams IV. 31 merdigera, Salle XVI. 140 Merguicnsis,Vie\Siir XXI. 187 IIELICINA. microstoma, C B. Adams I. miltocheila, Crosse XXXI. minima, D'Orhigny V. minuta, Sowerbi/ XIX. modesta, Pfeijer XXIX. Moquiniana, .S«c/«- XXVI. Moriensis, Crosse XXXI. montana, Wri;/ht XXXll. Mouensis, Crosse XXXI. Monlioti, F/eiffer XXVI. multicolor, GomW XIX. nm'tilhsciata, i^rt»-f/ XXX. mnltistriata, Velasques V. mn&iva, Gould XXXU. neritella, Lamarck XX. Nicliol.'tti, Shuttleu-orth XIII. Nicobarica, Philipin XXI. niticia, Pfeiffer IX. nohilis, C. B. Adams II. Notlic, (7»/K//r/cA XI. Norfolkpn.sis, P/aJer XXI. notata, Salle XXXI. Novje-Calcdoniro, Baird XXXIII. occidentalis, Gtiilding XXI. occulta, Sowerhi/ XXIX. oceanica, Gould XXXII. ochracca, Poetj I. oleosa, />/>//«• XXX. opima, Sliuttleworth XII. orhkuhta. Sowerbi/ XXIX. Orbignyi, P/eifer XXVIII. oresigena, Z)' Orhifjny V . ornida ? Soiverby X. Oweni, Pfeiffer XX. Oweniana, Pfeiffer XVI. c.xyrhinca, Crosse XXVI. oriistomn, Sowerby XXIV. o.xytropis, Gray XXIV. pafjoda, Vfilasquez XX IV. palliata, C. B. Adams I. pallida, Gould XXVIII. pannucea, Morelet ? XIII. Paraensis, Pfeiffa- XVI. parva, Sowerby XXIV. parvula, Pease XXXII. Pazi, midago (308 by error) ... XXXIV. pcllucida, .SbK.f% XIII. perispherir.a, ? X. Petitiana, (?»•*!>/«!/ XII. petrosa, Gundlach XV. Phasianclla, Pfilfer XXX. pieta, Ferrussac IX. pictella, Pfciilh' XXX. ^)//osa, Sowerby XXIII. pisum, Philippi X. i platycheila, il/M/i//"P P A N 0 P yE A. Species 8. (Mus. Bril.) Panop^a Middendorfii. Pan. testd subtrigond, angu- latu, concentrice suhlaminatd, versttn umbones con- centrice leviter nigatd, ip/dermiilr fasco-suhviiidi induti'i, iitriiifjue hianti ; lnhrr iintiro hrcvi, ciiiieato, mnrgine dorsali subdeclivi, mun/iiie rt idrali acclivi ; medio planulato, margine ventrali recto ; latere po$tico expanso, subangulato, margine dorsali elevato, margine latero-venirali subtrtincato, Kursum acclivi. Mmni-.N-DORK's Pasop.ea. Shell subtrigonal, angular, concentrically laminated, concentrically slightly wrinkled towards the umbones, covered with a greenish-brown epidermis, gaping on both sides ; anterior side short, cuneate, dorsal margin rather sloped, ventral margin sloped upwards; middle rather flat, ventriil margin straight : posterior side expanded, rather angular, dorsal margin elevated, latero-ventral margin rather truncated, sloped upwards. A. Adams. Proc. Zool. Soc, 18.'>4, p. ].'>7. Hab. Scandinavia. Possibly this may prove to be triangidar form of Panopcea splengler v'hat ?pecies 9. (Mus. Brit) Paxop^ea Zelanwca. Pail, testa ohloiigo-subrlmia- boideH, pallide fulfil, concentric!: rugatd, utrinque Iruncato, hianti ; latere antico breviiisculo, rotun- datim angalato ; medio late subplanuluto, nrnbonibitg ovatis ; latere poslico oblongn, margine terminali truncate. The New Zeala>;d Panop^\. Shell oblong-subrhom- boidal, pale - fulvous, concentrically wrinkled, truncated and gaping at each end ; anterior side rather short, roundly ajigular, middle widely rather llattened, umbones ovate; posterior side oblong; terminal margin truncated. Qi'OT. Voy. de I'Astrolabe, pi. 83, f 7—9. Hab. Moreton Bay. Species 10. (Mus. Paris.) Panop.i:a AisiiHEViATA. Pan. testd. nigusd, laminatd, crassd, rotundatim ovatd ; latere antico brevi, parvo, margine dorsali depresso, margine ventrali acclivi, subsinuato ; medio convexo, umbonibus latis, margine ventrali rotundato ; latere posticn siibelongato, margine dorsali rectiilsculo, termino siibcuncato,margine ve^itrali rotunda, versus terminum acclivi ; margine cardinali incrassato. The .siioktened Panop;ea. Shell rough, laminated, thick, roundly ovate ; anterior side short, small, dorsal margin depressed, ventral margin sloped upwards, somewhat anuous ; middle convex, umbones wide, ventral margin round ; posterior side rather elongated, dorsal margin rather straight, end rather cuneate, ventral margin rounded, sloped upwards towards the end ; hinge margin thick. Valenciennes. Illustrations Conchyliologiques, PI. IX. f. 1, 0, b. Punopcea antarctica, Gould. Ilab. Coast of Patagonia. Species 11. (Mus. Brit.) I'ANoPiEA Au^TiiALis. Pan. testd teaiusculd albd, utrinque latissime hianti, concentvic'e rugatd, valde incequilaterali ; latere antico laiissimo, rejlexo, margine dorsali elevato, convexo ; medio compresso, margine ventrali concavo, umbonibus acuminatis ; latere postico angustiori, oblongo, tnmcato, 7nargine dorsali depresso. April, 1873. PANOP^A.— Plate VI, The AusTiiALiAN Panui-.ea. Shell rather thin, white, very widely gaping on both sides, concentrically wrinkled, very inequilateral; anterior side very wide, reflected, dorsal margin elevated, convex ; middle compressed, ventral margin concave, um- bones acuminated; posterior side narrower, oblong, truncated, dorsal margin SowEUBY. Genera of Shells. No. 40. Hah. Tasmania. Several specimens of this species e.vist in the collec- tion of the British Museum, and although ratlier light and thin, appear to be adult. A drawing of one of these was sent to M. Valenciennes, who considered it to represent the young state of tlie large shell which he has figured in the " Illustrations Conchyliologiques.'' and which, in our plate, three of this genus is named Panopaa attenuata. MONOGRAPH OF THE (iENUS S C A L A R I A, ladder quaintly made." — Shak.'ipMiv. Seal ana VI. J. Sowei'by ddethlji Vin.-.eut Brooks rny X: Son>p S C A L X R 1 A. Plate I. Genus SCALARIA, Lamarck. Tesla turrita, frequenter alba, Iwvigata. anfradiha)< rotundis, frequenter separatis ; costis variconis plus minusve regularibus ornatis ; apertura inteyra, manjine rejlexo, rotundo. Operculum corneum, paucispirale. .Shell turritcd, froqueiitly wliito, smooth, whorls rounded, frequently separated ; oniaiuented with more or less varicose ribs ; aperture entire, margin reflected, rounded. Operculum horny, with few whorls. The system of regular varices, often continued from whorl to whorl in a half-spiral direction up to the apex, the separation of the whorls in some instances, the delicate colouring in others, and the e.xcpiisite sculpture of many species, combine to render tliis one of the most attractive of genera. The geographical distribution of the genus is world-wide, and many individual species have a very wide range indeed. China and tlie Philippine Islands produce a large number, and a few are found in Great Britain and more northern localities. jpecies . (Mus. Nobis.) SCALARiA NEGLECTA. Scu. testd late pynimiclatd, per- forata, inter varices pallide falvi'i ; anfractibus rapide crescentibus, disjunctis ; varicibns sub- numerosis, tenuiusculis, continuis, prope suturam aculeatis. The neglected Scalatja. Shell broadly pyramidal, perforated, pale fulvous between the varices ; whorls rapidly increasing, disunited ; varices rather nmnerous, rather thin, continuous, aculeated near the suture. Adams & Reeve. Voy. Samarang, Zool., p. .Tl, pi. 11, f 15. Scalaria Pallasii, var. Sowerby Thes. Cunch. Ilab. China. Scalaria Pallasii is a narrow shell with proportionally larger and more distant ribs. The difference between the two sjiecies is well maintained in all the specimens. ipecies (Mus. LAIilA (IIIADATA. Sc(l. lesti'l el,>ll;/2. Hah. Swan River, Australia. Cape uf Gn.jd Hope. SCALARIA.— Plate I. Species 4. (Miis. Nobis.) SCAI.ARIA PRETiosA. Sca. testd magiid, ventricosd, late perforata, inter varices pallide fulvo-jmrpurascenti ; anfractibus rapide cresccntibus, rotundis, separatis ; varicibus distantibus, laminatis, prominente ex- tantibus, vix crenulatis; aperturd marjnd, intiis fusca; columella infrd rejlexd, incrassatd. The precious Scalaria. Shell large, ventricose, broadly perforated, pale fulvous-piirple between the varices ; whorls rapidly increasing, rounded, separated ; varices distant, laminar, prominently outstanding, scarcely crenulated ; aperture large, brown within; columella reflected below, thickened. Lamarck. Anim. sans vert. Turho Scalaris, Linaseus. Hab. China. Australia. Molluccas. The above name being the one by which this beautiful shell is popularly known, it is preferred to the old specific name, now used generically. Species 5. (Mus. Brit.) Scalaria communis. Sca. testd elongatd, imperforatd, purpurea fuscoque inter varices variegatd, super varices radiatim maculatd, anfractibus numerosis, lentissime crescentihus, coniiguis ; varicibus in- cequaUbus Jlexuosis, subextautibus, ad sutitram clevalis, junctis, continuis. The common Scalaria. Shell elongated, imperforate, variegated between the varices, radiately spotted on the varices with purple and brown ; whorls numerous, very slowly increased, contiguous ; varices unequal, flexuous, rather extant, raised, joined, continuous. Lamarck. Anim. sans vert. Tm-bo clanthj-us, Gmel. Hab. Great Britain. Scandinavia. Mediterranean. Species 6. (Mus. Brit.) Scalaria imperialis. Sca. testd late pyramidatd, per- forata, ventricosd, tenuiusculd ; anfractibus paucis, rapide crescentibus, inter varices purpureofuscis ; varicibus numerosis, regidarihus, subrotundis ; interstitiis angustis. The imperlal Scalaria. Shell broadly pyramidal, perforated, ventricose, rather thin ; whorls few, rapidly increasing, purple-brown between the varices; varices numeroixs, regular, rather rounded; interstices narrow. SowERBY. Proc. Zool. Soc, 1844. Hab. Mozambique. Swan River, Australia. The bright clear colour of the interstices between the close white ribs, give a peculiar charm to this shell. Scrdana I'l II. Sowerby d(;l clUth Viucciit. Brooks Day&Son.Imp S C A L A R I A. Plate II. Species 7. {Via. a, d, Mus. Brit.) Sc.\LAiil.\ TuiiTONls. Sea. testd hevi, pnllidi piirpiireii, fasciis inter/tiptis, maculisque piirpureis vel fusris varieffatd, imperforata, elniigatil ; anfractibus con- tiguis numerosis, pmild coiivcds ; variclbus in- wqyalibus, planiusctilis, decumhentibmt ; ad sutiirajii paulo flevattH ; cipertiird subuvtUd, labia iiitcnw crasso, rotmido. Turton's ScALAlilA. Shell smootli, banded, pale purple, variegated witli interrupted bands and spots of purple or brown, imperforate, elongated ; wlioils contiguous, numerous, a little convex ; varices unequal, rather flat, decumbent, a little elevated at the sutures ; aperhire subovate, inner lip thick, rounded. Ivisso .' Sowcrby's Thesaiu'us. .Scalaria, tig. 81). lOG, 7, 8. Scalaria planicostata, Bivou. Hab. Coasts of Great Britain, and Mediterranean. The •whorls are closer and less convex, and the ribs flatter than in Scalaria communis. Besides the British and Mediterranean varieties*, there is a rather doubtAd one of dark colour found in the Philippines. >pecies 8. (Mus. Brit.) SCALAKIA BULLATA. Sca. tcstd albd, birfi, lata, venfi-i- cosissimd ; anfractibus paucis, rotundatis ; varicibiis tenuibus, incequalibus, obliquis, ad suttiram elevatis ; aperturd magna ; iimbilico paiiso. The bubble- shaped Scal.\iua. Shell white, short. broad, very ventricose ; whorls few, rounded ; varices thin, very oblique, elevated at the suture ; aperture large ; umbilicus small. SowF.iatY. Thesiiurus Conchyliorum, Scalaria, Sj). 4.j, ti'j. ^7. Hab. Nl. Cajiul. Philippines ; on coral-reels. Spe (Mus. Br ScALAiiiA nAuicusT.\TA. Scu. tistd itlM, crassd, ca/i- ccllatd, pyramidatd, vaitrirosii ; anfractibus convexis, distinctis, rapide crescentibtts ; varicibus perpaiici.i, iiurqualitcr l.oeic.sl'l. (Fig. -/, h, Mus. P,rit.) ScAi.AuiA riULiiTiNAi:L-M. Sca. tcstA awnidi'i, jiijninii- datil, inter varices fitlvd vcl castune'i, vel ointiiud nihil ; a/ifiactibus nuinerosis. rotnndnti^ : van'cihus all/is, distantihus, supcriw vl.r niii/idntis ; (i/i< rtiin'i jxirvd, rotandntd. The Pihlii'PI.nk Scai.aria. Shell narrow, pyramidal, fulvous or chestnut between the varices, or entirely white; whorls numerous, rounded ; varices white, distant, very slightly angular above ; aperture small, rounded. SowEiuiv. Proc. Zool. Soe., 1«-I4. Hnh. Philippines and And.oyn;i. Species -22. (Fig. a, h, Mus. Brit.) SCAI.AltiA 0l!i:SA. Sea. teH'i linvi, lutd, vcntriroat'i, nl- hidi'i, anfractihux piw.ri!', votundali.<, (:oiitiiji(i.-< ; ultimo anfrarta vcntricaso, variciiii.< numerosif, crassis, rotiiiidatis ; djicrliini suliovat'i, iiiargiiic falvo. TliK oliESE ScAi.AiiiA. Shell short, broad, vcntricose, whitish, whorls lew, rounded, contiguous ; last whorl veutricose, varices numerous, thick, rounded ; aperture subovate, margin fulvous. SowKKi-.v. Thesaurus Conchyliorum, No. 4, Scalaria, Sp. 2:.. fig. 7.i, 71. Ihib. Australia. A very stout, short little species. Species 2:3. (Mus. ]'>rit.) i.AiiiA lyi;a. Sra. testa veatriroM, breviiiscuh'i, piillidi' Julvi'i, spiraliter fulvo bi/asciai'j, ruricibus angustissimis laminatig creberrime liratil, (iii/inelibits rotundatis contirjuis ; apcrlurd aurijoniii. A].: The lvue Scai.aima. Shell veutricose, rather short, pale-fulvous, spirally double-ljanded with fawn- colour, very closely ridged with very narrow laminar varices, whorls rounded, contiguous ; aper- ture auriform. SowEKi-.Y. Thesaurus C.mehyliorum, No. 4, Scalai-ia, Sp. 27, fig. SI, 82. Ilit,) : aitfnvtibii.-f rotn,id,itis, apt rliin! orutd. IM.MA. (Mil-. lirit.) .WAX FUAGins. iSca. testCt tcaui, nujusta, albd, iiiiperforatd ; anfrartibus numerosLi, conti(jms : varicibus numerosissimui, tenuibiis, luminatis, r.r- tnntibiis, ad suturam conlimus : apertiird suhoodti'i. Fi:,\iiiLE ScALAKiA. Shell thill, narrow, white, im- [n^rfnrate ; whorls numerous, contiguous ; varices very numerous, thin, laminated, extant, continued ;it the suture ; aperture rather uval. i.i.r. Book of Species. . St. Vincent's. West Indies. ."Species ;iO. (Mus. Brit.) ScALAitiA AL'RiTA. Sca. tcstd iinyusti'i, inter castas pallid'e fulvd, fusco-riibescenti spiralitcr bifasciatd ; anfractibus mcmfrosis, gradatim avsceiitibits ; varicibus tcnuibus, arcualis, subdistaniibus, de- cwnhentibus, ad suturam juncti% apcrturd sub- ovatd ; labio interno antice angulatim e.rpaiiso. The eared Scalaria. Shell narrow, pale fawn between the ribs, spirally two-banded with reddish-brown ; whorls numerous, gradually increased ; varices thin, arched, rather distant, decumbent, joined at the suture, aperture subovate ; inner lip anteriorly angularly expanded. SnwEKBY. Proe. Zool. Soc, 1844. Thes. Conch., Sp. o's fig. G2. Hab. Coast of Coroniandel. Species 31. (Mus. Brit.) Scalaria texui-costata. Sea. testd alba, t'ldnrntncosd, tcnui, iiupeijhratd, anfractibus paucis, siibovatis ; varicibus laminatis, tenuibus, extant ibus, ad suturam angulatim elevatis ; apcrturd subovatd, labio externa in angulum elevatum cxpanso. The THiN-RiBiiED Scalaria. Shell, white, subvontricose thill, im|,erl..i-:ULNl, wliorN few, rather oval ; varices lainiiiateJ, tliiii, extant, raised angularly at the suture; a|ii'rfiire rather ovate, outer lip expanded into an elevated angle. SowEiiiiY. Proc. Zool. Soc, 1844. //((/'. Isl. Luzon, Philippines. A pretty little characteristic species, with angular varices. Species 32. (Mus. Brit.) Scalaria LiNEOL.vrA. Sca. testd pyravddntd, ventri- cosd, pallide fulvd, inter varices spiralitcr bilineatd vel bifasciatd, umbilicatd ; anfractibus pra- minenle rotundatis ; varicibus numerosis, tenuibus, rotundatis : npertuni xidiovntd. hibio intirno infn'i angulato. The LiNEOLATi; Scalaiha. Shell ]iyraniid.al, ventncose, pale fulvous, spirally two-lined or two-banded between the varices, unibilicated ; wliorls pro- minently rounded ; varices numerous, thin, rounded ; aperture subovate, inner lip angular beneath. So\\EitiiY. Proc. Zool. Soc, 1814. Tlies. Conch.. Sp. 32, fig. 45, 46, 48. Sridn?-iii trifasciata var., Keitier. Hab. Philippines. Japan. Species 33. (Fig, a, b, Mu.s. Sowerby.) Scalaria clathrus. Sca. tc^td pi/ra/aidatci, ventricosd, albd, inter varices nonnu>iqua?n fulvd vel fused, imperforatd ; anfractibus paucis ; ultimo anfractu iiifrd medium spiraliter unicostato ; varicibus laminatis, latis, ad suturam jxmclis, super spij-am oblique continuis. The l.\ttice Scalaria. Shell pyramidal, ventricose, white, sometimes fulvous or brown between the varices, imperforate ; wliurls few ; last whorl April, 1873. SCALAKIA.— Plate V. spirally single riblied bolow the middle; varices laminated, broad, joined at the suture, continued obliquely on the spire. Linnaeus. Systema Naturse. Scalaria lamelhsa, Lamarck. Scalarin monocycla^ Keiner. (var.) Hah. Mediterranean. West Indies. Species 34. (Fig. a, b, Mus. Brit.) ScALAiM.4 CORONATA. Sca. tcstd vmtricosd, inter varices maculis regularihus triseriatim dispositis ornatd, imperforatd ; anfractibus numerosis, contirpiis ; ultimo anfractu infra medinm spiraliter unicos- tato ; varices laminatis, numerosis, latis, ad suturam. Jwictis, super spiram ohliqu!; continvls. The crowned Scalaria. Shell ventricose, ornamented with regular spots disposed in three rows be- tween the varices, imperforate ; whorls numerous, contiguous ; last whorl spirally single ribbed below the middle ; varices laminated, numerous, broad, united at the suture, oblique, continued on the spire. Lamarck. Animaux sans Vertcbres. Hob. West Indies. More ventricose than Scalttiia rlathnis, and beau- tifully ornamented by series of spots between the varices. Species 35. (Mus. Brit.) Scalaria granulata. Sca. testa pyramidatd, minu- tissime yranulat'i, fvlvA, rarissinie varicosd, alba unifasciatd ; anfractibus declivibus, ad suturam cmivlatis ; aperturd subtrigond, labia inta-nu crasso, infra angulato. The granulated Scalaria. Shell pyramidal, very minutely granulated, fulvous, very rarely vari- cose, with a single band of white ; whorls sloped, crenulated at the suture ; aperture subtrigonal, inner lip thick, angular beneath. QuoY ET Gaimard. Voyage de FAstroIabe. Hab. Swan River, Australia. Species 3G. (Mus. Brit.) Scalaria Georgettina. Sca. testd pyramidatd, alba, tenui, imperforatd ; anfractibus contiijuis. rntun- ddtis ; varicilms tenuibvs, rotundciti^. imiii/ ra.vi.i, 1 ScaUuia I'l ■ 17. Viucont BrOi'ssto *Son l!i: S C A L A R I A. Species 37. (Mus. Brit.) ScALAlUA TENUIS. Scci. tcstil alba, teiiui, aiKjiistd ; spini aitemiatd, anfraclibus brevihus, varicibus numerosis, laminalis, tenuibus, obliquis, ad suturam migiilathn aeulealis ; apertwd pai-vd, kibio (xtenio propi- suturam angulattm aculeato. Thk THIN ScALARiA. Shell white, til ill, luirrow ; spire tapering, whorls short, varices numerous, laminated, thin, oblique, angularly aculeatcd at the suture; aperture small, outer lip angularly aculeated near the suture. SowEP.nY. Proc. Zool. Soe., 1811. llab. West Indies. Species 38. (Mui^. lirit.) ScALARiA LAXATA. Sca. testd teiiui, laivi, albd, anfrac tibus multd disjunctis, varicibus numerosis, tenuibus vix regularibus, laminatis, simplicibus ; aperture ovali. The loosened Scalakia. Shell tliin, smooth, white whorls much disunited, varices numerous, thin scarcely regular, laminated, simple ; apertun SowERiiY. Proc. Zool. Soc, 1844. Hob. Isl. Luzon, Philippines. Species 39. (.Mus. Brit.) Scalaria replicata. jSca. testa bred, albd, aiifractibus sex, pauld disjunctis ; varicibus subdistantibus, laminatis, replicatis, prope suturam in lobam elevatam expansis ; aperturd mac/nd, subquadratd, margine subexpanso. The refolbed Scalaria. Shell short, white, whorls six, a little disunited ; varices rather distant, laminated, folded back, expanded into an elevated lobe near the suture; aperture large, suliquadrate. margin rather expanded. SowERBY. Proc. Zool. Soc, 1844. Hub. Lord Hood's Island. A well cliaracterizcd shell with varices curiously Iblded back upon themselves. Species 40. (Fig. a, b, Mus. Brit.) Si'ai.aria Pallasii. Sca. testd pt/ramidatd, perforata, inter varices pallide fulvd, vel fused ; anfractihus septem, pauld disjunctis ; varicibus laminatis, pro- minentihus, distantibus, rrgiilariter sequenfibiis, prop!' suturam obtuse augulatis. Pallas's Scai.aima. Shell ])yramidal, perforated, pale fulvous, or brown between the varices ; whorls seven, a little disunited ; varices laminar, pro- minent, distant, following in regular sequence, obtu.sely angular near the suture. KiENER. Icon. Scalaria principalis, Nonnul. Hah. C'atannan, Pliilippines. I shall describe further on in the monogi-aph the larger shell, hitherto included as a distinct species, under the name of S. neglecta. It has a larger whorl and more numerous varices, with their angular points more distinct. Species 41. (Fig. a, b, Mus. Brit.) Scalaria iiyalina. Sca. testd pyramidatd, albd, lari. tenui, pel/ucidd; anfractibus muiti) disjunctis: varicibus distantibus, laqueatis ; apierturd rotundaid, ab ultimo anfractu separata, margine laqueato. The in-ALiNE Scalaria. Shell pyramidal, white, smooth, tliin, pellucid; whorls much disunited. August, 1873. SCALARIA.— Plate VI. varices distant, liuted ; aperture rouuJed, separated from the last whorl, margin fluted. SowEBBY. Proc. Zool. Soc, 1844. Hab. Cataiman, Isl. Luzon, PhiUppines. Species 42. (Mus. Brit.) ScM-.^RH 1)ENTICUL.\TA. Sca. tcstcl cilbij, ohlowjo-pyra- midatd, Kpiraliter distaiiter inciso- striata ; spirA sub- attenuatd, anfractibus contiguis ; varicibus oblique neqiientibus, teiiuibus, numerosis, pvope mturam in (kniem aculeatam parvam productis. The denticulated Scalahia. Shell white, obloug- jiyramidal, spirally distantly inci-sed, striated ; .spire rather tapering, whorls contiguous ; varices obliquely following in sequence, thin, numerous, produced into a little aculeatud tooth near the .suture. SoWKHBY. The.saurus Conchylioruni. .Scalaria, Sp, 19, ligs. 25, 26. Hab. West Indies. Sp. (Mus. Brit.) expansis ; apertura ovatd, margine antice angusto, postice in alam acuminatam expanso. The MUitiCATED Scalaria. Shell thin, white, elongated, imperforated ; whorls contiguous, varices broad, laminar, expanded into an acuminated wing near the suture ; aperture ovate, margin anteriorly narrow, posteriorly expanded into an acuminated wing. KlENEi!. Icon. pi. 4, fig. 11. Scalai:ia muricata. Sca, testa tenui, alba, clongatd, imperforatd ; anfractibus contiguis, varicibus latis, laminatis, prope suturam in alam acuminatam Species 44. (Mus. Brit.) Scalaria miir^eformls. Sca. testa pyramidatd, alba, tenui ; spird acuminata, anfractibus contiguis, varicihvs numerosis, in lobam aculeatam parvam prope suturam expansis ; aperturd ovatd ; labia externa nd .iiitvram emarginato, turn aculeatim lobato. The -MITRE- formed Scalaria. Shell pyramidal, white, thin ; s]>ire acuminated, whorls contiguous, varices numerous, expanded into an aculeated small lobe near the suture ; aperture ovate ; outer lip emar- ginated at the suture, then sharply lobed. SowERBY. Proc. Zool. Soc, 1844. Hull, (niacomayo. Central America. Very similar to the preceding, but with the varices more numerous, narrower, and forming a smaller and sharper point at the angle. ScaUuia n.MI. Vmcem Srooke Diy i Soujmi SCALAR! A. VII. Species -l.'i. (Mus. Krit.) ScALAiiiA uuiiiA. Scd. Icsld ulbi'i, bicvi, vciilricogd, lenui, spiru pyriDnidatii , anfrartibus (piinquc, lulls ; vwicibus ienvisshnis, 7mmerosi.'<, obliqtiirt. medio fere obsoletis, ad siiturum paulo expniiKia. I'^iE ouiuous ScALAi'.lA. Shell wliite, short, ventricose, thin, s]iire pyramidal, whorls five, broad ; varices very thin, nVMuerdUs, c.lili(nie, nearly olisoleto in the middle, a little eNjianded at the suture. Sowt:iMn. I'roc. Zoul. Soe., l.sll. Hah. .' The specimen in the Cum this shell was originally de complete. 1 Cabinet ir :d was soni Species 40. (Fig. a, b, Mus. Brit.) ScAI.AiilA ACUI.EATA. Sfa. tC'Sld pUII/ii, albi'l, aiKJKSld, (infractibiis ocio, coittirjuis ; varicibiis: rrasmisridis, f^ibdistanlibiis, sefpientibns ad sutwam emarginatis turn in lobam pamam aculealam elevatis ; aperturd ovatd, labio externo postice emaryinalo et luhato. Thk aculeatkd Scalahia. Shell small, white, narrow, whorls eight, contiguous; varices rather thick, rather di.stant, following in sequence, emar- ginated at the suture, thea elevated into a small aculeated lobe ; aperture ovate, outer lip pos- teriorly emarginated and lobed. SoWERBT. Proc. Zool. Soc, 1844. Ilab. Hongkong. Malacca. Phili])pines. Specie (Fig. a, b, Mus. Brit.) Sc.\lauia tkifasciata. Sea. testa brevissimd, veiitnrosd, inter varices aiireo-subfuscd, fasciis tribus spiral ibvri oriiatd ; spird brevi,anfractibus paucis, veittrii-ot-is; varicibus numerosis, incequalibiis, subrotvndis. TiiK Tlii:i;K-liAXi.i;i> Si ai.aima. Shell very short tricose, golden-brewnisli between the v: ornamented with three spiral hands; spire whorls few, ventricose ; varices numerous, um rather rounded. I)i: llAKN. 1 Ilab. iSIasbate, Philippines. Very much shi it resembles in tli I- than Si-ahiria imjieria/i.-', wl louring and varices. Species 48. (Fig. a, b, Mus. Brit.) ScAi.AKiA oUTUSA. Sca. testd alM, pwrd, brcn, ., sti/ierne oblusi; aiii/iiliiti«. Tin; oiiTUSK SCALAKIA. Shell white, small, short, rather ventricose ; spire rather short, apex obtuse, whorls tew, contiguous, varices numerous, thin, obtu-sely angular above. Species 4',l. (Mus. Brit.) ScAi.Ai.'i A ( i'i:vii.i N r.ATA. Siu. testd mbcylind raced, albidd, .sjilid ubtusd, aiij'rartibits piiucis, ohloiKjis, amtii/ui.-; i-dricibas curvi/iiiealis, simp/icibn.'^. upciiiird orntii. TllK CI'I;\ILINEAR ScALARIA. Shell subcy lindrical, whitish, spire obtuse, whorls lew. oblong, con- tiguous, varices curvilinear, simple, aperture ovate. Sowei;by. Proc. Zool. Soc, 1844. Thes. Conch., f. a'.l. Hah. Sansonati, Central America. Specifc SCALAIUA CONCINNA. datd, spird mo s5(l. (Mus. Sca. testd pi lerate dconld. ''(. t,^t'l Jin (ittenuati'i, nn/nKiihus nj,ll rancibus Db/u/iii'S, tniailuL xuturam leviter amjulatis. The (iHEiiirE SrALAiUA. Shell small, white, tliin. spir attenuated, whorls .■blique. scarcely conti^niou: varices oblique, numerous, slightly angular near the suture. SowEREV. Proc. Zool. Soc, 1.S44. Tlies. ('ouch., tig. (i9. Hah. ,' More finely and obli([uely ribbed than Scalaria tenuis. npecies (Jlns. Brit.) SCALARIA FiiiABlLis. ,S'c(7. testd ulba, p//rami(lat.ii. temiissimd ; spird elevatd, anfracUbus contiipii.i, conve.ris, varicibim fenuis.v'mis, densis, nd siitindin ui'idealiir ; a/icrti/ri'i iDajiis'ndd, ora/d. The brittle Scalaria. Shell wliite, pyranudal, very thin ; spire elevated, whorls coutiguous, convex, varices very thin, close, aculeatcd close to the suture ; aperture rather large, ovate. SowKKBY. Proc. Zool. Soc, 1844. Thes. Couch., Hg. 74. Hab. Swan Kiver, Australia. Lieut. C'ollii;. The varices are extremely tliin and ike. Scalaria PL WI. Sowertydelellith A5iicent Brook Day 4 SoE.Imp S C A L A R I A. Species . (Mus. Bi-it.) ScALAitiA GUACiLis. Sen. tesh't parvii, altenuat'i, inter varices fulvd, spirit vald'e elevatii, anfractibus con- tif/uis, numerosin, varicilms albis, sequentibus, projie suturam emarginatis et aculeatis. The slender Scalauia. Shell small, attenuated, fulvous between the varices, spire much elevated, whorls contiguous, numerous, varices white, following in sequence, emarginated and aculeated near the suture. SowERBY. Proc. Zool. Soc, 1^44. Thos. Conch., fig. 33. Ifiib. Dumaguete, Isl. of Negroes, Philippines. Species .")4. (Mus. Brit.) ScAEARiA CLATi[R.\TL'LA. «S'crt. tcstd parvd, (tlbi'i, teniti, imperforatd, anfractibus numerosis, vix contigiiis, varicibus numerosis, rotundatis, iiregularibiis, prope suhiram subcmgidatis ; aperturd ovatd. The CROSS-BARRED ScALARiA. Shell small, white, thin, imperforate, whorls numerous, scarcely contiguous, varices numerous, rounded, irregular, slightly angular near the suture ; aperture ovate. MoNT-iiGC. Testacea Britannica. Ilab. Great Britain. Species 00. ScALARU usicosTATA. ,S'cof. tesld purvd, pyramidatd, fuM, infra spiraliter uniliratd, anfractu ultimo fusco bifasciato ; varicibus ad anfractum utrumque und, sequmiti, suturd minutissime crenulatd ; aperturd parvd, rntundd, raargine crasso, rotunda. The one-ribbed Scalaria. Shell small, pyramidal, fulvous, with a spiral ridge below, last whorl with two brown bands ; varices, one on each whorl following, suture very minutely crenulated ; aperture small, rounded, n argin thick, rounded. SOWERBY. Hab. America. This little shell is figured in Thesaurus Conchy lioruin as a variety of the preceding, but as it has only one varix on each whorl, and a small, round thick-lipped aperture, it may be worthy of a separate name and de- scription. Species 5f;. (Mus. Brit.) Scalaria linkata. Sea. testd solidd, pyramidatd, inter varices purpureo-fuscd, spird elevatd, anfractibus seplem, infra, spiraliter uniliratis oblitjuis, varicibus albis, numerosis, simplicibus, rotundis, obliqvis ■ aperturd majusculd, fused. The lineated Scalarl\. Shell sohd, pyramidal, ptirple-brown between the varices, spire elevated, whorls seven, with a spiral ridge below oblique, varices white, numerous, simple, rounded, oblique ; aperture rather large, brown. Hub. N. America. Species 57. (Mus. Brit.) Scalaria albolln'eata. Sea. testd parvd, angusto- pyramidatd, inter varices fusco-purpvred ; spird elevatd, anfractibus octo, varicibus albis, numerosis, crassiiisculis, medio obscure angulatis ; aperturd parvd, rotundd. The white-liked Scalaria. Sliell small, narrow, pyramidal, brown-purple between the varices ; spire elevated, whorls eight, varices white, numerous, rather thick, obscurely angular in the centre ; ajierture small, rounded. SowERUY. Thesaurus Conchyliorum, Scalaria, Sp. (IS, fig. .')2. Hab. .' Somewhat resembling Scalaria Pliilippinaruui but with the whorls less separated and the varices slightly angular. SCALARIA.— Plate V] Species 58. (Mus. Brit.) [ ScALAiMA INCONSPICUA. SiM. tctitd minutd, alhidi'i,hrevi, j ventricosa, 'umbilicatd, spirdpyramidatA, anfractibus pamis, rotundis ; varicihus numeivsis, tenuissimis, (,bliquis; apeiiurd subquadratu, superne vix an- yulata, labio iuteriw basi cohimella' anyulato. The iNCONsi'icuocs Scalakia. Shell minute, white, short, ventricose, umbilicated, spire pyraraidal, whorls few, rounded ; varices numerous, very thin, oblique ; aperture subquadrate, scarcely angular above, the columella. SowKKBY. Thesauri iig. 53. llab. West Indies. uier lip angular at the base by L'ouchyliorum, Scalaria, Sp. 30, Species 59. (Fig. a, b, Mus. Brit.) ScAi.AKiA turuicula. Sctt. testd angusto-pyramidatd, umbilicatd; spiraliter minutissime striatd, inter carices J'ulvo-rvbescenti, (infractibus numerosis, cleuatis, contiguis ; varicibus Jrequeniibus, albis, plerumque tenuibut:, nonnvlis crasdorihus : npertwa ovati'i, parvA. The TUiiiiicnLATED Scalai:ia. Shell narrow, pyramidal, umbilicated; spirally very minutely striated. reddish brown between the varices, whorls nu- merous, elevated, contiguous ; varices frequent, white, mostly thin, some thicker ; apertui-e ovate. SowEiiBY. Thesaurus Conchyliorum, Sp. 37, fig. G2. Hob. West Indies. spec (Pi b, Mus. Brit.) Scalaria bicarinata. Sea. testd parvd, svbcylindraced, inipierforata, albidd, angustd, miimtimme cancellatu, spird elevatd, obtusd, anfractibus lateraliter rectius- culis, atienuatis, xdtimo anfractu breviiisctdo, valide bicarinato, sulurd foveohdd, aperturd purvA, sub- quad ratd. The BiCARiSATEii Scalaria. Shell small, subcyhndrical, imperforate, whitish, narrow, very minutely can- cellated, spire elevated, obtuse, whorls rather straight-sided, attenuated, last whorl rather short, strongly bicarinated, suture pitted, aperture small, rather square. SowERBY. Proc. Zool. Soc, 1844. Thes. Conch., Sp. 85, fig. 113, 114. Hab. Dumaguete, Isl. of Negroes, Philippines. Scaiima Pi.IX. 4 4 I I Vinceiil, Brooks Day &. tiCQ .uip S C A L A R I A. Species 01. (Mi $rit.) SoALAitiA VENOSA. Sca. testd pyramidatd, hvvi. acumi- nati'i, imperjbratd ; anfvactibus prumineidibus, vir conttgids ; varicibtis appjvximatis, cras^'iilsculis, medio et infra roticiidatim rcflexis, sitperncaiifjulatis, prope suturam angusiioribus ; aperturd rotundald ; sutitiv foveolatd. The veined Scalaima. Shell pyrainidai, smooth, acu- minated, imperlbrato ; whorls prominent, scarcely touching; varices close, rather tliick, roundly re- flected in the middle and beneath, anguhir above, narrower near the sutun> ; aperture rounded; siiturc pitted. SowEKBY. Thesaurus Conchyliurum, Sp. 2(;, fig. 72, 73. Hab. West Indies. The varices, being roundly reflected have a peculiar vein-like apiiearauce. Species G2. (Mus. Brit.) Sc.\lakia Bfi.nfLvs. Sca. testd brevissimd, ventricosd, imperforata, fulvd; spird brevi, anfractibus quinque, rotundis, contiguis, vancibus subdistantibus, leviter arcnatis, rotundis ; aperturd magna, ovato-rotundd. The bulb Scalaria. Shell very short, ventricose, im- perforated, fulvous ; spire short, whorls five, rounded, contiguous, varices rather distant, slightly arched, rounded; aperture large, ovate- rounded. SowERUT. Proc. Zool. Soc, l.s-14. Thesaurus Cou- chylioruui, fig. 8.5. Species (;:J. (Mus. Brit.) Scalaria similis. Sca. testd alba, teiiui. subventricosd, subtilissime spiraliter striatd, spird breviitsculd , anfractibus sex, contiguis, varicibus tenuissimis, aperturd ohiiquc ovatd. The SI5IILAU Scalaria. Shell white, thin, a little ventricose, very minutely spirally striated, spire rather short, whorls six, contiguotis, varices very thin, aperture obliquely ovate. SowEKisY. Proc. Zool. Soc, 1844. Thesaurus Con- chyliorum, Sp. 44, fig. 90. Jlab. Philipi lines. Species 04. (Mus. Saul.) Scalaria rubroline.wa. Sca. testd subventricosd, pi:r- foratd, fulvd, inter varices spiraliter rubro uno- liihatd ; spird, breviusculd, anfractibus qvAnque, contigxis ; varicibus numerosis, albis, moderate arcnatis, simplicibus, aperturd intics aured, columella obtuse angulatd. TuE red-lined Scalaria. Shell rather ventricose, perforated, light brown, with a single spiral red line ; spire rather short, whorls five, contiguous ; varices numerous, white, moderately arched, simple, aperture golden within, columella ob- tusely angular. SowEKBv. Thesaurus Conchyliurum, Sp. oo, fig. 83, N4. Uab. ? Species G.J. (Mus. Brit.) Scalaria MrLTicosT.\TA. Sca. testd parvd, fulcd, pyra- midatd, anfractibus liaucis, apice obtuso, varicibus albis, crassiusculis, mcmerosis, incequalibus ; aperturd parvd, rotunda. The MANY-RIBBED ScALARiA. Shell Small, fulvous, pyramidal, whorls few, apex obtuse, varices white, rather thick, numerous, unequal ; ajierture small, rounded. Sowerbt. Proc. Zool. Soc, 1844. Ilab. Lsl. Corrigidor, Philippines. August, 1873. SCALARIA.— Plate IX. Species Gli. (Mus. Brit.) ScAL.-MM.^ MiNDOROENSis. Sca. testd albci, porvd, imper- foraid, pt/ramidatd, spird elevatd, anfractibus quinque, contigids, varicibvs incequalibus, numerosis, rMmulis, simplicibus, aperlurd ovatd. The Mindoro Scalaria. Shell white, small, imper- forate, pyramidal, spire elevated, whorls five, con- tiguous, varices unequal, numerous, rounded, simple, aperture ovate. S()WEi;p.Y. Proe. Zool. Soc., 1844. Thes. Conch., fig. Hah. Puerto Gallero, Isl. Mindoro. Species 67. (Fig. a, h, Mus. Brit.) Scalaria catanuensis. Sca. testd pm-vd, brevi, fulvd, mlmttissime spiraliter striatd, spird brevitlsculd, anfractibus septeni, varicibus ininuti. fe etiy del ellith %Kent Brooks Bay & r.on, Imp. S C A L A U I A, Fig. 45, /'. Mus. Brit. A much more fully developed shell than that figured in the seventh plate. Species 70. (Mus. Brit.) ScALAKiA MlNOl!. Sca. tcsl/i turritd, (p-acili, pallide fitho spiraliter hifasciatd ; sjiira cloiujatd ; arifrac- tibus nbliquis, jirominentibtis, siipi-d siiba^iffii/ntiif, infra spiraliter nnicostatis, infra cosiam castaneis, longiindiiialiter oblique et arcuatim lirutis. The minou Scalaria. Shell turreted, narrow, with two spiral bands of pale brown ; spire elongated ; whorls oblique, prominent, slightly angular above, with a single spiral rib at the lower part, chest- nut below the rib ; longitudinally obliquely and sinuously ridged. SOWERBY. Acrilla gracilis, A. Adams. ffab. Mouth of the Indus. The name gracilis having been already applied to another Scalaria, cannot be applied to the present species if included in the genus. Would it not be bettor in separating small groups from old genera, to avoid using specific names already applied to shells belong- ing to those genera ? A crilla may be a very good genus, but its adoption should be left optional, by not using a specific name already occupied in the old genus. Species 71. (Mus. Brit.) Scalaria atti:xuata. Sca. testa parvd, angnstd, al- bidd ; spird elongatd, atte7iiiatd ; anfractibus aids, obscui-issime biangulatis et nodofis, siituris crenu- lato, foveolatis ; idtiiao anfractu niagis pronnmnti, distincte nodoso-biangulato : apirturd rotvndd, labia exierno C7-asso, expanse. The attenuated Scalaria. Shell small, narrow, whitish ; spire elongated, attenuated ; whorls elevated, very obscurely biangular and nodose, suture crenulated, pitted; last whorl more pro- minent, distinctly nodosely biangukited ; aperture rounded ; outer lip thick, e.xpanded. Pease. ? Ilab. Sandwich Islands. This species very nearly resembles Scalaria bica- rinata, Sowerby. It is, however, narrower and more tapering, and the keels on the last whorl arc nodose and much less distinct. Species 72. (Mus. Brit.) Scalaria Bairdii. Sea. testd ^xirvd, subcoeruled, lavi- gald, pyramidatd ; anfractibus novem, altis, media Icevigatis, supra infrdque plicatis ; plicis ad sii- turam in nodes elevatis, interstitiis foveolatis : aperturd parvd, ovatd, labia externa rotunda. Baird's Scalaria. Shell small, bluish, smooth, pyra- midal; whorls nine, elevated, smooth in the middle, plicated above and below ; plaits raised into knobs at the suture, interstices pitted ; aper- ture small, ovate, outci- lip rounded. Smith. Proc. Zool. Soc, 1.S71. Hab. Whydah, South Africa. This pretty little species is among some very inte- resting shells brought by Captain Knocker from South Africa, and described by Mr. E. Smith of the British Museum, whose advent we welcome as a working con- chologist. Species 73. (Mus. Brit.) Scalaria Miranda. Testd parvd, subvmtricosd, fulvo- subca:ruled, inter varices spiraliter tenuissime striatd ; spird acuminatd, anfractibus octo, rotundis, ultimo anfractu subinflato ; varicibus creberrimis, tcmiissimis, laminatis ; aperturd ovatd, columella erased, arcuatd, labia extcrno tcnui. SCALARIA.— Plate X. Ti!t woNDERFL'L ScALAiiiA. Shell Small, subveutricose, lulvous-greyish, very finely spirally striated between the varices ; spire acuminated, whorls eight, rounded, last whorl somewhat inflated ; varices very close, very thin, laminar ; aperture ovate, columella thick, arched, outer lip thin. Smith. Proc. Zool. Soc, 1873. Hah. Whydah, South Afiica. Another addition to the ScalaricB from the same sources as the preceding species. Species 74. (Fig. a, b, Mus. Brit.) ScALAUiA ACUJiiNATA. Scd. tesU'i donrjotd, imperforatd, ncuminatu, pallidi fulvd, spiraliter fusco bifas- f-kttd ; anfractibus quindecim, pauld convexis, antice carinatis ; varicibus numerosissimis, cre- berrimis, eleganter curvis ; upertura longiiisculd, liibio externa tenui, cohimcUd suhcomplanatd, ar- ruatd. The ACUMINATED ScALAiUA. Shell elongated, imper- forated, acuminated, pale fulvous, with two brown spiral bands ; whorls fifteen, little convex, anteriorly keeled ; varices very numerous, very close, elegantly curved ; aperture rather long, outer lip thin, columella flattened, arched. SowEi'.BY. Proc. Zool. Soc, 1844. Hub. Malacca. The specimens from which figs, a and b are drawn differ so much in their jiroportions, that the writer has felt almost inclined to assign a new specific name to fig. '(. Still we find other species varying in nearly the same degree. Species 75. (Mus. Brit.) .AiiiA Bor.EALis. Sctt. tc'std crcissd, albidd pT/rami- ibild, latiusculd ; anfractibus octo, antice obtuse r/irii/atis, ad laterd rectiusculis, infra carinam .•iiihcoinplanatis ; varicibus paucis, rotundis, indis- tinctis, iiicequalibiis, irregularibus, nonnullis medio subi'vanidis, ad suturum subnodosis ; aperturd siib- i/nadndd, labio externa crasso, rotunda, columelld i-cctiitfculd, antice subeuneatd. The BOREAL ScALAP.iA. Shell thick, whitish, pyramidal, rather broad ; whorls eight, anteriorly obtusely keeled, rather straight at the sides ; a little flattened below the keel ; varices few, rounded, indistinct, unequal, irregular, some partly disappearing in the middle, somewhat nodose at the suture ; aperture si(uari.sh, outer lip thick, rounded; columella rather straight, ratlier ouneate in front. GoULii. ? Hab. Vancouver's Island. A thick-set irregularly formed species. Species 70. (Mus. Brit.) ScALARiA Mop.CHi. Sea. testd parvd, imperforatd, at- tenmitd, (iHiiil'i. u/iire fnlva ; anfractibus octo, ele- vatis, kcrihiis. rC(/. trr siilralf anfrarldnis nrfo, prowiurafdn,,, srprru.; ndidi ,ni,i,d,ilis, l„i,,ld,i,lin,dlhr r,>,/r//is vn.didalis enbn's rirjulis ; idtlino aifrarln infra earinalo ; caririha, pau.is. dislantilms. ma.jnis, snpcrnc an;/a- lalis. Tilt: siAiii.Asi: S.Ai.AKiA. Shell ehmgatrd, white, sj.irally suU'ated, whorls eight, prominent, with a strong angle above, wrinkled with numerous undulating riblets; last whorl keeled beneath; varices few, distant, largo, angular aliove. SowKiM'.v. Proc. Zuol. Soc. JI,dj. West Cotist ,.f Africa. rala le broad Species HI. (Mtis. 7 copied.) ScAl.AiUA l'i:i:cLi;.\A. Sea. testd p>/ramidatd, adn'i, unfnirlihiis snprii. p.dlidi' cas'nnn, nnifisriald ; r,niri/,„s n,tnndi.<. I.rrihns, snhdiflunlilni,: Till; 1'i;i:plexi;i> Scalaiiia. Shell pyramidal, white; wliorls single-handed above witli pale chestiuit ; varices rounded, smooth, rather distant. Phase. Desh. t'.nicli. Pcuiiion, p. GO, PL 8, f. 1. Ifab. Isl. Bourbon. Species 'J2. (Mus. Jeifreys.) Scalahia Tin:vKLYANA. Sra. Irst,) pi/randdald, fulrd, nfractibus derint, canjunetis, nwdcral^' October, 1873. SCALAEIA.— Plate XII. varicihas numerosis, planulatis, leviter tircuntis, albescentibiis ; ad suturam lobatis ; aperturA suh- ovata, labio externa albo. Trevelyan's Scalaria. Shell pyi-amidal, fulvous, whorls ten, united, moderately convex; varices numerous, flat, slightly arched, whitish ; lobed at the suture ; aperture subovate, outer lip white. Leach ? Hab. Great Britain. Species 93. (Mus. ? copied.) ScALARiA LACTEA. Sctt. tcstd mi'nutd, ttlbd, pyramidatd, anfractibus novem ; varicibiis numerosis, laininatis, extantibiis, haud contimiis. The milk Scalar: a. Shell minute, white, pyramidal, whorls nine ; varices numerous, laminated, extant, not continuous. Krauss. Sudafrikanischen Mollusken. Hab, South Afi-ica. 4 Scalwm F/.XIII. VmLPDi-liifjOjiisDiyX San, Imp S C A L A R I A. Species 94. (Mus. Brit.) ScALAiiiA cnASSicosTATA. Sen. tc/sta parvA, a/i'tl, anfractibiis paucis ; suttird distinctd, Jove ultimo aiifractu infrd, obscure carinato ; va paucis, cnissis, rotundis, Icevibus, suhdistantib The TiiicK-uiniiED Scalaria. Shell small, short ; whorls few ; suture distinct, pitted wiiorl obscurely keeled below ; varices few, rounded, smooth, ratlier distant. So\vi.:i:by. Thesaurus Conchyliorum, Sp. 8;1, fl;,'. H„h.- ? hnvi ; olaU'i ; rictbus Not unlike Sralari lower keel niueh less Anstralis, but with the rib.s ftined. Species 95. (Mus. Brit.) ScALAiUA CDNN'KXA. Scfi. Ic!.-eislongitudiHalibus jnetd, spiraliter tenuissim'e striatd ; anfractibus novem, subrotundis ; ultimo infrd obscure carinato. The p.rown Scalaima. Shell elevated, acuminated, elongated, imperforate, brown, painted with longi- tudinal flames, spirally very finely striated ; whorls nine, a little rounded ; last whorl keeled. SowEiiBV. Proc. Zool. Soc, 1844. Thes. Couch. Sca- laria, fig. 138. Hab. Sierra Leone. Species 107. (Fig. r(, i.) Scalaria (iiKEXLAXUiCA. Sea. testd elongatd, erassd, spiraliter distanter sulcatd ; anfractibus configuix, lateraliter subcompressis ; varicibus sinuatim arcuatis, decumbentibus, ad suturam elevatis, ex- jiansis ; aperturd subtrigond. The Greenland Scalaria. Shell elongated, thick, spirally distantly grooved; whorls contiguous, laterally rather compressed ; varices sinuously curved, decumbent, raised and expanded at the suture ; aperture subtrigonal. Chemnitz. Chemn. II., p. 155, f. 1878-7S). Hab. Newfoundland. Greenland. Species 108. (Mus. Metcalfe.) Scalaria undulata. Sea. testd tenui, subpj/ramidatd, anfractihus postice subattenuatis, spiraliter striatis, superue levitcr costatis, infrd, planiilsculis, carind obtusd cinctis. The waved Scalaria. Shell thin, rather pyramidal, whorls a little attenuated above, .spirally striated, slightly ribbed above, rather flattened beneath ; encircled with an obtuse keel. SowERBY. Proc. Zool. Soc, 1844. Hab. ? A light species belonging to the same group as Scalaria granulosa. SCALARIA.— Plate XIV. Species 109. (Mus. Brit.) ScALARiA iNDisTiNCTA. Sca. testd solidiuscicld, elevata, impeiforatd, spiraliter tenuissime striata, lonfjitudi- naliter creherrime costatd ; aperturd subivtundd. The indistinct Scalaria. Shell rather solid, raised, imperforate, spirally very finely striated ; longitu- dinally very finely ribbed ; aperture rather rounded. SowERBY. Proc. Zool. Soc, 1842. Hab. Gulf of California. Species 110. (Fig. a, b, Mus. Nobis.) Scalaria nuda. Sca. testd hreviter pyramidatd, crassd, IcBvigatd ; leviter costellatd, infra, subplanulatd, varicibus rarissimis distaritissimis armatd. The bare Scalaria. Shell shortly pyramidal, thick, smooth ; lightly ribbed, partly flattened below, arm SOWERBY Hab. — ed with very rare, distant varices. Lately in the collection of Mr. A. Adams. Species 111. (Mus. Adams.) Scalaria subnudata. Sca. testd parvd, tenui, pyra- midatd, spiraliter temiissiine striatd ; varicibus (enuibus, laminatis, ad siUuram et infra cxpaiins, medio anfractimm fere evanidis. The half-bare Scalaria. Shell small, thin, pyramidal, spirally very finely striated ; varices thin, laminar, expanded at the suture and below, almost dis- appearing at the middle of the whorl. SOWERBV. Scalaria delicatula, H. Adams, Proc. Zool Soc, 1865. Hab. Philippines. A pretty little species, the thin varices of which almost disappear in the middle of the whorls. The description of this shell as Scalaria delicatula, was published in the proceedings of the Zoological Society in the year following that in which S. delicatvlay Crosse, appeared in the Journal de Conchyliologie. Smlaria ri.XJ. 4 I m S C A L A R I A. Species 112. (Miis. ? Copied.) ScAL.^RlA rouKKCTA. Sctt. j)i/ramidat(i, brevi, Cuiritd, fusci'i, iiaperforatd ; aiifractibus turritis ; varicibus crassif ; prope suturam acute angidatis; interstitiis angustatis; aperturd subquadratd, columelld cuneatd ; labia externa prope suturam angulato. The extended Scalaiua. Shell pyramidal, short, turrited, brown, imperforate ; whorls turritcd ; varices thick, acutely angular near the suture ; interstices narrow ; aperture subquadrate, colu- mella cuncate, outer lip angular near the suture. Hinds. Proc. Zool. Soc, 1813. Hub. Straits of .Malacca. Species 113. (Fig. a, b, Mus. ? Copied.) Scalai;ia A'ui.riXA. ^ca. testd parvd, fused, crasnd, spira/ilcr gtriatd ; (infractibus eonve.ris ; van'cibus rotundis, crassis ; ultimo anfractu injrd carina cinctd ; aperturd ovatd, labia extemo crasso. The Fox Scalaiua. Shell small, brown, thick, spirally striated ; whorls convex ; varices rounded, thick ; last whorl encircled below with a keel ; aperture ovate, outer lip thick. IIiNDs. Proc. Zool. Soc, 1843. Hab. Straits of Malacca. Species 114. (Fig. a, b, Mus. Brit.) Scalaria decussata. Sea. testd elmigatd, lurritd, an- Jraetibus supa'ne aiigulatis, infra carinatis, liris spir-alibus et coslellis laijueatis, laminatis, lonyita- dinalibiis decuMatd. The DECUSS.4TED Scalaria. Shell elongated, turrited, whorls narrow above, keeled below, decussated with spiral ridges and fluted laminated longitudinal ribs. Lamarck. Anini. sans vert. Scidaria e. (Fig. a, b, Mns. ((jlhn) >retc:illV.) SCALAFMA MULTISTltrAT.' spinditer teiwhsii I. tcMi'i parfi'i, elivdli'i, ■.-^irne sfriiil.'i : (in/rartlhiis niir.vi, suhronin,/;^. I. »^■ ,Tf,r, Ni;i,„.< : r,trir;i,„<< inim.ru- ,viVs;///,V, A„»;„r,//V, c.,-l„„tihN.<, u,/ .V'tNiam n, anguliiin ai-ntnm (_'l, ciitt.<. The manv-stimatep Scai.aima. Sliell siiuill, raised, spirally very finely striated ; wlmrls nine, rather rounded, slowly increasing ; varices very nu- merous, laminated, standing out, elevated in a sharp angle at the suture. Say. Amer. Journ. Sci. Scularia pukhella, Bivon. Hah. North America. The three small species with ininntc stria-, somewhat resembling each other, may thus be di.stingviished. Scalaria delicaiula lias the fine varices roiuided at the suture, and it is very narrow. S<-alaria subnadata has them raised at the sutures and almost obsolete at the centre of the whorl, and Scalaria multiMrititti has them raised in an acute angle at the sutures and by no ippc 121. (Fig. h, M, nrit.) Species 120. (Fig. «, b, IMus. Brit.) Scalaria ciiAssiLAiiru:M. Sra. tcsk'i albidd, iviperjhmtd, eloTiffalu, spiraliter minutissiwi' striata ; anfractihus septem, biangulatis, snhohsolete costel/atis ; varicibiis nullis ; aperturd subrotiindd, rnargine crosso, expanso, minute striata. The thick-lipped Scalaria. Shell nearly white, im- perforate, elongated, spirally very minutely striated ; whorls seven, biangtdar, rather obsoletely ribbed ; varices none ; aperture rather rounded ; ■with thick, e.xpanded, minutely striated margin. SowERBY. Thesaurus Conchyliorum, Scalaria, sp. 87, fig. 115, 110. Hab. Philippines. Central America. .SUAI.AIMA rNlilILATIsSIMA. Sm. Ic^li'l idhi'l, temtt, p/,n,m!dal,}. pnfora/d. .piraldn- ,in,n,t{ssm? Mriahl ; „„rn,rt!/,„^ rirr.', unP,n,, snhrajdde cres- rentihns. ad sutiinrn ,•„«„//,■»/„/;,.,■ vari,'d>,is ina-ipialihiis, I, iniJIms, riiri^s;i,ir rras.^iorihiis, roiiriiiiiv tiiididiitis, pnipc siitiinnn ai-Nli;iti.< ,■ umbUlro pan;,.- .ipniiird sidi„r,it,t, wan/h,,' Columrllitri tiimi, .anded at the suture. Angas. ? Hub. Species 124. (Mus. Barclay.) ScALARiA ABBREVIATA. Sctt. testd brevi, cmssa, sub- caaniled, imperforatd, spiraliter sulcata, costis planulatis, undulatis, uno latere angidatim laqueatis, ad suturam aculeatis, ad carinam inferioreni prominentibus ornatd ; interstitiis ad suturam et ad carinam profunde foveolatis ; anfractibus 2micis, stipcriic subdeclivis; ultimo anfractu infrd carinato, admarginem aperturce incrassato ; varicibvs 7iiagnis, crassis, crenulatis, perpaucis ; aperturdsiihrolundd, margine crasso, crenato. The abbreviated Scalaria. Shell short, thick, bluish, imperforate, spirally grooved, ornamented with flattened, undulated ribs, angularly fluted on one side, aculeated at the suture, prominent at the lower keel ; interstices deeply sloped above ; last whorl keeled below, thickened at the edge of the aperture; varices large, thick, crenulated, very few ; aperture rather round, margin thick, crenated. SOWERBY. Hab. Tamarind Bay, near Black River, Mauritius. This is figured in Thesaurus as a variety of Scalaria varicosa, from which subsequent examination compels me now to distinguish it. Species 12.J. (Mus. Sir D. Barclay.) Scalaria :*iultiperforata. Sea. testd pallid!: fulvd, acuminata, costis latis, decumbentibus, undulatis, uno latere angulatim laqueatis sculptd ; interstitiis, L-oiiriiiiic Joreolatis ; anfractibus compressis, ad silt II nun riiiiiiliculatis, aculcis elevatis coronatis ; vltiiiiii aifnirtii infrd carinato, ad carinam foveolato ; varicibus pierpaucis, irregularibus, crassis, pro- minentibus, ad suturam elevatis, productis. The many-holed Scalaria. Shell pale, fulvous, acu- minated, sculptured with broad, decumbent, undu- lated ribs, angularly fluted on one side ; interstices neatly pitted; whorls compressed, channelled at the suture, crowned with raised points; last whorl keeled below, pitted at the keel ; varices very few, irregular, thick, prominent, raised and produced at the suture. Sowerby. IJab. Black River Bay, ^Mauritius. The sculpture of this little shell is e.xquisite. the flattened ribs being fringed on one side with an angular fluting which leaves little distinct perforations against the back of the adjoining rib. There is au obsolete tendency to the same arrangement of sculpture in Scalaria varicosa and S. abbreviata, which belong to the same group, but are not nearly so narrow and acumi- nated, and have not the whorls so laterally compressed. (Fig. 9, h, PI. II. Mus. Sir D. Barclay.) Scalaria rariscost.\ta. This exquisite specimen was dredged by Sir David Barclay, Bart., oflf Round Island, Mauritius. The ordinary specimens give no idea of the beautiful sculpture wliich belongs to the shell when in perfect condition. Besides the four larger ribs which in this specimen are crowded in the last whorl, the whole shell is sculjitured with fringed and aculeated lesser varices. S C A L A R I A. abbreviata, .S'o!fe;% XVI. aciculina, IlimJs XIII. aculeata, Soicerhy VII. acuminata, Soirerhy X. a\axa., Sowerby III. albolineata, Sowerhy VIII. angulata, &t^ III. attenuata, Pease X. attenuata, Sowerby (by error) XV. aurita, Soicerhy V. Australis, Lamarck I. Bairdii, Smith X. bicarinata, Sowerhy VIII. hoTdoXis, Gould X. bulbului!, Sowerhy IX. bullata, Sowerhy II. canc<;//aSo«;^r62/ XIII. 9G Pallasii, A'lVncr VI. 40 perplexa, P«ise XII. 91 Pliihppinarum, .5(/ !!■(';//»/ IV. 21 planicostata,'E>\vou II. 7 ^oWta, Sowerby X. 77 porrecta, .ff^irwZs XV. 112 pretiosa, Zfnnarc/.- I. 4 principalis, J/aJ'/jyfz' III. 12 2)nnc!/iaZi'«, Chemnitz ? II. 10 pulchella, '&IVOU XVI. 119 juimiWa, A. Adams XI. 79 pulcberrima, .S'oiccr/'// IX. C.S Plate. pjramidalis, .?oic?/% III. raricostata, Lamarek II. &, XV ran'costa^a, Lamarck III. replicata, iSozwri// VI. rubrolineata, Soiccrby IX. shniUs, Sou'erby IX. statiiminata, Soircrby III. striata, Keiner III. subtilis, Sowerby XIV. subundata, Sowerby XIV. sulcata, Sowerby XIII. 5\iiwca\is, Hinds XIV. tenuicostata, Smverby V. tenuilirata, 5'o!y«% XV. tennis, Sowei-by VI. Trevelyana, Zeac/i .f* XII. tnfasciata, iSe Z/ac'.'i VII. trifasriata, Keiner V. sca/a? is, hinnceus I. tmricuia, Sowerby VIII. Turtouis, Eisso II. undiiiata, (Sozi'er^ XR'. iindiilatissima, /Soti'crJy XV^I. unicostata, Sowerby VIII. unifasciata, Sowerby IV. \aTicosa, Lamarck II. venosa, Soicerby .. , IX. vestalis, ninds XIII. vulpiua, Hinds XII. XV. sp. 88, tier. MONOGUAPH C U M I N G I A. 'Vom thy n,nil liiiv.-ii l,,.,]." -J/;//„ Ciunlnijla PI. I. ^iicmtBiooteDa.ytS(m,Imp C U M I N G T A. (ic-mis CUMIXGrA, .werb,, Tegta (Eip'.iviih'is. i/nV'/iti/iili rii//.<. diitirr nittdtt/n, postice anijii.'itaUi di'pn .<.: cnrdiiutli ulraqtie valvd duo, minidi : iaterales in The must ineuulai-ly laminated of all the species, ,111(1 tlie most triansrular in form. ventral margin contracted near the end ; dorsal margin sloped. SowKRi'.Y. Proe. Zool., 18;!3. Hab. Chili. nulo; l„t.n Species (1. (Miis. Hril.) CiTMiNGiA sniu.i-.. Cum. testa urato-mblrigonii, laevi- gata, Ian, in,'.- /,is. Cniii. testd solidd, idbd, opi mb- compressd, dilatatd ; latere antico hrerivscido, ro- tundo ; latere postico rostrato, comjiresso, raid'- declivi, acuminato. The lauoe Cu.mingia. Shell solid, white, opaque, sub- compressed, dilated ; anterior side rather .short, rounded ; posterior side beaked, compressed, much sloped, acuminated. nESH.\rEs. I/ab. Chili. A species of very dilated and rather flattened form, Init quite possibly a variety of Caniiiigia mutica. Species 12. (Mus. llargreaves.) CujirNGiA Hai raid, loih-i REAVESii. Cnni. testd parvd, sidiquad- latere antico brerissiwo, dediri, obtuso. August, 187u. CUMINGIA.— Plate II. inflato ; latere postico valide arcuatim rostrato, | of Cumingia are all which the genus contains excepting numjine ventmli ante rostrum contracto, margini' \ the t\-pc. dorsali vcddi declivi. Hargreave's Cumingia. Shell snuiU, subquadrate, smooth ; anterior side very short, slojjed, obtuse, inflated; posterior side strongly beaked \\rith a curve, ventral margin contracted in front of the beak, dorsjil margin much sloped. M. Ai>AMS (Thyella). Proc, Zool. So.>,, l.ST.'l. Hah. N(>w Hebrides. Tlie writer has not seen the typo of Mr. Adams's genus Thyella. The two species included in this monograph [A (alii (Pig. a. b, Mu I. Cum. testa i. losu, posiict' cuneatd, brt maraine dorsali elevato. . Brit.) ■eyidiiriter htiitcl- ' ; antif.e injiatd, e.cpansii, >ntraii convexv. The Calikohn'ian' Cumint.ia. .Sliell irregularly lamel- lated, posteriorly cuneate, short ; anteriorly in- flated, expanded with tlie dorsal margin elevated, ventral margin convex. Coxrau. Journ. A. N. S. Phil., vul, vii, pi. 17, f. 12. Hah. California. M 0 N 0 G R A P H OK THE (tENUS G L Y C I M E R 1 S, •■ O'er the deep I o'er the deep ! Whpiv thf wluilf. nnd ttie shark, iind t\w sword-tisli sleei. I'"— 77,.)yv fvnvnill. Glyciincris Pi I. SoTNsrliy del eilitii ■\%ir,snt. Bio ois I)ay& Son.Imi) (; L Y ( I M E K 1 S. (iLVCIMKIil.- J.an Tc. cidcared, irregulariter incrassatd et laceratd ; latere postico breriituruld margine dorsali semilunari ; medio cumpresso, margine vcntrali rectimculo ; cardine eduniuld, fulcra ligamentifero maxima. The sword Glycimeris. Shell oblong, thick, gaping o!i both sides, covered outside with a tliick, black cjiidermis, obliquely wrinkled ; calcareous within, irregularly thickened and jagged ; posterior side rather the shorter, dorsal margin semilunar ; middle compressed, ventral margin rather straight ; hinge toothless, ligamentiferous ftdcruni very large. LAM.\i!f'K. Anim. sans Vert., vol. vi. p. CO. Mya picea, Wood. Hah. Arctic Coasts. The so-called Glycimeris arctica and Ghjelmeris eilentula do not Ixdong to this genus;. The first is a Panapa.,. \lX-2 MONOGRAPH OF THE GENUS C Y P R I N A, Have I not heard the sea, puff'd up with wind, Rage like an angry boar ?'" — Shnkspearc. Cypivm Fl. I. Sowdty. dd etJilii Ymcent Brooks Bay & Sonfc^) C Y V \{ I i\ A. I'l.ATK 1. (u-nus CYI'ULNA, Lamarck: Tcshi htvalcis, oralis, birniisculona, marina, wquivd/visa, c/nJermide sicbrugo a, crassd indiitd ; umhones airvi ; denies in idraque valvd tres cardinales uno lateralis posticus, remotus. Impressiones muscutares in ulrdqne valvd dual, lateralas distaider'. Imjirr^i^io muscularis pallii intetjer. Liija)/' ' /. partim in sinu inarginali imniersuni Shell bivalve, oval, bimuscular, iii;iiiii . ■ _i ,,',., • covered with a subrugose, thick ejnderiiiis ; iiiii- boes curved ; three cardinal teeth in each valve, one- posterior, lateral remote. Muscular im- pressions two, lateral distant. Muscidar impressions of the mantle entire. Ligament external, partly inserted in a marginal sinus. There apjiears to be really only one recent species of this genus, which belongs to the northern seas of Europe. It is a very Venus-like shell, with the hinge of the Cytheroa group, but having one very long, distant posterior lateral tooth. Species 1. (Fig. a, h, M„s. .MacAncirc" CyI'UIN.V l.SLANDU', /r.s7,; snl... solid,;. , i„d,ila : ,/,r/iri, n vrntrali ■'pidermidi: striata, erased. latere antico lircvi, liiidiiiiiiliiis arcvatis, pmmih late /"" iihtruncato. upposed Ijy some Conchologists to be Mi/.> .-aiidlda of Chenmitz, but it is te in form, besides being nearly cipii- Speeies ■>. (Mus. Brit.) .\n.\tini:i.i.a csxihua. Ana. t> alii oldoni/ii. iiic/'ii lateral/, radiatim niiniiti xrrn(fi-.-'lriat,} .- lain- Jiostico prodnrti), aii^oi*;- ■rAUGiNTi.A uosKA. Eiiia. testa pared, curvd, albo- rosescenti, radiativi costis crassiusculis paticis, ctmccntricefoveis intcrstitia/dms eaiieellald ; apice ■atide inciirvo, post manjiio roducto. d rso arcitato, elevato, Jissuoi incisd, brcvitisculd. The eosy E.mahginula. Shell small, curved, rosy- white, cancellated radiately with rather thick, few ribs, concentrically with interstitial pits; apex strongly incurved, produced beyond the posterior margin, back arched, elevated, fissure incised, rather short. Bell. Zool. Journ., vol. i. Emarginula conica, Blainville. Emarginula curmrostris, Deshayes. Emarginula pileolus, Michaud. Ilab. Great Britain. Mediterranean. Species 10. (Mus. Sowerby.) Emarginula fuliginea. E7na. testd parvd, ovatd, depressd, minutii costatd, fuligined, radiatim nigra October, 1873. EMARGINLTLA.— Plate II. variegaid, inlus subvh-idis ; apice ohtuso, suhcfiitraH viridescenti ; Jissw-d brevissimd. The smokt Emarginula. Shell small, ovate, depressed, minutely ribbed, sooty, radiately variegated vritli black, greenish within ; apex obtuse, subcentral, greenish ; fissure very short. A. Adams. Proc. Zool. Soc, 1851. Sowerby's The- saurus, f. 7, 8. Ifab. ? Species 11. (Mus. Brit.) Kmaeginula sulcifera. Ema. testa ovali, depresso- conicd, intiis viridescenti, extHs fusro-purpired ; apice ohtuso, postico ; costellis striisque, radiantihus incequalihiis ; margine intei'no crenulato, nigro punctata ; canali Jissurali lateralis intiis prof undo ; fissurd parvd. The grooved Emarginula. Shell oval, depressed- conical, greenish within, purplish- brown without ; apex obtuse, posterior ; radiating ribs and strise unequal; inner margin crenulated, spotted with black; fissural canal lateral, deep within; fissure small. A. Adams. Proc. Zool. Soc, 1851. Sowerby's The- saurus, f. 84, 85. Hah. ? Mus. Cuming. This is the only species in which the fissure and the canal leading to it are placed, as in Siplionaria, a Uttle on one side. Species 12. (Mus. Brit.) EsiARGiNULA CRATITA. Eiiia. tcstd ovatd, coidcd, albidd ; costis radiantihus acute nodosis, distaniibiis, inter- stitiis cancellatis, apice oltusiUsculo, paulb post- mediano ; costd Jissurali elevatd, Jissurd brevissimd. The wattled Emarginula. Shell ovate, conical, whitish ; radiating ribs sharply nodose, distant, interstices cancellated, apex rather obtuse, post- median ; fissural rib elevated, fissure very short. A. Adams. Proc. Zool. Soc, 1851. Hab. ? The type specimen in the Cumingian Collection was unaccompanied by any information as to its locality. Species 13. (Mus. Sowerby.) Emarginula concinna. Uma. testd elongatd, depressd, alba ; costis radiantihus numerosis, subnodosis ; inttrstitiis cancellatis ; apice postico, subTnarginali, arcuato, dorso arcuato, costd Jissu7'ali foveolatd . Jissurd elongatd. The neat Emarginula. Shell elongated, depressed, white ; radiating ribs numerous, slightly nodose ; interstices cancellated ; apex posterior, nearly marginal, arched, back arched, fissural rib ribbed ; fissure elongated. A. Adams. Proc Zool, Soc, 1851. Hah. Mediterranean ? Distinguished from ilarginclla elongata, of Philippi, by the dorsal curve and the nearly marginal position of the apex. itff^-fciitiMI^ Eiihirijiiiiilti 11 ill. if '!^^ ^ Viiirciu Brookb Day k Son 1 E M A R G I i\ U L A. Species 1-1. (Mus. lirit.) Emarginl'la vi.minka. Ema. testd suhconicd, palli- dissiinc fulvd, radiatiiii Jasciatd ; castcllis radian- tibus nodu/osis, iiuequalibus, numerosis, lirisi/ve concentricis, crassis cancellatd ; apice paii/d incurvo, post-mediano ; costd Jissm-ali elevatd. creniilati'i, Jissurd brevissiina. The wicKKit-vvoi'.K Emarginula. Shell nithcr conical, very pale fulvous, radiately banded ; cancellated with nodose, unequal, numerous, radiating ribs and thick concentric ridges ; apex a little incurved, post-medial ; fissural rib elevated, crenulatcd ; fissure very short. A. Adams. Proc. Zool. Soc, 18,')1. Sowerby's The- saurus, f. 12. Philippines. m Species 15. (Mus. Sowerby.) Emarginula galericdl.ita. Emu. tc^ti'i pa/-v'i, oratd, subdepressd, ctirvd, tenuite canal /aid ; apire pitsl- marginali, dorso convexo ; cicatrice Jksundi dcprci-so, foveolato ; Jissurd elongatd. The cap-shaped Emarginula. Shell small, ovatf, rather depressed, curved, finely cancellated ; apex post-marginal, back convex ; fissural cicatrix de- pressed, pitted ; fissure elongated. A. Adams. Proc. Zool. Soc, ISol. Hab. Calapan, Isl. Mindoro, Philippines. Species IG. (Mus. Brit.) Emarginula capulifor5IIs. Ema. tcsid juirv'i, un- cinnatd, elevatd, albidd, costis validis paucis subccqiiidibus et rugis transversis iiiterstitialibus cancellatd ; apice posl-marginali, valide incurvo, dorso convexo, perelevato ; Jissur'd brevi. The hooded Emarginula. Shell small, hooked, elevated, whitish, cancellated with few strong, nearly equal ribs and transverse interstitial ridges; apex post inarginnl. strongly in back convex, niurh cleviitcil ; lissui-c sliDrt PniLippi. Enuiu. Mull. Sirilur, 1. T. vii. f. I-'. llab. Mediterranean. The circumference of this small shell is so and the curved elevation ofihe back so high, that it almost a curnucoiiia iu form. >j)ecies 1 / . ItGINl'I.A ELONGATA. cuniru, iilhd; rusti.^ tih„s ,inar,na pin, d nnjis rniicviitrin. (Mus. Sowerby.) Emu. ohhiiiijd, subdepressd, r(ii/i(iiilihii.< riilidis, suldistan- ■»(/>■ jiii:B0VATA. Ema. testd dfp7-essd, albidd, posticl' subexpansii, antice awpistiusculd ; apire paulo post-mediani, recui-vo ; costis imbncatis et liris conceiitricis parvis cancellatd ; casta fissurali /ovcolatd,tissiird snbelonyatd, iiirisd. The ohuvate Emahginula. Shell depressed, whitish, a little expanded posteriorly, rather narrow anteriorly ; apex a little behind the middle, recurved ; cancellated with imbricated ribs, and small concentric ridges ; Hssural rib pitted, fissure rather long, incised. A. Adams. Proc. Zool. Soc, ItSal. Ilab. Catbalonga, Isl. Saniar, H. Cuming. Species 2.'>. (Mus. Brit.) Emakginula rcKCTiccLAiA. Enta. testa cllij)licd,postict- paulii latim-i, albidd, costis radiantibus, ntyosis, siib- distantihis et liris tenuibus conceittrids reticulatd ; apiri: pustico acuta recurvo ; cicatrice Jissurali planulutd ; Jissurd latd, breviusculd. The ruNCTicuLATED FisscKELLA. Shell ellijjtic, a little broader posteriorly, whitish, reticulated with rough, rather distant radiating ribs and thin con- centric ridges; apex posterior, sharp, recurved; fissural cicatrix flattened ; fissure liruad, rather short. A. Adams. Proc. Zool Soc, Is.'il. Hab. .' Quite distinct from En although similar in form. ■tula ulpture S])ecies 20. (Mus. Brit.) Emai;g1N-ULA chassa. Eiim. testd luaynd, ehcald. coined, solidd, albd, postice latiori, ca.^lcllis uiiniit' nodosis, incequalibus, fasciculatis, radiatd ^ a/ncc rttrorso, post-mediani, cix incurvo. The thick Emahgixula. Shell large, elevated, conical, solid, white, posteriorly broader, rayed with minutely nodose uneipial fasciculated riblets; December, 1S73. EMARGINULA.— Plate IV. apex bent backwards, post-medial, scarcely bent inwards. J. SowERBT. Min. Con., PI. 33 Emarginula solidula, Costa. Hab. Great Britain, Mediterranean. Species 27. (Fig. b, c, PI. VIH., Mus. Brit.) E.MAiiiiiNUL.A. EMENDAT.\. E7mi. testct ovali, conica, lata, fused ; apice elevato, incurvo, valde post-mediani ; costis cequalibus, rotundis, crebris ; Jissurd elongatd, angustd, prope marginem amtracta, ad marginein clausd. The men'ded Emarginula. Shell oval, conical, broad, brown ; apex elevated, incurved, much behind the middle ; ribs equal, rounded, close ; fissure elongated narrow, contracted near the margin, closed at the margin. SowEur.Y. Thesaurus Conchylioruni. Emarginula, sp. 31, f. 11. ll„h. ? By the curious way in which the edges of the fissure are drawn together towards the margin till closed, this shell becomes a sort of link between the genera Rimula and Kiiiiirgiinilii. Species 28. (Mus. Brit.) KGiNULA cucuLLATA. Ema. testd ovatd, elevatd, albidd, anticc contractd ; costis validis postice rnagis distantihus, radiantibus, et liris concentricis reticu- latd ; apice elevato retrorsim, arcuato, multo post- mediani ; Jissurd latd, elongatd, incisd. The hooded Emarginula. Shell ovate, elevated, whitish, anteriorly contracted, reticulated with strong radiating ribs more distant posteriorly and concentric ridges ; apex elevated, arched backward, much behind the middle ; fissure broad, elongated, incised. A. Adams. Proc. Zool. See, 1851. Hab. Singapore. Found on larger shells in five fathoms of water. Species 2'J. (Fig. a. b, Mus. Brit.) Emarginlua Adamsiana. Ema. testd pallide rosed, ellipticd, costis magnis rugosis, et parvis intermediis radiantibus, et lii-is concentricis incequalibus sca- brosis cancellatd; dorso arcuato; apice post marginem posiicum declinato ,- Jissurd longiitsculd, incisd. Adams's Emarginula. Shell pale rose, elliptic ; can- cellated with large rugose radiating ribs, and unequal scabrous concentric ridges ; back arched ; apex bent over beyond the posterior margin ; fissure rather long, incised. SowERBY. Thesaurus Conchyliorum. Emarginula, sp. 20, f. 27, 28. Ilab. Japan. This species slightly resembles Emarginula rosea, but the ribs are much lewer and coarser. EiiKU'ciiiiulaFl. y. •^l E M A R G 1 N U L A. Species ,50. (Mus. Brit.) Emai:g[xi'I.a scahril'scl'la. Ema. teMa ovato-siib- qiiadrata, subdepressd, pallidl' fidcd,fusco-ruhescenti ■nittculatd, anlice angustiuaculd, poslice prope niar- ginem tumidA, dorso arcuato, apice recttrvo, post- luediani ; coslis radiantibus crassis, rugosis, distan- tibiis, interstitiis cancellatis ; Jiasurd elongatd, incisd. The scabrous Emaegindi.a. Shell ovately subquadrate, subdepressed, pale fulvous, spotted with reddish- brown, rather narrow anteriorly, tumid posteriorly near the margin, back arched, apex recurved, post- medial ; radiating ribs thick, rough, distant, with the interstices cancellated ; fissure elongated, incised. A. Adams. Proc. Zool. Soc, 1801. Hab. Japan. Species 31 . (Fig. «, b, Mus. ?) EslAnfilNfLA PL-NX'TATA. KlIKl. tC.itd plirvd, orato-Kub- ivtiiri'hi, deprcfisd ; costis radiantibus /Hirris, distanti- bus, nigro punc.tatis ; interstitiis striatic ; apice obtnso, post-mediani ; ftssurd //ick^j. The dotted Emarginula. Shell small, rounded ovate, depressed; radiating ribs small, distant, spotted with black ; interstices striated ; apex obtuse, post- medial ; fissure incised. A. Adams. Proc. Zool. Soc, 1851. Hab. San Nicholas, Isl. Zebu, Philippines. A little neatly spotted species so shortly oval as to be nearlv round. species (Fig. a, b, Mus. Brit.) Emarginvla macclata. Ema. testa parvd, ovatd, depressd. minute radiiilim costafd, intei-stitiis con- cditriri' liratis ; dorso arcuatn, griseo maculato ; apicr recurvo, marginem declinato. The spotted Emarginula. Shell small, uvate, de- pressed, minutely radiately ribbed, interstices concentrically ridged ; back arched, spotted with grey; apex recurved, bent over behind the margin. A. iVoAMS. Soworby's Thesaurus. Emarginula. sp. "27, f. 31, 32. Hab. Gotto, Japan. Species 33. (Fig. a, b, Mus. Sowerby.) Emargin'ula reticulata. Ema. testd alba, cvnicd, elevatd, costis validis radiantibus, et liris coneen- t}'icis reticulald; interstitiis profundi foveoLatis ; apice retrorso, acuto ; Jissurd elongatd, incisd. The reticulated Emarginula. Shell white, conical raised, reticulated with strong radiating ribs and concentric ridges ; interstices deeply pitted : apex leaning b.ackwards, sharp ; fissure elongated incised. J. SowERBT. Mineral Conchology. 1 atcllajissvra (pars.), Linna'us. Emarginula IcBvis, Keeling. Emarginula reticosa, A. Adams. Hab. Isl. Luzon, Philippines. Species 34. (Mus. Cuming.) Emarginula Vanikoroensis. Ema. testd latd, conicd, arcuatd, tenui, ajbidd, antic!: angustiiiaculA ; costis latis, tumidis distantibus ; margine cremdatv ; apice post-mediani, Jissurd breri. The Vanikoro Emarginula. Shell broad, conical, arched, thin, white, rather narrow anteriorly : ribs broad, tumid, distinct ; margin crenulated : apex post-medial, fissure short. Quor. Voyage de I'Astrolabe. Hab. Vanikoro. December, 1873. EMARGINULA.— Plate V. Species 35. (Mus. Brit.) Emarginula CLATHiiATA. E7na. tcstd dcpressd, alhidd, laid, costis radiandbus rotimdis, suhdistantibus, et liris concentricis cancellatd, interstitiis foveolaiis ; apice armatim retrorso ; fssurd elongatd, angustd, incisd. The cross-barred Emarginula. Shell depressed, white, broad, cancellated with rather distant rounded radiating ribs, and concentric ridges with pitted interstices ; apex arched backwards ; fissure elon- gated, narrow, incised. Pease .'' Sowerby's Thesaurus. Emarginula, species 7, f. 54. Hah. Sandwich Islands. Species 36. (Fig. a, b, Mus. Brit.) Emarginula bellula. Ema. testa ovatd, albd, arcuatd, ventricosd ; apice post-mediani, dcclinato ; costis distantihis, prnmincntibus, et liris intermediis suh- echinafis ; caiind Jissvrali foveolatd ; fisumi elongatd. The beautiful Emarginula. Shell ovate, white, arched, ventricose ; apex post-medial, bent down ; ribs distant, prominent, and small intermediate ones nearly spinose ; fissural keel pitted ; fissure elon- gated. A. Adams. Proc. Zool. Soc, 1851. Hab. Isl. Luzon, Philippines. This pretty shell is distinguished from Emarginula canccllata by its aciileated sculpture. Species 37. (Mus. Brit.) Euakginula scutulata. Evia. testa oblongd, pKilygona, subdepressd, viridi concentrice fasciatd ; costis /■v^gosis inmquaUhus, fasciculatis ; apice obtuso, post-mediani; cicatrice fissurali depressd, niinut'c fimeolatd, fissurd brevi, incisd. The shield-shaped Emarginula. Shell oblon.L', poly- gonal, subdepressed, concentrically banded with green ; ribs rough, iinequal, collected in bundles ; apex obtuse, post-medial ; fissural cicatrix de- pressed, minutely pitted, fissure short, incised. Deshayes ? Sowerby's Thesaurus. Emarginula, sp. 45, fig. 53. Hab. ? Eniarqumhi.Vl-yi. m, % '^iTishv del rt M VmcenlBrooksDiviSoc Imp E M A R G I N U L A. Plate VI. Species 38. (Mus. Brit.) EsunoiNULA ciussicosTATA. Ettia. testa parvd, suhovatA, antice latiusciild, rtujosd ; costis radiantihus nume- rosis, OKjuaiibus, nodulosis, interstitiis concentrire regulariter liratis, foveolatis ; apice poslico ; durso arcuato ; cicatrice jUsurali elcvato ; fismifd elonijatd. Tut TiiicK-KiuBED Emarginula. Shell Small, subcvate, anteriorly rather broad, mgose ; radiating ribs numerous, equal, nodulose, interstices concentri- cally ridged, pitted ; apex posterior ; back arched ; tissural cicatrix elevated, fissure elongated. SowEnuv. Thesaurus Conchyliorura. Fissurollida?, PI. XI. tig. 42. //„/,. > Species 31 (Mus .-it.) Emai!Gini;i.a ciiAssii.Ai'.itrM. Eiiia. Itsti'i annprettfd, postice expwifd, fulvd, partim suhciiiered, quinque-angulatd, costeUis incegualibus, validis, ad aiiijiilos prominentioi-ibus, posticis dupUcatis radintd, maiyiiie dentato ; npice obtxso paulu antico ; codd Jisnindi prominent i, Jissurd brevi, quadratd. The TMiCK-itiisBED Emauim.n-l-la. Shell compressed, | posteriorly expanded, fulvous, partly subcinereous, tive-angled, rayed with unequal, strong ribs, mure prominent at the angles, the posterior ones doubled, margin toothed ; apex obtuse, a little anterior ; tissural rib prominent, fissiu-e short, square. A. AuAMS. Proc. Zool. Soc, 18J!. Ilah. ? A very liinpet-Ukc shell, with no tendency in the beak to curve. The nodulous Emarginula. Shell fulvous-green, ele- vated, arched, rayed with seven thick lobed, broad , prominent ribs, pitted between the ribs ; tissural rib narrow, prominent ; fi.ssurc internal ; apex re- curved, back arched. A. Adams. Proc. Zool. Soc, 1851. Hab. Sibonga, Isl. Zebu, Philippines. The ribs are thickly clubbed and the fissure is only visible on the inner edge. Species tl. (Mus. Brit.) Emarginula Cumingii. Kma. tesld compressd, pallide fulvd, medio et versus apicem viridi pictd ; costin rugntis, rotundis, inceqvaliter Jhscini/atis nidiatd : margine expanso, lobato, octangidnto ,• :ipic, nbtiico, ante-mediani ; Jissurd brevi, incisd. Ci-mixg's Emarginula. Shell compressed, pale fulvous, painted with green in the middle and towards the apex; rayed with wrinkled, rounded, unequally grouped ribs; margin expanded, lobed, octangular; apex obtuse, ante-median ; fissure short, incised. SowEinn-. Thesaurus Couchyliorum. Fissurellida;, PI. XII. 76 ; Emarginula, .species 76. Hab. Australia. Species 40. (Mus. Brit.) i.i.ixi'LA NuDULosA. Eiiia. testd fulvo-i'iridi, clinitii, 'uvuatd, costis septem crassis, lobatis, latis, proiiii- nentibus radiatd, inter castas foveolatd ; casta Jis- surali angustd, prominenti ; Jissurd internd ; apice recurvo, dorso arcuato. Species 42. (Fig. a, b, Mus. Brit.) EmARl; INULA NOTATA. Ewd. tl'slil 0Vilt„-snln-i>tll lidi'l. ibpressd, latd, suJicu moO, ri,t;/is iniin, i,,si.<, i/ejiressis, nigris radiatd, iiitas .-■./ iinirijnt, ,„ liii, is „i,/ris ornat!- dispositis notatd ; apir,' J'Ius.'.kuI, -m, i/i, mi ; Jissurd inconspicud. The MARKED Emarginula. Shell ovate-subrotund, de- pressed, broad, bluish, rayed with numerous de- pressed, black ribs, marked inside at the margin with black lines ornately disposed ; apex obtuse, ante-median ; fissure inconspicuous. Linnteus (Patella). Systema Naturse. Hab. ? December, 1873. BMAEGINULA.— Plate VI. The fissure in this species is only represented by a slight groove in the interior, scarcely perceptible at the margin. The black lines are placed in ornamentally festooned clusters on the margin. Species 43. (Fig. a, b, Mus. Brit.) E.MAi'.GiNULA Paniiiensis. Ediq. testd elevatd, arcuatd, vin'di, cancellata, costis nodulosis, validis, posticis et lateralibus submquaUhus, trihus anticis magnis, ]>ro7ninentibus, divisis radiaid ; margine antico elevato ; dnrso arcuato, apicc postico, acnte re- ciirvo. The Panhi Ejiarg inula. Shell elevated, arched, green, cancellated, rayed with nodulose, strong ribs, the hinder and lateral ones nearly equal, three in front large, prominent, divided ; anterior margin ele- vated ; back arclied, apex posterior, acutely re- curved. Quor. Voyage de 1' Astrolabe. EmarginuJa dathrata, Adams and Reeve. Hob. Panhi ; Quoy. Philippines ; Cuming. Species 44. (Fig. a, b, Mus. Brit.) Emargln'ula solidula. I'Mci. testa parvd, alba, solidd, ovatd, paulo elevatd ; costis rotundis, subnodosis radiaid ; interstiis angiistis ; apice post-mediani ; fissurd elongatd, incisd. The solid Emarginula. Shell small, white, solid, ovate, little elevated; rayed -vvith rounded sub- nodose ribs; interstices narrow; apex post-median; fissure elongated, incised. Philippl Enum. Sicil. Hab. Mediterranean. Japan EiuartjiuuJa PI VU Sowei 1 7 ;)/ VI. 44 (and fig. 44 c. PI. IX.) SY>\nosa, Deshayes IX. 66 stellata, ^. ^rfams VIII. 56 striatula, Quoy VII. 47 sulcifera, ^. 4(/a7n« II. 11 Tasmania, Soiverby VIII. 58 tenuicostata, Soiverby I. 2 textiles, Gould IX. 61 Thomasi, Crosse IX. 64 tumida, Sowerby IX. 70 Vanikoroensis, Qwoy V. 34 variegata, A. Adams I. 5 vailegata, A. Adams IV. 22 viminea, A. Adams III. IX. 14 MONOGRAPH ;)P TlIK (iKNUS G N A T H 0 1) 0 N, "In contcmiilation of created things, liv .steps we may ^ifcen,! to ([o.V -Milton. Giinilifdin. ^\ ,,/^x a. y^. icentfirooko DAyS-Sonimp G N A T II 0 D 0 N. Gcnns (;XATIIODON, Gva)j. Tcfla livalrifi, mjiiiralvin, trijona vel siditriijona, cpidei-mide iiiduta; umboiies distanti ; di'nfiS vidrce der/rce cardinales duo, parri, laterales duo, po.tticus ehmgntun, anticiis cuwiformis ; valvce siiii.^trce carilinalis wui.% kitendis duo, pnnllrus elomjatus, anticuif cuneiformis ; I'mpressiones i/ni^ni- lares duce, Interales ; ligamentum infoveam triicem positus, inteme lamind arcuatd testacea semiclausus. Shell patelliform, ovate, conical, rayed with ribs ; apex entire, posteriorly recurved ; foramen placed below the apex and the margin, half-closed within by an arched testaceous lamina. The species of this genus have a Nortlicrn ran^e. In North America, the Northern parts of liritain, Greenland, and Norway, are their habitats chielly to be found. One species was discovered by Mr. Adams in Japan. Although, like Rimula, the shells have tlie foramen jjlaced half-way between the apex and the margin, luihke tliat genus they have it internally half vaulted by a shelly plate. Species 1. (iMus. Brit.) Cesiokia galeata. C(?»i. testd uvala, fumoso-fascA, costis numeroms rotimdis, suhkevigatis et paticis interstitialihus enuihus radiata latere podico breviilsculo. Tile crested Cemoria. Shell ovate, smoky-brown, rayed with numerous rounded rather smooth ribs, and a few thin interstitial ones posterior side rather short. GoDLD. United States Expedition. Shells. Hab. Puget's Sound. A Httle dull-coloured species without many charac- teristic points. Species 2. (Mus. Brit.) Cemokia cognata. Cem. testd parvd, alba, costis ro- tundis, prominentibus, conce7itrice rugatis, sub- distantibus radiatd, interstitiis concentrice liratis ; apice acuminata, elevato. The cognate Cemoria. Shell small, white, r.ayed with rounded, prominent, concentrically wrinkled. rather distant ribs, with concentrically ride terstices ; apex acuminated, elevated. Gould. Shells of the United States E.xpedition. Hah. Orange Harbour, Couthenay. A sharp acuminated species. Species 3. (Fig. a, b, Mus. Brit.) Ce.mouia coxica. Cem. testd parvd, elevatd, conica, cvstis parvis, rotundis, u/ternatis, concentrice striatis ra- diatd ; dorso elevato, apice valde recurvo. The conical Gemohl\. Shell small, elevated, conical, rayed with small, rounded, alternating, concen- trically striated ribs ; back elevated, apex much recurved. D'Orbignv. Amerique M('riilionale, p. 171, PL 78. Hab. Central America. Species 4. (Fig. a, b, Mus. Brit.) Cemoria fastigiata. Cem. testd alba, ovald, conicd, altissinid, costis subanrjulatis, nodosis, alternatis, tenuibus radiata ; apice elevato, post-mediani, pauld recurvo; dorso antice subarcuato, postici; fere perpendiculariter cleclivi. TuE HIGH-TOPPED Cemorla. Shell white, ovate, conical, much elevated, rayed with rather angular, nodose, alternative, thin ribs ; apex elevated, post-median, a little recurved ; back a little arched anteriorly, sloped nearly perpendicularly behind. A. Adams. Proc. Zool. Soc, 1851, p. 228. Ilab. ? The most elevated of all the species. Species 5. (Fig. <;, b, Mus. Brit.) Cemoria cucullata. Cent, testd elevatd, fulvd, magna, atate juniori subspiraliter acuminata ; costis in- (equalibiis, angulutis, concentrice tenuiter rugatis December, 1873. CEiMORIA.— Plate I. radiata, intcrstitiis ronrentncc striatis ; apicc antc- mediani ; /ined dnrsali antice declivi, rectius- culo. The hooded Cem()i:ia. Shell elevated, fulvous, large, in a young stage almost spirally acuminated; rayed with unequal, angular concentrically finely wrinkled ribs, with concentrically striated inter- stices, apex ante-median, dorsal line sloped, rather straight. Gould. United States Expedition. Shells, p. 14. Hah. — ? This shell gives all the characteristics of the genus on a larger scale than the original type. Species G. (Fig. a, l>, Mus. Brit.) Cemouia nobilis. Cem. testa breviusaihl, ovatd, conicd; elevatissimd ; estate junim-i fere spirnliter acuminatd : costis octodecim circa distantibus, lavigatis, majori- hus, et intermediis nonriullis tenuissimis radiatd ; apice acuminato, perelevato ; dorm utrinque vald'c declivi. The noble Ce.morl\. Shell rather short, ovate, conical, much elevated ; in a young stage almost spirally acuminated ; rayed with about eighteen distant, smooth, larger, and some very thin intermediate ribs ; apex acuminated, much elevated, with the back on both sides much sloped. A. Adams. Proc. Zool. Soc. Hah. Okosiris, Japan. Species 7. (Fig- a, h, Mus. MacAndrew.) Cemoria Noachina. Cem. testa alba, conicd, elevatd, postice subexpaitsd, antice magis angustatd ; costis ina;qiialibus, Ueviusoulis postice distantibus, antice magis numcrosis radiatd : apice elevatn, post- mediani. The NoACHiAN CEiMoiuA. Shell white, conical, elevated, posteriorly rather expanded, narrower anteriorly ; rayed with unequal, rather smooth, posteriorly distant, anteriorly more numerous ribs; apex ele- vated, post-median. LiNNiEus, Mantissa, 551. Patella fissurella, Miiller. Patella apertura, Montagu. Rimida Flemingii, MacgiUivray. Cemoria princeps, Mighsls. Ilnb. Northern Europe. Species 8. (Mus. Brit.) Cemowa Palklandica. Cem. testd ovatd, alba, elevatd, costis subdistantibus, concentrice strialis radiatd : apice recurvo, elevato, jMst-mediani. The Falkland Cemoria. Shell ovate, white, elevated, rayed with rather distant, concentrically striated rilis ; apex recurved, elevated, post-median. A. Adams. Sowerby's Thesaurus. Fissurellida;, Cemoria, Sp. 7, Plate X. fig. 14. Hab. Falkland Islands. The ribs are more distant and equal than those of Cemoria Noachina, and the oval outline is as broad anteriorly as posteriorly. MONOGRAPH OF THK CK.MJ R 1 M U L A His croating hand Xiithint,' imperfect or deficient left Of all that He CTeated."— Milton. tUitiiilii . 1 ■ 0 m VmoenLBroobDM&San.Imp R I M U L A. Genus KIMULA, Defresne. Testa patelliforiMS, teniii, cancellata ; apice remrvo ; (torso arcuato ; Jissiird simplici, inter apicem et miirf/im-m intermedia. Shell patellilbrni, thin, ctmccUuted ; apex recurved; back arched ; fissure simple, intermediate between the apex and the margin. The recent species of this interesting little genus, formerly known only in a fossil state, are, with the ex- ception of one from Mazatlan, found in the Philippine Islands, and first collected there by the late Mr. Cuming. The gi-adation in the several genera of Fissurellidaj is marked in the jiosition of the fissure. In Fissurella, it is simply a hole in the apex ; in Ccmoria it is just in front of the apex, leaving it entire and generally pointed, and being vaulted over by a little septum on the inside; in Cranopsis tlio septum half covers the fissure on the inside, but the latter is removed to half- way between the apex and the margin ; in Kimula the fissure is in a similar situation, but has no internal septum ; then in Emargimda the fissure, commencing about halfway down the dorsal ridge, remains open to the margin and graduates through many species in commencing nearer and nearer to the margin until it becomes lost in an almost imperceptible sinus. In the genus Zeidera, there is an internal septum near the posterior margin and a fissure, like that of Einarijiiudu, in the anterior margin. (Fi b. Ml specit RninLA EXQUisiTA. Rim. testd ovato-oblongd, alM, moderate elevatd, costis radiantibus tenuibus, et liris concentricis concinne cancellatd ; dorso arcuato, apice valde retrorso. The exquisite Kimula. Shell ovate-oblong, white, moderately elevated, neatly cancellated with thin radiating ribs and concentric ridges ; back arched, apex turned far back. A. Adams. Proc. Zool. Soc, 1851. Hab. Several of the Philippine Islands. This is the largest of the species and of exquisite sculpture. Species 2. (Mus. Brit.) liiMiiLA Cu.MiNGii. Rim. testa parvd, fulvd, ovaid, costis radiantibus rotiindis concentric!: rugatis et liris concentricis cancellatd; dorso elevato ; apice acuti' recurvo. ('i'MINg's KiMULA. Shell small, fulvous, ovate, cancel- lated with rounded concentrically wrinkled ribs and concentric ridges ; back elevated ; apex sharply recurved. A. Adams. Proc. Zool. Soc, 1851. Rimula echinata, Gould. Ilab. Kastern Seas. Species 3. (Mus. Brit.) Rimula propinqua. Rim. testd parvd, alba, viinule cancellatd ; costellis radiantibus prominentionbiif , duabus versils marginem anticum convergcntibus : dorso elevato ; apice acuto, recurvo. The neighbouring Rimula. Shell small, white, minutely cancellated; radiating ribs more pro- minent ; two converging towards the anterior margin ; back elevated ; apex acute, recurved. A. Adams. Proc. Zool. Soc, 1851. Ilab. Calapau, Philippines. Species 4. (Mus. Brit.) Ki.MULA carinata. Rim. testd parvd, alba, costellis tenuibus, confertis radiatd, interstitiis minutissime foveolatis ; apice valde recurvio, planulatim rarinato. The keeled Rimula. Shell small, white, rayed with December, 1873. EIMULA.— Plate I. thin, close ribs, with interstices very minutely fitted ; apex strongly recurved, flatly keeled. A. Adams. Proc. Zool. Soc, 1851. Hah. Misamis, Isl. Mindinao, Philippines. A curious characteristic of this little shell is a sort of flattened keel extending from the coiled apex to the fissure. Mr. Adams describes this as being formed by the convergence of several apical rays. Species 5. (Mus. Brit.) RiMDLA Mazatlanica. Rim. testa minutd, pallidc fulvd, deprcssd, oblongd, costis crassis, subimbricatis, t-nb- distantibus radiatd. The Mazatlan Kimdla. Shell minute, pale fulvous, depressed, oblong, rayed with thick, subimbri- cated, rather distant ribs. Caiu'ENTEr (P. P.) Shells of Mazatlan. Ilab. Mazatlan. MONO(iRAPH OF TIIF, (tENUS CARD! L I A ■ Vull Nature swanus with life : One wondrous mass. Of animals or atoms orEjanized." — 'rinnttsuii. CwdiJia B 1. i 'J J, 1^ C A K D I L I A. Plate L Genus CARDILIA. Duhayes. Tisiii biralris. aquiealcis, iiiO'juilaieralif, uwtbonibus productis, injlatii. gptralibus. Cardo teniiis. dente cardi'nali minimo, fovtolA post dentem etiam minimd. Infra umbonfm processus eochlcortjaraus ligamenbim continens. Impressionis musculares dualnis. pC'Stica in laminem septiuirirtem projicta, antica ScViilunan's. Shell bivalve, equivalve, iEequilateiaL with produced, inflated, spiral unibones. Hinge thin, with a very smaU cardinal tooth and a very small fossene be- hind the tooth. Below the umbones is a sfKXjn- shaped projection containing the ligament. Mus- cular impressions two, the posterior one projected ia a septiiorm lamina, the anterior semilunar. The liMmentJierous pit on a spoon-shaped process in the hinge seems to remove this little genus ot shells from the neighbourhood of the family of CAEr)LiCi.£:, in which it has been placed. The posterior muscle mark being projected into a sort of shelf or septum is ana- logous to that of CucuUaa. As forming a genus, the Cardilix. of which only three species are known. -:and alone. They are irom China aud the Philippines. Species 1. (Mus. Brit.) Caedilia SEsnsrLCATA. Car. tcstd crass>j. subovata, alia, antice leevi. pcstice prope marginem dtcussaid, iudi usqui ad medium raJi'atim inter liras raiidas prc- jundi sulcata : margine pcstico-vtntrali acMi dfn- taio: umbonihus prominentiius, lateraHbus. spi- raliter incurris. The half-suijCated Caedelia. Shell thick, sub-ovate. white, smooth in iron:, decusated near the margin posteriorly, iLence to the middle radiately deeply suicated between strong ridges : posterior- ventral margin sharply toothed; umbones prominent, lateral, spirally incurved. L.ucAf:cK. £J. Dcshai/cs. Hah. China. The ribs in this species are distinct and srrons. Species 2. (Mus. Brit.) Caediua n.-EEi!is. Car. testa guhquadnttd, tenvi. aibd. anticd l ienmssmi radiatim striata; vmbinibus parnOseulis, terminal ibus ; margine pos- tico-vintrali ienuiter serrato. Tex csAF.iiED Caedilia. Shell subquadrate. thin, white. .smooth in front, posteriorly very nnelv radiaielv striated : umbones rather small, terminal ; pos- terior-ventral margin finely irriaied. Deshatls. Ed. LamarcL: Eat'. Philippines. More square in form snJ having the umbones less prominent than the typical species. Species 3. (Fig. a, h. c. Mus. Brit.) Caedilia Map.tixii. Car. tistd perpendiculariter cb- lon-ja. gub-jratd. alb-i. dntici el medio lavigatd, pjitice subangnlaid. g>dcatd ; margine pcetico- vcntraii dentato ; wriMnibus produeiis, talide cwn's. Mabtixi's Caedilia. SheU perpendicularly oblong, rather ovate, white, smooth in the front and middle, rather angular and sulcated : posterior- ventral margin toothed ; umbones produced, much curved. DiiSATx;. Ed. .' Lavtorcl. Hah. China. December. 1873. MONOGRAPH OF THE GENUS CRANOPSIS AND ZEIDORA, ' He [irayeth best, who loveth boat All things both great and small." — Culeridiji- f'rajicpsfs.Pl.l § uidcra C 1{ A N () PS 1 S AND / !-: 1 1) 0 H A. Genus CI;ANI)1>SIS, .1. A,lam<. Testa capiilifoi-mis, f.rtus canceUata ; apicc recvrrn, i tegro ; fissura in medio posita, inter apicum marginem anticum, fornice interno etrevato. Shell cap-shaped, cancellated outside ; apex recurve entire ; fissure placed mid\7ay between the ap and the anterior margin, internal vault arched. The only two sj)ecies known of this genus are fr< Japan. The position of the foramen is the same as the preceding genus, Rimiiia .- but, unlike that genus, has the internal vaulted septum of Cemoria. "P" 'titil, postiix tainiiid septifonni. tr Species 1. (Fig. a, 4, Mus. Brit.) CuANOrsis I'li.EOLUS. Cra. testd pileiformi, co.'itellis radiuntibiis crciiuliitis ; apicc postice valde inmr- vato ; Jifsura antiee acuta ; margine postice rejlexu ; dorsu plamilatim qtiasi-carinato. The c.\p-sh.\ped Chanopsis. Shell cap shaped, with creuulated radiating riblets; apex much incurved jiosteriorly ; fissure anteriorly sharp ; margin ])os- tcriorly reflected ; back with a kind of flattened keel. A. Akams. Sowerby's Thesaurus. Fissundlida', ('ra- niipsis, sp. 1 , fig. 1, '1. Hah. Mino-Sinia, .hipan. Tlie apex of this shell is coiled and extends pos- teriorly a little beyond the margin. Species 2. (Fig. a, h, l\Ius. 15rit.) Cranopsis telex. Cra. testa coniea, aruminal,). ros- tellis radiantihis et liris mimilis roncenlricis caii- cellatd ; apice actiminato, recurvo, dorso dutice posticiqiie declivi. The helmet-shaped Chanopsis. Shell conical, acumi- nated, cimcellated with radiating riblets and minute concentric ridges ; apex acuminated, re- curved, back sloped anteriorly and posteriorly. A. Adams. Annals and Magazine of Natural History for 1860. Hab. Mino-Sima, Japan. Genus ZEIDORA, .1 . Adams. Testa patellifonnis, ohlonga, depressa, extiis canccllata ; apice post-marginali ; margine antico Jtssurato .■ Decei mhtrignnd dieiso. Shell patelliform, oblong, depressed, cancellated on th outside ; apex post-marginal, anterior margii fissured; aperture ovate, posteriorly divided by; septifonu, transverse, somewhat trigonal lamina. e comparatively lame of Arthur The Zeidorce, like the Cranopsid(^, a recent discoveries associated with the Adams and with the shore.s of Japan. Having a septiform plate, like that of Grepidula in form, but perhaps more analogous to the small vaulted lamina under the foramen in Cemoria, and yet having the marginal slit of Eiii.ar- ginula, this curious little genus affords an interesting example of the ever-varying forms of Nature. ,v.s pni. emtlatd Species 1. (Fig. <7, h, Mus. Brit.) Zeidoua inrnri-r.ArA. X:i.ti.-1ii oh/inigd, dor.s(. liiiei.-! ckrati.-< radiai,til)ii.< ct ///v'.s- coiiceiil, fheiTime decussatd ; apcrturd margine <■ Jl.2. Hab. Bay of Caraccas. Resembhng Murex Haustellinn in form. 'iypius PI n. docks Di!(A Soa.lmp, T Y P II I S. Platk 11. Spucies 5. (I'^ig- ", /', c, Mus. Brit.) Typhis Sowkhbti. Ti/p. tfst'l subtiirhiiKild, alh'tM, vcl fused; spird elevatd ; anfractilnts iiijhinttenuatis ; vai-icibus extantilms, la/jiieatis, r.r/i'ni.'ii.<, snpcnie uncinatis, tubis intenncdiis tiltimis , l(iii,jnti.<, siibre- curvis, adcanalem truncalis ; caiin/i (unjuMc. n trorso. Sowerbt's Typhis. Shell subturbiiuiteJ, whitish, or brown ; spire clevattid ; whorls rather att(>iiuated below ; varices projectiug, lluted, expanded, hooked above; tubes intermediate, the last elongated, rather recurved, truncated at the canal ; canal narrow, recurved. Brodkp.ip. Proc. Zool. Soc, 18.'!2. Hab. Mediterranean. Tyi Species G. (Pig. a, b, JIus. Brit.) MiTESS. Ti/p. te.idd ; au- frartibus rotundis ; varicibus angustis, taqueatis, infrd jnniiatis, suprcb vniplicatis, arcuatim expansis, ad terminum valde imcinnatis, acu- miniitis : tubis intcrmnliis. rerurvis ; spird elevatd. Belcher's Typhis. Shell fusiform, whitish ; whorls rounded ; varices narrow, fluted, pinnated below, uniplicated above, with a curved expansion : much booked and sharpened at the end ; tubes intermediate, recurved ; spire elevated. Broherip. Proc. Zool. Soc, 18o2. Ilab. Cape Blanco. February. 187 ♦ Typhis PI III. 'AncflnLBrooksDayiSjii Imj; T Y P II I S. ''' Species 10. (Mus. Brit.) Typhis arcuatus. Typ. testa brevi, ovatd, fused vel fulvidd ; varkibtis wcuatis, tumidis, ad tubas pre- cedentes in uno junctis ; spird elevatd ; canali latiuscuto, ad tei-minum attemtato, recurvo. The arched Ttphis. Shell short, ovate, brown or slightly fulvous ; varices arched, tumid, joined in one to the preceding tubes ; spire elevated ; canal rather broad, attenuated towards the end, recurved. Hinds. Voyage of the Sulphur, Mollusca, p. 10, PI. 111., f. 5, G. Typhis Japoniciu% A. Adams. Hab. Cape of Good Hope— Japan. In this species the duplication of the tube is less conspicuous than in Ti/pliis diiplicatus. Species 11. (Mus. Angas). Typhis Clep.ii. Ttp. testa fusiformi, pallidi fnlvA, fusco obscure fasciald ; anfractibus supernc ro- tuiidis, injrd attenuatis ; varicibus digitatis, digitis uncinnatis ; tubis intermediis, distinctis ; canali cbmijafo, reeiirvo. Clery'-s Typhis. Shell fusiform, pale fulvous, obscurely banded with brown ; whorls rounded above, at- tenuated below ; varices fingered, fingers uncin- nated ; tubes intermediate, distinct ; canal elon- gated, recurved. Petit. Revue Zoologiquc, 1.S4G. Hab. New Zealand. Species 12. (Fig. a, b, Mus. Nobis.) Typhis expansus. Ti/p. testa lata, pallide Julvd, sub- turbinatd; anfractibus supernl: angulaiis, suprd angulum planulatis ; varicibus angulatis, supeiiu in spinam acuminatam elcvatis, ultimo lute expanso, superne nnipliralo, retrorsim arcuato, ad marginem acute laqueato ; canali lata, breviusculo ; ttibis prope varices precedentes locatis, retrorsim curvis. The expanded Typhis. Shell broad, pale fulvous, somewhat turbinated ; whorls angular above, flattened above the angle ; varices angular, raised above in an acuminated spine, the last broadly expanded, with a single fold above, arched back- wards, sharply fluted at the edge; canal broad, rather short ; tubes placed near the preceding varices, curved backwards. SowKUBY (Junr.) 1874. Hab. ? "^ Species 13. (.\lus. Brit.) Typhis (iCAi>i:ATUs. Typ. testd subquadratd, solidd, inter varices fulvis, fusco strigatis ; a?ifraclibus pyriformibus ; tvhis intermediis, breviitsculis ; varicibus crassis, albis, pallide strigatis, medio fim- briatis, supra uncinnatis ; canali lato, prope ter- minum angusto, oblique j-etrorso. The square Typhis. Shell subquadrate, solid, fulvous between the varices, striped with brown ; whorls ])yriform ; tubes intermediate, rather short ; varices thick, white, with pale stripes, fringed in tlie middle, hooked above ; canal broad, narrow near the end, turned obliquely backwards. IIiXDS. Voyage of the Sulphur, Mollasca, p. 10, PI. III., IV., figs. .5, G. Hub. Gulf of Nicoya, B.ay of Guayaquil. Species 14. (Mus. Angas.) Typhis Yatesii. Typ. testa fusiformi, brevi, pallid^ rosed ; anfractibus jjyriforniibus ; varicibus pinna- tis, medio leviter laqueatis, infrd unilobatis, supra elevatis, acute uncinnatis ; tubis intermediis, brevius- culis, distinctis ; canali brevi, lato. February, 1874. TYPHIS.— Plate III. Yatks's Typhis. Shell fusiform, short, pale rose; whorls pyriform ; varices pinnated, slightly fluted in the middle, with a single lobe below, elevated above, sharply uncinnated ; tubes intermediate, rather .short, distinct ; canal short, broad. Anoas. Proc. Zool. Soc. Hah. Australia. Species 15. (Mus. Brit.) Typhis Montfortii. Tjip. testd fusiformi, pavvd, pal- lide 1-osea : anfrartihus pyriformibus ; xpird de- vatd ; varicibus laminatis, e.ctantibus, medio angu- lalim pUcatis, supt-rne acute uncinnatis ; tnbis prope varices precedentes heads, vltimis elongatis ; canali nngustiusculo, subrecvrvo. Montfort's Typhis. Shell fusiform, small, pale rose ; whorls pyriform ; spire elevated ; varices lami- nated, outstanding, angularly plaited iu the middle, sharply hooked above : tubes placed near the preceding varices, the last elongated : canal rather narrow, slightly recurved. A. Adams. Ann. and Mag. of Nat. Hist. Hah. Japan. MONOGRAPH OF TllK (iENUS 1> L E U R 0 T 0 M A R 1 A, ■■ From some green Eden ..f the deep. Where Pleasure's aigli alone is lieanl."—Cri /,(/-(«'(/. PlruroUmana ,p] I VmcCTl,Rrook;5,9- iSim Imli. P L E U R 0 T 0 M ARIA. Genus PLEUROTOMARIA, De/rancc. Tt: Fi.scilER. Jiiurnal de Conchyliologie, 18G1. Hob. Marie-Galante. Species 2. (Fig. a, h, Mus. De Burgh.) Pi,i:uR0T0MAiaA Qdovana. I'k. testd trochifurmi, can- cellatd, imperforatd, corneo-piirpurasccnti , inandis .ivbf/undratiii pictd ; npird moderate cleraUi ; an- fractibus novem, sidirolundis ; cicatrice spiraii pro - ftuuld, vlish-fleshy, painted with scjuare patches ; spire moderately raised ; whorls nine, rather rounded ; spiral cicatrix deep, strongly striated, placed about the middle ; fissure elon- gated. Fischer anh Beunarik. Journal de Conchyliologie, \K)'), p. IG;'). Ilab. ? This species has no umbilicus, its whorls are fewer than in the preceding species, and the cicatrix is in the centre of the whorls, instead of being at the upper part near the angle. February, 1874. MONOGRAPH OF TUK CiKNL'S G A L E 0 M M A, ■ All which are made with wondrous wise respect. And all with admirable heauty deekt."— .SV''««" Gak'omituj PI I. gSl ^ G A L E 0 M M A. Plate I. Genus GALEO.MMA, Turion. Testa (F(]tiiralris, suhaquilateralis, transverse ovata, (Hvai-icatirn grauoso-striata, ad mnrgincm veiitralein late ht'ans. Fossiila cartHaijiniftva iiij'rd vmhones parva. Impressioiies musculares ihia; rotund/', fiiijirc.^'sio pallii simplex. Shell cquivalve, sub(>(iuilator;il, transversely ovate, diver;z:i-'ntly granosely striated, widely gaping at the ventral margin. Cartilaginous pit under tlie miiboes small. Muscular im])re.ssions two, rounded. Impression of the mantle pimple. Comparing this genus with Sriiuillu, we lind that it diflcrs in liaving uo hinge-teeth, in having a sculptured suri'ace, and always a very wide hiatu.s at the ventral margin. The type species, Galeonana Turttmi, is found in the Chamiel Islands, as well as on some southern shores of Great Britain ; another species is Australian, and all the rest were collected by Mr. Cuming, in the Philippine Islands. The animal attaching itself to rocks by a bysus lies with its valves spread open and their dorsal edge uppermost. Species 1. (Fig. a, b, c, Mus. Nobis.) Galeom.m.\ Tuijtoni. GaL testa alM, elonfjata, vtrin- qve actimtiiatd; conspioie striis elcvatis, granosis, irrei/iilariter diverijentihas sciilptd ; valvis in medio pLniinque contractis, late hiantibus. TuiiTox's Galeomma. Shell white, elongated, acu- minated at both ends ; conspicuously sculptured with raised granose, irregularly divergent stria; ; valves generally contracted in the middle, broadly gaping. SowERBY. Genera of Shells. Hab. Guernsey ; lOxmouth. The slight central contraction in the valves seen in some specimens, is not visible in all. Species 2. (Mus. Brit.) rAUCISTKIATA. Gol. tCstU puUid'c flllc enviter striata, medio rontrcuid; ten later Hi,) loun nlbus oi niiistiori latere posticci inagis injlulo. The ke\v-.stuiati;i) Gai.eu.mma. Shell pale fulvous, finely striated, contracted in the middle ; ends obtuse; anterior side a littlQ longer, narrower; posterior side more inllated. Desiiayes. Proc. Zool. Soc, 185 J, p. 170. Ilab. Isl. Samar, Philippines. The sculpture is so fine tliat it only appeal's in parts unless closely examined. very tinel\ Species 3. (Mus. Brit.) Galeomma anci'sta. Gal. tesla alhida, striata ; elongatd, emgustd, termiinhiis . margiiie venirali rectiuseulo. The NAunow Galeomma. Shell whitish, striated ; elongated, narrow, ends rathi ventral margin rather straight. Dksiiayes. Proc. Zool. Soc, 1855, p. 170. Ilab. Isl. Bohol, Philippines. Species 4. (Mus. Brit.) Galeomma foilmosa. Gal. testd aurantid, ehmgatd, utrinqne acuminata, ienuiter striatd, pauli} ante me- dium contraetd ; latere postico longiori viagis inJlato_ The beautiful Galeomma. Shell orange, elongated, acuminated at each end, finely striated, contracted a little before the middle ; posterior side a little longer and more inllated. Desiiayes. Proc. Zool. Soc, 1855, p. 170. Hab. Aiistralia. The form of this species resembles that of the typical one. The colour of the finer stria disliiitiuishes it. February, 1874. GALEOMMA.— Plate 1. Species 5. (Mus. Brit.) Galeomma chloroleuca. Gal. testa elongatd, tenuis- sime striata, pallide auranlia, medio conlractd ; terminihus ohtusis, hiatu angustiusculo. Thr okange-white Galeomma. Shell elongated, very finely striated, pale orange, contracted in the middle ; ends obtuse, hiatus rather narrow. Deshates. Proc. Zool. Soc, 1855, p. 170. Ilab. Isl. Samar, Philippines. This shell very nearly resembles Scintilla ambigua in general appearance, but on close inspection it is found to be striated, and therefore a Galeomma. Species 6. (Fig. a, h, Mus. Brit.) Galeomma inflata. Gal. testd hreviusculd, pallide fulvd, tenuiter granoso- striata, medio coarctatd ; valvis arcuatis, ad marginem ventralem latissime hiantibus. The inflated Galeomma. Shell rather short, pale fulvous, finely granosely striated, contracted in the middle; valves arched, very widely gaping at the ventral margin. Dr.snAYES. Proc. Zool. Soc, 1855, p. 170. Species 7. (Mus. Brit.) Galeomma argentea. Gal. tcsid parvd, ohhngd, fere alhd, tenuiter striata, nd terminos siibtruncatd ; intiis argentea; valvis arcuatis. The silvery Galeomma. Shell small, oblong, almost white, finely striated, rather truncated at the end ; silvery within ; valves arched. Deshayes. Proc. Zool. Soc, 1855, p. 109. Hab. Isl. Samar, Philippines. This species is more finely striated and more trun- cated at each end than Galeomma Tnrtoni. It has a peculiar silvery lustre inside. Species 8. (Mus. Brit.) Galeomma indecora. Gal. testd pallide fulvd, oblongd, tenuissime striatd ; latere antico breviuscvlo, obtus'e truncato, paulo contracto ; latere postico oblique infiato. The plain Galeomma. Shell pale fulvous, oblong, very finely striated ; anterior side rather short, obtusely truncated, a little contracted ; posterior side ob- liquely inflated. DEsn.A.TES. Proc. Zool. Soc, 1855, p. 1G9. Ilab. Isl. Masbate, Philippines. But for the very fine stria that may be seen in parts of this shell, it would seem to belong rather to Scintilla than to this genus. Species 9. (Fig. a, b, Mus. Brit.) Galeojima MACR0CHIS.MA. Gal. testd brevi, pallide fulvd, conspicue granoso-striatd ; latere antico subacuminato ; latere postico obtuso ; valvis medio coarctatis, arcuatis, latissime hiantibus. The wide-gaping Galeomma. Shell short, pale fulvous, conspicuously granosely striated ; anterior side rather acuminated ; posterior side obtuse ; valves contracted in the middle, arched, very widely gaping. Deshayes. Proc. Zool. Soc, 1855, p. 171. Hab. Isl. Masbate, Philippines. MONOGRAPH OF THE GENUS SCINTILLA, " Look on the frauit' Of tliis wide universe, and therein reuil The emlless kind of creiitures, which by name Thou canst not count, much less then- nature's aiine."^ .S'/" ScLiUiUa II. !. AftncttuiBTcidis 11^ h. 5an Imp SCINTILLA. Genus SCINTILLA, J)cs/,„i/,s. Moltuscum acepludum, l/iinusctilogtim. Tis. Nobis.) Scintilla semiclai:.sa. Sci. tistd vivid<- aurantia, \ breviter ohlongii, tuiitkln, ntrinqu!' pnulo hianti, [ medio datud; latere postico htajtisculu, ad tcnninum ' ot/lii/ne truiicato ; ynaiginibns dorsali. ct ventrali \ rectius(yulin. j The halk-closki) Scintilla. Shell bright orange, shortly obloiijr, tumid. ;i little gaping at both ends, closed in the middle; posterior side a little i the larger, truncated obliijuely at the end : dorsal j and ventral margins rather straiglit. j ScWEiiBY. Proc. Zool. Soc, IfsTO. 1 Hnb. Borneo. [ This is one of the prettiest of the species, from it? bright orange colour and liLrht toxlnre. The i;ose SnixTiLLA. Shell rose-coloured, polished, closed ; anterior side short, sloped, rather coni- pres.sed ; posterior side inflated, oblique. Desuayes. Proc. Zool. Soc., IS.').'!, p. 17". Ilab. Isl. Luzon, Philippines. Species 10. (Mus. Brit.) Scintilla pallidula. Sci. testa pallida /uU-d. elongatu, a/mprcsiii ; margiiw vtntrali vix hianti. latere antico breriuxcuh. teriiiinibu,i suli-ohliquis. The pale Scintilla. Shell jialc fulvous, elongated, compressed : ventral margin scarcely gaping, an- terior side rather short, ends rather oblique. Deshates. Proc. Zool. Soc, IS.'u'), p. 17(1. Hab. Isl. Zebu, Philippines. This species resembles Scintilla aurantia in general appearance, but it is nearly or wholly closed at the L'ies 11. (Mus. Brit.) SciNTLLA hosea. ScL tef:tii rosed, politi), clausd ; latere antico breri, deelivi, subcompresso ; latere postico injlato, vbliquo. Species 12. (Mus. Brit.) Scintilla H.^nlevi. Sci. testd lata, compressd, palli- di^iimi; J'ltlvd, Ii/jalind ; latere postico subrotundo, latere antico breviori, lati; siibtiiincato, maryinibus dorsali et terminalibus liiantibus. Hanley'.s Sci^^tili.a. Shell broad, compressed, vei-y p.'ile fidvoiis, glassy ; posterior side riitlier round, anterior side rather sliort, broadly sub- truncated, dors.-d and terminal margins gaping. SowEP.nv. Tliesaurus Conchyliorura, Scintilla, Sp. 'i^, Hab. Singapore. The valves iust touch at the umbouea and ventral S[.ecies 13. (Mus. Brit.) Scintilla Stkangei. Sci. testa ohlongd, albd, clausd, anticii Irrcviori, subtruncatd, postict!- mar/is rotundatd . marginibus ventrali ct dorsali rectiusculis. STR.\NaE',s Scintilla. Shell oblong, white, closed, shorter in front, subtruncated, posteriorly more rounded; ventral and dorsal margins rather straiglit. Deshayes. Proc. Zool. Soc, 1,SJ5. p. 181. Hab. Moreton Bav. Species 1-1. Timoi:en-sis. ])ressd, February, 1874. (Mus. Brit.) Sci. testd aiirnniid, c marijine dorsali ad la SCINTILLA.— Plate II. pauld hianti : margine ventral! clauso, convexi- ,)scuh. The Timor Scintilla. Shell orange, compressed, subquadrate ; dorsal margin a little gaping at the sides ; ventral margin closed, a little convex, Deshayes. Proc. Zool. Soc, 1S55, p. 174. ffnh. Timor. One of the broad scali-like species, which nearly all have the ventral margins closed. Species 15. (Mus. Brit.) ' Scintilla Cdvieri. Sci. testd aurantid, suhcircu- lari, compressd ; margine dorsali utrinque hianti; latfre postico rotundo ; latere antico abliqve suh- tnincato. Cuvikr'.s Scintill.\. Shell orange, rather circular, compressed ; dorsal margin gaping at both ends ; ]iosterior side rounded : anterior side obliquely subtruncated. Dkshaves. Proc. Zool. Soc, 1855, p. 174. Hah. Isl. Bohol, Philippines. Differing from the preceding species in its more rounded form. Species 16. (Mus. Brit.) SciNTii.iLA OwENli. Sci. testA pallide fulva, dausd, olilongd, fasciis opacis concentricis variatd ; latere iintico hrevi, tnincato. Owen's Scintilla. Shell pale fulvous, closed, oblong, varied with opaque concentric liands ; anterior side short, truncated. Deshayes. Proc. Zool. Soc, 1855, p. 170. Hab. Isl. Zebu, Philippines. More straightly oblong and truncated than Scintilla Borneensis. ^lecies 17. (Mus. Brit.) Scintilla pcdica. Sci. testd oblongo-suhovatd, rosed latere antico hrevi, truncato ; margine ventral; pauld hianti, rectiiXsculo ; latere postico-dorsah leviter declivi. The blushing Scintilla. Shell oblong-subovate, rose- coloured ; anterior side short, truncated ; ventral margin a little gaping, rather straight; postern- dorsal side slightly sloped. Deshayes. Proc. Zool. Soc, 1855, p. 178. Hah. Isl. Zebu, Philippines. Species 18. (Mus. Nobis.) Scintilla Forbesii. Sci. testd ftilvo-lutescenti, oblongd, suhovatd, tumidiusculA ; latere antico breviusculo, suhtruncato ; margine ventrali pauld hianti. FoRBEs's Scintilla. Shell yellowish buff, oblong, sub- ovate, rather tumid ; anterior side rather short, subtruncated ; ventral margin a little gaping. Deshayes. Proc Zool. Soc, 1855, p. 170. Hab. Singapore. More equally tumid and more oval than the Bornean species Scintilla aurantiaca. Scinlillfi H 111 SCINTILLA. Species 19. (Fig. a, b, c, d, Mus. Nobis.) Scintilla amuioua. Sci. testd pallkU miranti'i stu alba, te.nui, oblongd, minutissinie punctulafd, siih- diaphani'i, suhinjlatd ; latere postico long'wri, ad Urminum siibdeciivi, props marginam vcntralcm siibacuminato ; latere antko siibtnincato, medio patili) contraeln ; manjinc ventralt plus miniisve hianti. The amiuguocs Scintilla. Shell pale oraiigi; or white, thin, oblong, very minutely piinctured, subiliaphanous, subinflated ; posterior side rather the longer, rather sloped at the end, slightly acuminated near the ventral margin ; anterior side a little truncated, middle a little contracted ; ventral margin more or less gaping. Deshayks. ? Scintilla aurantlaca, Sowerby's Thesaurus as of Deshayes. Species l'(». (Mus. Nobis.) Scintilla Mauhitiana. Sci. testd elumjatd, viridi- auraiitid, moderate injlatd ; mar/jine ventrali late hianti, margine dorsali recliasculd, terminibtis sub- obli(jue breviter tnaicatis. The Macritu's Scintilla. Shell elongated, bright orange, moderately inllated ; ventral margin widely gaping, dorsal margin rather straight, ends rather obliquely shortly truncated. Deshates. Edition of Lamarck's Anim. s. Vert. Hab. The jMauritius. — Isl. Bourbon. We tliink that the shell .figured in Sowerby's Thesaurus for this species is only an elongated variety of Scintilla amhigna. Species 21. (Mus. Nobis.) Scintilla APEin-A. Sci. testd vinde auraiitid, hreriler ohhmgd, ulriiajue sultru/icatd, concent/ ice svb- i-ugatd, suhrquilalerali ; ralndis medio nrcuatis : ■undionihus tinniills : margine rentnill latissimi' hianti. The open Scintilla. Shell bright orange, shortiy- olilong, rather truncated on each side, concentri- cally slightly ivrinkled, subequilateral ; valves arched in the middle ; umbones tumid ; ventral margin very widely gaping. llab. The Jlauritius. Much shorter and more truncated than Scintilia aurantiaca, with tlie valves remarkably arched, and a very wide hiatus in the ventral margin. Species 22. (Mus. Brit.) Scintilla Bouneensis. Sci. testd albidd, concentrice suhstriatd, fere clausd, suUnJlatd ; latere antico breui, angustiori, oblique subtruncato : medio subcontracto. The Boi:ne.vn Scintilla. Shell whitish, concentrically substriated, nearly closed, rather inllated ; anterior side short, narrower, obliquely subtruucated ; slightly contracted in the middle. Deshayes. ? Ilab. Borneo. More inequivalve and oblique than Scintilla ambigua, and scarcely if at all gaping. Species 29. (i\Ius. Brit.) Scintilla Uecluziana. Sci. testd ro.'^eo-purpurascenti, teiiuissinid, oblongd, clausd, medio subcontracto; latire antico truncato. Eeclcz's Scintilla. Shell rose-purplish, very thin, oblong, closed, .slightly contracted in the middle ; anterior side truncated. Deshayes. Proc. Zool. Soc, 1(5J5, p. 178. Hub. North Australia. February, 1.S7-L SCINTILLA.— Plate IU. Species 24. (Miis. Brit. ?) bClNTILLA FLAVIDA. trgta tenm. pallidissime fulvd, cnmpressd, ad marginem dorsa- lem utrinque paulo aperU'i ; altibidine. longiUulinem fere mquanti. The yellowish Scintilla. Shell thin, subqiiadrate, very pale fulvous, compressed, a little open at the dorsal margin on both sides; height nearly equalling the length. Deshave.s. Proc. Zool. Soc, 1855, p. 175. Hah. Philippines. Species 25. (Mus. Nobis.) Scintilla Adamsi. Sci. testa paiiide JulvA, oblongd, clausd, iiuBquilalerali, vtoderate iiifiatd ; latere antico brevi, angusto, Iruncato ; margine veiitrali rectiusculo. Adams's Scintilla. Shell pale fulvous, oblong, closed, inequilateral, moderately inliated ; anterior side short, narrow, truncated ; ventral margin rather straight. Deshates. Proc. Zool. Soc, 1855, p. 179. Hab. U. Bohol. Philijipines. ScMiUaPiN. '•>: m ^ "Viiicerit. BiooksBay A Sot hup S C I i\ T I L L A. Siiecies 20. (Fig. a, I. Mus. Scintilla spli-ndida. Sd. testa lacted, poUtk tenia', oblongd, compressa, valde iiHequilaterc latere antico brevi,tnincato ; latere poftico trvnc marijine ventrali recto, moderate liiaiiti. Thl si'LKNDiD Scintilla. Shell milky-white, brig polished, thin, oblong, compressed, very ine lateral ; anterior side short, truncated ; postt side truncated; ventral margin moderately gaj Dbsiiayes. .' Hab. ? Plate IV. the middle, gaping at each end ; i rather .'Straight. ■all .■ eato: SowKUBY. Proc Zool. Soc, 1870. Ilah. Borneo. ?htly ■qui- Species 2'.t. (Mus. Brit. ) This shell is doei iti/la Layardi, 111!'' in front. species (Mus. Nobis.) Scintilla i.nceuta. Sci. lestd alba, clnusA, solidd. luniidd, striis transverisis lo>i)/!tudiiialt'bu: brevi : margine dorsali utrinque dedivi. The SLOPED Scintilla. Shell semipellucid, .small, pale fidvous, brown within, closed, very inequilateral ; anterior side short ; dorsal margin sloped at eacli side. SowERBY. Thesiiurus Conchyliorum, Scintilla, sp. 31, fig. 30. Ilab. ? This little species is very oblique, and being half transparent, shows through to the outer surface the slight purplish colour of the inside. ScinULla Fl.V. "s^^ ^ V "^ •fc:ajl.aiotisI%S.;m.Ii SCINTILLA. Species .10. (Mus. ?) Scintilla lactka. Set. teM ohlonijd, oblirpiu, a/bu, incequilaUrali, semipelhicida, clausa ; laCirc uiitico brevi, subtrunvato ; margine dorsati utriiique dccliri^- latere postico subobliijuo ; manjine. vcntrali cun- ve.ri sculo. TilE .MILK-WHITE SCINTILLA. Shell oV)lollg, obliqUf, white, ineiiuiluterai, seiuijH'Ilucid, closed ; anterior side sliort, subtruncated ; dorsal luargiu sloped on both sides, posterior side rather oblique ; ventral margin rather convex. S(>wi.ui;v. I'roc. Zool. Soc, IKC"). //„/,. ? More oblong and less sloped than Sri7itilla dedivis. Species :M . (Fig. a. b.) Scintilla anomala. S<-i. tesUt albA, pclhivid,}, compressu, subquiidrald ; mai-giaibii^dorsalibi(S! iitrinquc paulo Inanlibiis. The anomalou.s Scintilla Shell wliite, pelhu-id. com- pressed, subqiiadrate ; with dor.sal margins a little gaping at both ends. Deshayes. Proc. Zool. Soe., 185 J, ji. LSI. Ilab. Isl. Samar, Philippines. Ml iinbling tin Species 38. (Fig. a, b, Mus. Brit.) Scintilla hydatina. Sci. testa comeA, peUucidd, com- pressii, subquadrata ; marginibus terminalibus ■^ utrinqiie hiantibus ; umboidbu!; siibcentndibus ; margine ventrali rectiusculo. The ti;ansp.U{ENt Scintilla. Shell pellucid, com- pressed, subquadrate ; terminal margins gaping on both sides ; umbones subceutral ; ventral margin rather straight. Deshaye.s. Proc. Zool. Soc, 1855, p. 177. Hab. Isl. Bohol, Philippines. Species 39. (Fig. a, b, Mus. Nobis.) jtilla MEMiiUANACEA. Sci. teM tetiuissimA, coriird, peUuddd, obloiigd, nfrinqne .wblnnicatd ; iiianjinc dorsali utriiiqu,'- hlanii ; margine ventral/' rliiiifii, rectihsculo. MEMiiUANACEors SciNTiLLA. Shell Very thin, horny, pellucid, oblong, slightly truncated on eacl side ; dorsal margin gaping at both ends ; ventral margin closed, rather straight. Sow I /lab. A reniarkalily thin transparent slieii Species 40. (Mus. Brit.) Scintilla stimatina. ,s'r/. testii albd, parvdjt'imln.'iimu, pilliiddd, aiinprest'd, clnvt^d, subirqiulaterali, cim- cciUrice mgix teuuisdmit: siriatd, lateribus dcclioibua; margine dursali brevimculu ; innrgine ventrali rectluseii lo. The sti:iati;ii Sclvtilla. Shell white, small, very thin, pellucid, compressed, closed ; rather eipii- lateral, concentrically striated with very thin wrinkles; sides sloped, dorsal margin rather short ; ventral margin rather straight. Desuayes. Proc. Zool. Soc, 1855, ji. 171). Hab. Isl. Bohol, Philiniiines. Species 41. (Mils. Brit.) Scintilla opalina. Sci. testd oblique subovald, subcovi, pressd, clausd, Keniijielliiddd, alba ; marginibu. dorsal ibiis dedivibus. Tue opal Scintiluv. Shell obliciu Compressed, closed, semipellt margins sloped. Deshay£.s. Proc. Zool. Soc, 1855, p. 1 Ilab. Isl. Luzon, Philippines. More tumid than Sc, striatiua and striated. ely subovate. cid, white, , Febn SCDiTlLLA.— Plate V. Species -12. (Fig. a, b, Mus. Brit.) Sci.NTiLL.^ TUiiGiDA. Sci. testd, tcuM, alba, infiatA; latere antico brcvi, amjustiori, tmncato ; latere postico oblique inflalo, rotunda, inargine dorsali elevato; margine postico-dorsali vix ajierto ; maryinc renlrali medio iiiflato, antice coiitracto. The turgid Scintilla. Shell tliio, white, inflated : anterior side short, narrower, truncated, posterior side obliquely inflated, rounded, dorsal margin elevated ; posterior dorsal margin very little open : ventral margin inflated in the middle, contracted in front. Deshayes. Proc. Zool. Soc, 1855, p. 175. Hah. Isl. Samar, Philippines. Species 43. (Fig. a, b, Mus. Brit.) Scintilla scintillans. Sci. testd nitenti, medio sub- cwnileo, siibpellucidd, veisiis marginem fidvidd, optica, clavsd, oblongo-svbquadratd ; latere antico breviori. marginibus dor.ialibus declivihus. TuE BuiGUT Scintilla. Shell shining, subpellucid in the middle, fulvous, opa(iue towards the margin, closed, subquadrate ; anterior side shorter ; dorsal margins sloped. Desiiates. Proc. Zool. Soc, lb55, p. 175. Wxb. Isl. Bohol, Philippines. Species 44. (Mus. Brit.) Sciktilla oviii.iNA. Sci. testd, ohlongo-subquadratd, tumidissima, nitenti, clausd, partim semipeUucidd, luted; marginihus lateralibus decHvibus, margine ventrali rectiitsculo. The oval Scintilla. Shell oblong- subquadrate, rather tumid, shining, closed, partly semipellucid, yellowish ; lateral margins sloped, ventral margin rather straight. Deshates. Proc. Zool Soc, 1855. p. 171. Hub. Isl. Samar, Philippines. In structure this shell and the next are opaque and pellucid in bands. SniUUIa ri. M. '^^^ m m VmcenlBTooksDay SScm.frap SCINTILLA. Species -l.'). (Fig. a, h, Mu5. Brit.) SciXTiLi..\ SOLIDUI.A. Sri. tesld oli/oiif/o-fuliijuadratii, palliili' fulvu, soUdiusculd, tumida, clausd ; uin- bonibiis magiiis, ?iiarr/i)ie ventrali recto ; marrjinibus lateralihus obliijid; tnmcatis. The solid Scintilla. Shell oblong-subquadratc, pale fulvous, rather solid, tumid, closi'd ; umboes large, ventral margin straight : lateral margin.s obli(juely truncated. Deshayks. Proc. Zool. See., 1S5.'), p. 171. llab. Isl. Bohol, Philippines. Species A1. (Mus. Taylor.) Scintilla Pi'i;rui;ASCEXS. Set. testt'i ovafa, rompresifd, roseo-piirpiirei'i ; latere antico bnviuri. oblique trvncato ; m. ? The name Sc. rosea, given to the species inadver- tently in the Proceedings of the Zoological Society, and Sc. rosea of Deshayes, Thes. Conch, sp. 9, are quite distinct. Species 47. (Fig. a, b, Mus. Brit.) Scintilla risrii. Sci. testa parvd, avraniid, tumida, obliqiid, clausd ; latere antico angusto, subtruncato ; latere postico rald'e injlato. The pea Scintilla. Shell small, rather orange, tumid, oblique, closed; anterior side narrow, rather trimcated ; posterior side much inflated. SowERBV. Thesaurus Conchyliorum, sp. 27. Ilab. Mauritius. Species 48. (Mus. Brit.) Scintilla nYDROPiiAXA. Sci. testd semiptllueiild,] fulvd, compressd, oblongo-stdjquadratd ; id dorsali utrinquc paido aperto. The iivni'.oniAXK Scintilla. Shell semipellucii; fulvous, compressed, oblong-subquadrate ; margin a little open at each end. Deshayes. Proc. Zool. Soc, 1855, p. 178. ILib. Isl. Luzon, Philippines. Of a more obloncr form than SriiiliUa. Jiijdiaiia. Spe 49. (Mus. Brit.) Scintilla ci;oc'Ea. ^'c;'. testA .^uhquadratd, sulcomprcssd, aiirantid ; viarginihiis terminalihus obtuse truncalis : ■inargine ventrali clauso, rectiusnilo ; mai-rjini dorsali utrinque paido aperto. The y-ellow Scintilla. Shell subquadrate, subcom- pressed, orange ; terminal margins obtusely trun- cated ; ventral margin closed, rather straight ; dorsal margin a little open at botli end.s. Deshayes. Proc. Zooh Soc, 1855, p. 175. Hab. Isl. Negroes, Philippines. Species 50. (Mus. Brit.) Scintilla squama. Sci. testd compressd, lacted, semi- pellucidd, concenlrice leviter undulatini ruejatd, subrjtiadratd ; latere pustico oblique paidd producto; terminis apertis. The scale Scintilla. Shell compressed, niilk-wlnte, seniipellucid, with sliglit concentric wave-like; ridges, rather square ; posterior side a little obliquely produced ; ends open. SowERBY. Thesaurus Conchyliorum, sp. 46. Hab. Isl. Ticao, Philippines. This pretty scale-like species is easily distinguished. February, 1874. SCINTILLA.— Plate VL Species 51. (Mus. Brit.) SciXTii,i,.\ CHRTSTALLINA. Sci. tcstd ;;a?-vf2, fnlvA, pe.lhmdA, mibovato-rotundd, valde compressd ; mnr- gine dmsa/i uirinque hianti. The cni:Y,STALLiNE Scintilla. SIioll small, fulvous, pollucid, subovately rounded, very compressed ; dorsal margin gaping at both ends. Deshaves. Proc. Zool. Soc, 1855, p. 177. Hah. Isl. Mindinao, Philippines. The smallest, and one of the most hyaline of all the species. Species 52. (Fig. a, b, Mus. Brit.) ScixTiLLA pellicula. Sci . tcstd jiaiTtI, lacted, srib- rotundd, compressd, pellucidd, conccntrice iindulathn rugatA ; tei-minis apertis ; latere antico breviusculo, ■iubtnincato ; latere postico oblique paulo prodiicto. The pellicle Scintilla. Shell small, milk-white, rather round, compressed, pellucid, concentrically undulately wrinkled ; ends open ; anterior side rather short, rather truncated ; posterior side a little obliquely produced. Desh.vyks. Proc. Zool. Soc, 1855, p. 177. /fab. Isl. Rohol, Philippines. A smaller and more rounded sliell than J^ciiitilla squama, with more large and conspicuous wrinkles. Species 53. (Mus. Brit.) Scintilla vitp.^ea. Sci. testa ovato-subqvadraid,pallidi' fulvd, tenuissimd, compressd, Jasciis subopacis ; fere clausd ; terminis oblique truncatis : margine dorsali recto ; umhonibus aciitis. The glassy Scintilla. Shell ovately-subquadrate, pale fulvous, very thin, compressed, with rather ojiaque bands : almost closed ; ends obliquely truncated ; dorsal margin straight, uniboes sharp. Desiiayes. Proc. Zool. Soc, 1855, p. 177. Hah. Isl. Bureas, Philippines. Species 54. (Mus. Nobis.) Scintilla opaca. Sci. lestd subovatd, tutenti. .ftramined, ojmcd, clausd ; latere antico siibtruncato .■ margiiie ventrali rectiuscnlo. The opaque Scintilla. Shell subovato, shining, straw- coloured, opaque, closed ; anterior side rather truncated ; ventral margin rather straight. SoWEP.BY. IJab. ? Although brilliantly polished, this little opaque. shell SCINTILLA. Adamsi, Ih;s/iai/es III. ambigua, /)fsh(i>/i'.-< in. .anoinala, Dcslmyes V . aperta, ^'oH-<7% III. a\irimtia.c'd, Desliaijes Ill, liorneensiii, Desltai/es III. Candida, Deshayes 1. chrystollina, Deslitii/cs VI. crocea, Dcshni/es VI. Cumiugii, Deshayes I. Cuvieri, Deshayes 11. declivis, Soiverby ». IV. faba, Dexhayes IV. flavida, Deslinyes III. Forhesii, l)e.^l,escenti, maculis strigisque variegatd, con- centrice minute striata ; aperturd maximd, oblique obtungd. The grooved Stomatella. Shell obhquely oblong- ovate, rather thin, spirally ridged with rather scabrous ribs, reddish-grey, varied with spots and stripes, concentrically minutely striated ; aperture very large, obliquely oblong. Lamarck. Encyclopedie Methodiijue. Hab. Isl. Ticao, Isl. Samar, Philippines. Taken at low water from the coral reefs fringing the Islands. April, 187-1. STOMATELLA.— Plate II. Species 12. (Fig. o, b, c, Mus. Brit.) Stomatella notata. Sto. teshi mborbimlnri-depressA, pallide rosed, maculis purpureis distinctis, seriatim ornatA ; spiraliter eostatd, concefntricc peroblique striata ; spirit productd, acuminntd ; apcrtimj sub- orhiculari. The marked Stomatella. Shell suborbioular, de- pressed, pale pink, ornamenterl with distinct purple spots in rows ; spirally ribbed, concentrically very obliquely striated ; spire produced, acuminated : aperture suborbicular. A. Adams (Stomatia). Proc. Zool. Soc, 1850. Hab. Philippines. It may be doubtful whether the varieties (figs, b and c) really belong to this species. Siomatdla FLIU. # iF' S T 0 M A T E L L A. Plate III. Species 13. (Fig. a, b, Mus. Brit.) Stom.\tella cancellata. Sto. testa suhorbiculari, convexd, umhilicatd, suhcinered, fasciis fumoso- fuscis, irregidarihus, undatis, concentnce picta ; costellis spii-alibus obtusis, incequalibus, striisqiic concent ricis cancellatd ; spird prominent i, apice acuta ; aperturd subrotunda, margt'ne columellari pau/o rejli'xo, medio rectiiisculo ; umhilico casta spirali marginato. The cancellated Stom.\tella. Shell suborbicular, convex, umbilicatod, rather ashy, concentrically painted with irregular, undulated, smoky brown bands ; cancellated with spiral, obtuse, unequal ribs and concentric strite ; spire prominent, apex sharp ; aperture rather round, columellar margin a little reflected, rather straight in the middle ; um- bilicus bordered with a spiral rib. Krauss. Siidafrikan Mollusken. Hah. Table Bay, Cape of Good Hope. Species U. (Fig. a, b, Mus. Brit.) Stomatella An.UiiCA. Sto. testd suhorbiculari, nm- bilicatd, acuminata, albidd, flammulis vel maculis rubris picta ; spird producta ; anfraclibus costellis paucis validis, striisque interstitialibus iiratis ; regione umbilicati impresso ; labio interno rejlexo, tenui. The Auabian Stomatella. Shell suborbicular, um- bilicated, acuminated, white, painted with red flames or spots ; spire produced ; whorls ridged with few strong ribs, and interstitial stria; ; um- bilical area impressed ; inner lip reflected, thin. A. Adams. Sowerby's Thesaurus Conchyliorum, Stom. Sp. 13, figs. 27, 28. Hab. Red Sea. Species 15. (Fig. a, b, Mus. Brit.) Stosiatella splendidula. Sto. testd imperforatd, s«J- depressd, suhorbicidari, tenui, rubra, ad sutu et infra medium Jlammulis rubris subconcentricis pictd ; liris asperulatis inatqualihis et striis spira- libus oi-natd; aperturd transverse ohlongd, halio- toided. The splendid Stom.\tella. Shell imperforate, rather depressed, suborbicular, thin, red, painted at thu suture and below the middle with red subcon- centric flames ; ornamented with roughened, un- equal spiral ribs and stria; ; aperture transversely oblong, hallotis-shaped. A. Adams. Sowerby's Thesaurus Conchyliorum, Stom. Sp. 18 a, figs. 1.5, 16. Hah. ? The locality of this beautiful species is unknown. Species IG. (Mus. Brit.) Stomatella Baconl Sto. testd mborhicidari, sotidd, imperforatd, spiraliter striata, pallide fulvd, fusco fnsciatim variegatd ; spird acuminatd, anfracfibus rotundis, aperturd oblique ovatd. Bacon's Stomatella. Shell suborbicular, solid, im- perforate, spirally striated, pale fulvous, varied with brown in bands; spire acuminated, whorls rounded, aperture obliquely ovate. A. Adams. Sowerby's Thesaurus Conchyliorum, Stom. Sp. 10, figs. 25, 26. Ilab. Swan River. Species 17. (Mus. Brit.) Stomatella marcaritana. Sto. testd suhorbiculari, rvhrd, coslis suhnodosis, rotundis, incequalibus liratd, spird elevatd, acuminatd; anfracfibus ro- tundis, distinctis; aperturd subrotunda; nmbilico callo ohtecto. The MARGARITA Stomatella. Shell suborbicular, red, ridged with rather nodose, rounded, unequal ribs, spire elevated, acuminated ; whorls rounded. April, 1871 STOMATELLA.— Plate HI. distinct ; aperture nearly round ; umbilicus covered by a callus. A. Adams. Proc. Zool. Soc, 1850. Hob. Australia. The name refers to a resemblance in form between this little shell and those of the genus Margarita. Species 18. (Mus. Brit.) Stomatella tigrina. Sto. testd subtrochiformi, pcr- Joratd, alhidd, lineis i-ubris, oblique subconcentricis strigatd ; spirA conicd, anfractibus angulatis, bi- carinatis, inter carinas spiraliter striatis ; aperturd suborbiculari, labia interno rejlexo, calloso ; um- bilico distincto, partim obtecto. The little tiger Stoiiatella. Shell somewhat trochiform, perforated, whitish, striped with red, obliqiiely concentric lines ; spire conical, whorls angular, bicarinated, spirally striated between the keels ; aperture suborbicular, inner lip reflected, callous ; umbilicus distinct, partly covered. A. Adams. Proc. Zool. Soc, ISuO. Hab. ? Species 19. (Mus. Brit.) Stomatella pallida. Sto. testd suborbicvlari, albidd, lineis undulatis pallide fulvis ornatd ; spiraliter costellis inwqualibus liratd ; spird elevatd, acumi- natd, anfractibus angulatis ; labia interno calloso. The pale Stomatella. Shell suborbicular, whitish, ornamented with pale fulvous undulating lines ; spirally ridged with unequal ribs; spire elevated, acuminated, whorls angular; inner lip callous. A. Adams (Stomatia). Proc. Zool. Soc, 1850. Hab. Lord Hood's Island. A much more elevated shell than Stomatella tigrina. StoiiuUeUa Fl.fV. # ^> ^ S T 0 M A T E L L A, Fig. 8 b is a variety of StomaUUa Candida, in whicl some faint flames of colour are visible. ^liccies 20. (Mus. Brit.) St().matei,i,.\ scnTL.\. Slo. testa parv/i, depressA, halio- toidilA, palUdissimii rosed, rnbm pnnctatd, custcllis numetvsis livatd ; aperturd magna, labii iuterno alio, acuta, oblique arcuato. TiiK TP.iM Sto.m.\t£LLA. Shell small, depressed, lialiotis- shaped, very pale rose, spotted with red ; ridged with numerous ribs ; aperture large, inner lip white, sharp, obliijuely arched. H. Ad.^ms. Proc. Zool. Soc., 1872. Eab. Eed Sea. Species 21. (Mus. Brit.) Sro.M.\TELLA Biruuc.A.T.\. Sto. tcstd trocliiformi, ruhrd, bicarinatd ; spird devatd, anfractibus miffulatis ; aperturd stdiquadrald ; labia externa biungulato ; umbilico callo obtecto. The two-hidged Stomatei.i.a. Shell trochiform, red, two-keeled ; spire elevated, wliorls angular ; aperture subquadrate ; outer lip biaiigular ; umbilicus closed by a caUus. A. Ada.ms. Proc. Zool. Soc, ISJO. JIab. Australia. Although, as to the keels, this shell would appear rather to belong to the genus Stomatia, it belongs to the present genus on account of the crenulated edge of the whorls at the suture. bpecii (Mus. Brit.) Stomatf.lla ap.ticulata. iSto. tesid mborbiculari, depressd convexd, imper/aratd, tenuiiisculd, grised ; costellis spiralibus nigra artieulatis, interslitiis can- ccntrice liris elevatis ornatis : spird prominnld ; anfractibus convexis, ultima magna, ohliquo. The articulated Sto.matella. Shell suborbicul.ar, depressed, convex, imperforate, rather thin, grey ; spiral ribs articulated with black ; interstices concentrically ornamented with raised ridges ; spire prominent; whorls convex, the last large, oblique, A. Adams." Proc. Zool. Soc, 1800. llah. Australia. Differing slightly in form from Slamatella imbricata, but much more in the sculpture. The interstices of tlie articulated ribs arc in a nuinner cancellated by very fine ridges in the other direction. Species 23. (Fig. a, b, Mus. Brit.) Sto.matella oebiculata. Sto. iestd svharbiculatd, sub- depressd, subvii'idi, fusco variegatd, costellis ra- tundis iruvqualibus confertis liratd ; spird pra- nxinenti, anjractibns rotundis; apierturd subcirculari. The oheicular Stom.wella. Shell nearly round, rather depressed, greenish, variegated with brown ; ridged with rounded imequal ribs; spire promi- nent, whorls rounded ; aperture subcircular. A. Ad.ims. Proc. Zool. Soc, ISJO. Ilab. Mozambiipie. Collected by the Pvev. W. N. Ileunah, under stones at low water. Species 24. (Mus. Brit.) Stom.vtella Malukana. Sla. testa subarbiculari, in- flatd, imper/oratd, concentrici' striatd, costellis spira- libus subratundis, incBquaiibus liratd, fumaso-fuscd, strigis irregularibus variegatd ; spird p)rominuld ; aperturd subovatd. TuE Moluccas Stomatella. Shell suborbicular, inflated, imperforated, concentrically striated. April, 187-1. STOMATELLA.— Plate IV. ridged with spiral, roundish, unequal ribs; smoky brown, varied with irregular stripes ; spire rather prominent; aperture subovate. A. Adams. Proc. Zool. Soc, 1850. Hah. Moluccas. Species 25. (Fig. a, 6, Mus. Cuming.) Stomatella EiCAniNATA. Sto. testd trochifmini, per- forata, tenuiusculd, pallide fulvd, strigis irregu- laribus, suhconcentiicis, viridis pictd ; spird pro- minulil, ultimo anfractu distanter bicarinato ; apertiira suhqiiadratd ; Idbio inferno termi ; umhilico jHirvn. The Two-KEELEii Stomatella. Shell trochiform, perforated, rather thin, pule fulvous, painted with irregular partly concentric green stripes ; spire a little prominent ; last whorl distantly two-keeled ; aperture rather square ; inner lip thin ; umbilicus small. A. Adams. Sowerby's Thesaurus Conchy liorum, Sto- matella, Sp. -21, f 39, 40. Hal. Moreton Bay, Australia. Resembling the StomaticB, yet differing frc in the same way as Stomatella hiporcata. Species 2G. (Fig. a, b, Mus. Brit.) Stomatella coccinea. Sto. testa parvd, oblique sub- ovatd, Icevigatd, rubra, maculis albis seriatim in medio anfractus ultimi dispositis ornatd ; anfractu ultimo tenuiter sulcata, subangulato ; aperturd oblique lateraliter prodvcio, labia inferno albo, lato, semiperforato. The cochineal Sto.matella. Shell small, obliquely subovate, smooth, red, ornamented with a row of white spots in the middle of the last whorl ; last whorl finely sulcated, rather angular; aperture obliquely laterally produced ; inner lip white, broad, half perforated. A. Adams. Proc. Zool. Soc, 1850. Hah. St. John's. The body-whorl obscure ribs. obtusely angulated by two Siomaldla PI V Vincenl BruoksDayc^ Son.Imp STOMATELLA, Species 27. (Fig. a, h, Mas. Urit.) Stomatklla elegans. ISto. testa oblique elonffatd, nvri- fonni, suhciiiered, pwyureo-fusrescenti variegatd ,- cuslis spiralibus, tenuibus, pKr/iimu niiinilatia omatd ; aperturd elongatd, labio in!, nm /n n>hli(pui, valde arcualo ; spird parvd, anfravlilnia mlii'iuHs. The elegant Stomatella. Shell obliquely elongated, ear-sliaped, rather ashy, variegated with brownish- purple; ornamented with spiral thin ribs articu- lated with purple; aperture elongated, inner lip very oblique, niucli arched ; spire small, whorls rounded. Gi:ay. ? .M.S. in I'.ril. Mus. Ilab. ? Species 28. (Mus. Brit.) Stomatei-i.a ei.ata. Sto. testa trucliifin-mi, sub Species 3(). (Mus. Brit.) Stosiatella dilecta. Sto. testa troc/iiformi, subrosed, niarulis nibris seriatim pictd ; spird pi-ominenti . anfriirtibics s^ibrotuniiis ; idtimo an/ractu biangu- lat'i, ail tingutos costix V(didis ciiicta ; iiiferslitiis striati.--. The esteemed Stomatella. Shell trocliiform, rather rosy, painted with red spots in rows ; spire promi- nent, whorls roundish ; hi'^t whorl biangular, belted with strong ribs at the angles ; interstices striated. II. Adams. ? Resembling Stomatella modesla in the markings, but ore trochiform. Species 31. (Mus. Brit.) Stomatella clathratcla. Sto. testa subglobosd, vel trocbiformi, altd, albidd, fusco-purpureo variegatd, costis spiralibus Jusco-macvlatis, scabris ornatd ; interstitiis profundi: concentrice liratis ; ultimo an- fractu globosri, prope columellam costis duahus majoribus instructo ; collumelld late reflexd. The l.\tticed Stomatella. Shell rather globose, or trochiform, high, whitish, varied with purplish- brown, ornamented with brown spotted scabrous spiral ribs ; interstices deeply concentrically ridged ; last whnrl globose with two larger ribs fixed near the columella ; columella broadly reflected. A. Adams. ? Ilab. ? April, 1874. STOMATELLA.— Plate V. Species 32. (Mus. Brit.) Stomatella Cumingii. Stu. testa auriformi, obliqui oblong o-ovatd, lutescenti, fusco-maculala, sjnraliter costis devatis moniliformibns validis asperatd ; aperturd oblique elongatd, labui externo crenato ; labia interno valde arcuato. Cuming's Stomatella. Shell auriform, obliquely ob- long, ovate, yellowish, spotted with brown, spirally roughened with elevated strong beaded ribs ; aperture obliquely elongated, outer lip crenated, inner lip strongly arched. A. Adams. Sowerby's Thesaurus Conchyliorum, Plate 175, fig. 38. Hab. ? The locality of this handsome species is unknown. Species 33. (Fig. a, b, Mus. Brit.) Stomatella calliostoma. Sto. testd globosu-subdepressd, tenui, rufescenti, fusco variegatd, costis tenuibus, incequalibus, spiraliter liratd ; aperturd subovatd, rubrd, colluinelld alba, valde obliqud. The KED-MouTiiED Stomatella. Shell globose -sub de- pressed, thin, reddish, variegated with brown, spirally ridged with thin, unequal ribs ; aper- ture rather uval, red, columella white, very oblique. A. Adams. Sowerby's Thesaurus Conchyliorum, Sto- matella, Sp. 20, figs. 4], 42. Jlab. Ceylon. Species 34. (ilus. Brit.) Stomatella modesta. Stu. testa parvd, ovatd, depressd, pallide subrosed, nibro-maculatd, obscuri- viridi nebulatd ; spiraliter costis parvis, rubra artirulntis liratd. The modest vStomatella. Shell small, ovate de- j>ressed, pale rosy, spotted with red, clouded with obscure green; spirally ridged with small red ar- ticulated ribs. II. Adams, ? Hub. ? An interesting, prettily spotted species. S T 0 M A T E L L A. Arabic-j, A. Adams III. articukta, .1. .-I'/fOHS IV. Baconi, A. Adams 111. hicaxinata, A. Adams IV . biporcata, .4. ^r/am.s 1\'. caliiostoma, A. Adams V. cancellala, /u-aus,s 111. ca,ndidii, A. Ada7rts II. clathratula, A. Adams . V. coccinea, .i4. A dams 1 \'. Cumingii, ^. ^(Ar»i,< \'. decolorata, Gould. I'liiileiititicd. AWeota, H. Adams V. elaXa,, H. Adams V. elegans, Gray V. i'lilgurans, 4. ^4'/a;?w I. haWotoi&ea,, Soverhy 1. imhricaXu., Lamarck . II. inflata, C. B. Adams. Unidentified. ii-asata, Dut'o. Unidentified. Japonica, A. Ada?ns I. 6 maculata, Qwoy I. 5 IVIalukana, /I. 4(^o»*s IV. 24 Margaritana, ^. ^(/ams 111. 17 minima, Dufo. Unidentified. modesta, II. Adams V. ;i4 monilifera, .4. .4(/a)HA' 11. 7 notata, ^. ^rfctwjs II. 12 orh\cxda.ta, A. Adams IV. "J:! pallida, /I. ^ftoKS 111. I'.t papyracea, Che?nnitz 1. •> sanguinea, .A. 4rf«?«.s 1. 2 scitula, //. ^(fom.s IV. 2(1 selecta, ^1. ^/fa»(s V. 29 R\>ei:u>s;i, A. Adams II. 9 splendidula, .4. .<4f/(n/?.f III. 15 svldkra, Lamarck II. II tigrina, vl. ^4(/t««s III. IS tuwida. Could I. 3 MONOGRAPH OF THE CKNUS S T 0 M A T 1 A. •■ Frail, but a work divine. With adicate spire and wliorl."'~-'r<>«";/.-- Stoiuatia PL I Sower Bv iA etlill] VmcMjl Biools Bay X Sa» Imp S T 0 M A T I A. Genus STOMATIA, Ildbling. Testa haliotoidea, vcl subtrochiformis, medio anfractus nllimi spiraliter hicarinata ; carinis tuhcrculatis. Spira producta, anfractibiis ad S7itura7n rugato- pUcatis. Opercidum nullum. Sliell haliotis-shaped, or trochiform, spirally keeled in the middle of the last whorl ; keels tubcrculated. Spire produced, whorls wrinkled in plaits at the suture. Oi)ereulum none. The distinction between this genus and Stomatella is, that the shells of Stomalia have two more or less distinct tuberculated keels in the middle of the whorls and arc crenulated at the suture. The habitats are as in Stomatella, the majority being Philippine. The type, Stomatia phymotis, is a Red Sea shell, and its nearest ally, 5. Aiistralis, affects the locality which its name implies, besides being found in the Philippines. The gcmis 3Iicroth, consisting of but a single species, is hardly worth separating, the dictinction being the singular one of the inner margin of the aperture being continued spirally and visible to the apex. Species 1. (Fig. a, b, c, Mus. Brit., Nobis., &c.) Stomatia Australis. Sto. testa obliqiu't, anjustd, avreo-svbvmdi, vel pallide purpureo-rubescenti, vel variegata, costellis acute nodtili/eris liratd ; i spird parvd, elevatd, anfractibus duobus, j/an'is, i bica7-inatis; ultimo aiifractu magno, ad sutii7-a?n j valiile plicato, i/ifrd plicas excavato, turn 7node7-ate gibboso, delude dcclivi, medio bicarinato, carinis j subtlistant/hus, subcequalibiis, acute nodulusis : infra ] cari/ias rttgobii. The Australian Stomatia. Shell oblique, narrow, greenish gold, or pale purplish-red, or variegated, ■ ridged with little noduliferous ribs; spire small, elevated, whorls two, small, two-keeled : last ! whorl large, strongly plaited at the suture, ex- [ cavated below the plaits, then moderately gibbous, thence sloped, bicarinate in the middle, keels rather distant, nearly equal, sharply nodulous ; wrinkled below the keel. A. ADAM.S. Proc. Zool. Soc, 1850. Ilab. Australia. Philippines. Differing from Stomatia phimotis in the narrower form, sharp tubercles, and equal central keels. In this species we include all the shells figured as varieties of St. pliy7/iotis in the Thesaurus. But fig. 51 (Thes.) represents a very abnormal form. Species 2. (Fig. a, b, Mus. Brit, and Nobis.) Stomatia phymotis. Sto. testa valde obiiqud, crassd, rugosd, rubro variegatA; ad suturam plicato- rujatd, twn tumidd, tubercjdatd, 7nedio cariniis duobus obtusis, tuberculatis ornato ; infrd tubercu- lati7n costatd ; aperturd oblique subquadratd ; apice elevato, exserto, acuta. The tubercled Stomatia. Shell very oblique, thick, rugose, variegated with red, plaited in wrinkles at the suture, then tumid, tuberculated, ornamented in the middle with two obtuse, tuberculated keels, with tuberculated ribs below ; aperture obli(iuely subquadrate ; apex elevated, exserted, sharp. Hf.lbling. Ilaliotis imperforata, Chenmitz. Ilab. lied Sea. Gulf of Suez. Species 3. (Fig. a, b, Mus. Nobis. ) Stomatia obsccea. Sto. testa oblique subquadratd, pallidissimi rubro variegata, tubercidis rotundatis plicisque rugatd ; spird pa/Ta, exsertd ; ultimo anjmctu ad suturam plicato excavato inter plicas jiro/unde faveolato, tiim caiind iuberculatd elevatd et ad //tedium caiind duplicatd pi-o//iine/iti cincto ; April, 1874. STOMATIA.— Plate I. inter carinas excavato ; infra irregulariter tuher- cidato. The obscure Stomatia. Shell obliquely subquadrate, varied with very pale red, wrinkled with rounded tubercles and plaits; spire small, asserted; the last whorl plaited and excavated at the suture; deeply pitted between the plaits ; then belted with an elevated tubercled keel, and at the middle with a doubled prominent keel ; excavated between the keels ; irregularly tubercled below. Lamarck. Anini. sans Vert., sp. 2. Hab. Suez. This remarkable form may possibly only represent a variation of St. phymotis, and its identification as Lamarck's shell is by no means clear. It is admitted here, however, as it is recognised in collections. Species 4. (Fig. a, b, Mus. Brit.) Stomatia tuberculata. Sto. testa auriformi, valdc di'pressd, spiraliter striata, variegatd, ad suturam validi plicatd ; stiprd et infra medium anfraciuum bicarinatd ; carinis tuberculatis ; apertnrd magna, labia columellari usque ad apiccm perspective spiinli. The toberculatei) Stomatia. Shell auriform, much depressed, spirally striated, variegated, strongly plaited at the suture ; two-keeled above and below the middle of the whorls; keels tuberculated ; aperture large, columellar lip perspectively spiral as far as the apex. A. Adams (Microtis). Proc. Zool. Soc, 1850. Microtis tuberculata, H. and A. Adams. Hab. Isl. Capul, Philippines. SlruHiUa Fill ^^ VmcBiitEior.li;Diy.i-Sin..b S T 0 M A T I A. Species 5. (Mus. Adams.) Stomatia variegata. Sto. testa oblique elevatd, solidd, anijnstdjfusco-rubescenti, Jlammis variegntd; spird elevatd, acuminatd, ultimo obsairissime bianjulaio ; apertura perobliqud, magna, margine cra.tsiiiscuh. The variegated Stomatia. Shell obliari-is numerosis rugatd. The eidged Stom.vfia. Shel straw-coloured, varied wit middle, ridged with tli rbiculatd, depressd, stra- costcltis subeequalibiis, 'iiatd, ad sutiiram plieis I orbicular, depressed, li brown, keeled in the in, nearly equal ribs. wrinkled with numerous small plaits at th< A. Adams. Proc. Zool. Sog^ 1850. Hab. ? April, 1874. STOMATIA.— Plate II. Species 10. (Mus. Brit.) Stomati.'i -ango'lata. Sto. testa orbiculata, depressd, pallida, seriatim maadis strigisque fuscis subviridis vai-iegatd, minute deaissati'i, ad suturam plicatd ; prope suturam plamilatd, viedin et mpra bicostatd. itifrd liratd. The angular Stomatia. Shell orbicular, depressed, pale, variegated with greenish-brown spots and stripes ; plaited at the suture, flattened near the suture, two ribbed in the middle and above ; ridged below. A. Adams. Proc. Zool. See, 1850. [[ah. Isl. Luzon, Philippines. Species 11. (Fig. a, J, Mus. Brit.) 1TUJL\TL\ DurncATA. Sto. tcstd subauricuUfonai, variegata, elevatd, undulatim spiraliter striald, spird majusvuld, anfractibiis hiangulatif ; anfractn ultimo medio bicostato, costis mmnliformibus, mid iii/rd, altera stqn'd medium dispositis ; aperturd mediocri, obliqud. I'he double-ridged Stomatia. Shell subauricular, variegated, raised, wavily spirally striated; spire rather large, whorls biangular ; last whorl two- ribbed, ribs beaded, one placed below, the other above the middle ; aperture medium - sized, oblique. SowEKBT. Genera of Shells. Hah. Isl. Mindinao, Philippines. A very well distinguished species, in form between the orbicular and the auricular, but inclining to the latter. Species 12. (Fig. a, b, Mus. Nobis.) Sto.matia depressa. Sto. parvd, orbiculari, depressd, fulvo-rubescenti, sirigis fusco-rubris obliquis ornatd, costellis moniliferis tenuihus liratd, supra medium anjractuum costis acute tubeivulatis bicarinatd ; aperturd subauriformi, mediocri. The DEpr.EssED Stcmatia. Shell small, orbicular, depressed, reddish-fawn, ornamented with oblique stripes of red-brown, two-keeled above the middle I of the whorls with sharply tuberculated ribs. Aperture suliauriform, middle-sized. I SOWEUBY. I Ilab. ? MONOGRAPH OK THE GENUS G E N A. ■Ittheiv's :i pouorali.iv,.- us, (And that thfi-c is, all nature cries alouJ Tlir.)u;,'li all h.-r works)."— .Idrf/sow. Gma PI. 1. WF 4 # ^ #% w "Vmccnl-BToolts DiyiScm Imp G E N A. Genus GEN A, Gray. Testa auriformis, dcpreasa, ohliqua, Icengata aiit striata ; spira j)arra, vix exscrta ; aperlura maxima, ovata. intiis iiacr a. Operculum nullum. Shell aurifonii, depressed, oblique, smooth or striated ; spire small, scarcely exserted ; apertui'e very large, ovate, pearly within. Operculum none. Generally tlie Gknjj may be di.stingiiislied from the other two Genera of StnmateUinci: by their flattened form and smootli surface, although some of tlio smaller species have a somewhat more orbicular form. The animals live among stones or on coral reefs between tides. A large proportion of the species are the results of the late Mr. Cuming's researches in tlie Philippines. Australia and some of the Pacilic Islands contribute a few. Species 1. (Mus. Brit.) Gek.\ i.iNTiiicuLA. Gen. testa parvd, elongate, plniiu- latd, spiralilcr siriald, pallidissime fulfil, ruhro variegatd ; spird minutd ; ultimo anfractu .^uprd medium depresso, attenuato. The little-bo.'^t Gena. Siiell small, elongated, flattened, .si)irally striated, very pale fulvous. variegated with minute ; last whorl depressed above the middle, attenuated. A. Ad.\.ms. Proc. Zool. Hoc, 1850. Hab. Isl. Mindoro, Philippines. Mc agated and narrow than any other species. The YiaLOW Ge,\.\. Shell yellowish, variegated with red or brown, smooth, obliquely oblong, posteriorly scarcely depressed ; spire small, almost flat. LiNN^L's (Patella). Systema Nature. Stomatella avricula. La Hah. Eastern Seas. Species 2. (Fig. a, b, Mus. Brit.) Gena li^'tea. Gen. testa luted, ruhro vel fiisco varie- gatd, laevigatd, oblique ublongd, poslicc vix depressa ; spird minutd, fere planulatd. Aprif ±. Spe ?,. (Fig. a, b, Mus. Nobis.) Gena planitlata. Gen. testa oblongd, conve.co-planu- latd, tenuiter striata, virescenti, sti-ii/is subriridis vel fasciis articulalisfuscis nilmlisque varinjatd ; spird minima, lateraliter decumlunti ; tuhio columellari alho, lain, versus suturam sudcalloso. The ei.attenei) Gena. Shell oblong, convex-flattened, finely striated, greenish, variegated with greenish stripes or brown articulated bands and clouds : spire very small, laterally decumbent ; columellar lip white, broad, rather callous toward the suture. Lamarck (Stomatella). Hist. Nat. Anim. s. Vert. J fab. Isl. Caminguing, Philippines. Species 4. (Fig. a, h, Mus. Brit.) Gexa stiuatula. Gen. testd haliotoided, spirediter striatd, oblique oblougd, subinflatd, flammulis slri- gisque rubris vel subriridis varieyatd; spird exsertd ; ultimo anfractu dorso prope suturam depresso, stib- excavato, titm subgibboso, deinde subdepresso, ad medium obliqve inflato ; aperturd elongatd, labia externa fltxuo so supra medium. The stimated Gena. Shell haliotis-shaped, spirally striated, obliquely oblong, rather inflated, varie- gated with red or greenish stripes and flames; spire e.xserted ; last whorl depressed at the back, sbghtly excavated near the suture, then somewhat gibbous, theuce depressed, obliquely inflated at 1S74. GENA.— Plate I. tlie middle ; aperture elongated, outer lip flexuous above the middle. A. Adams. Proc. Zool. See, 1850. Ilab. Isl. Mindoro, Philippines. Species 5. (Fig. «, 6, Mus. Brit.) Gkna concinna. Gen. tcsld parvd, inflatd, subobliqud, albidd, rubra variegatd ; spird productd, acumi- natd ; ultimo mifractu obliquo, superne declivi ; aperturd mediocri, intus variegatd. The neat Gena. Shell small, inflated, rather oblique, whitish, varied with red ; spire produced, acu- minated ; last whorl oblique, sloped above ; aperture medium-sized, variegated within. Gould (Stomatia). Shells of American Expedition. Hab. Sandy Island. This little species has the form which more usually characterizes the StomaticT. Species 6. (Fig. a, b, Mus. Brit.) Gena lineata. Gen. testd parvd, inflatd, suborbictilari, subrosed, lineis rubris obliquis ornalA ; spird parvd, acuminatA ; aperturd subrotundd ; lahio columellari albd, latd, planulatd. The lineated Gena. Shell small, inflated, suborbicular, pinky, ornamented with red, oblique lines; spire small, acuminated ; aperture rather rounded, columellar lip white, broad, flattened. A. Adams. Proc. Zool. Soc, 1850. Hab. ? This pretty little shell was in the Cumingiaii collec- tion, but its locality was unknown. Species 7. (Mus. Brit.) Gena plumbea. Gen. testd auriformi, latd, plumbed, minutissime decussatd, medio et infra inflatd, suprd medium depressd, ad suturam subgi,bosd; aperturd oblongd, labio externa sinitato. The lead-coloured Gena. Shell ear-shaped, broad, lead-coloured, very minutely decussated, inflated in the middle and under, depressed above the middle, a little gibbous at the suture; aperture oblong, outer lip sinuous. A. Adam.s. Proc. Zool. Soc, 1850. Hab. Java. The dull leaden colour of this shell gives it a pecul'ar appearance ; and the minute crossing striae form a character worth noting. Gaui Pi. II. # 0 ^ \5iiGCJil Be ooks Day i Son inp GEN A. Plate II. Gena Species 8. (Fig. a, b, Mus. Brit.) rARiA. Gen. testa pan-d, varicgatd, Imvigatd, ohllqitd, postice suhangusiatd, antk'c suhcxpansd ; spiid paulo essertd, aaiminatd, lahio eoliniicllari, albo, valde arcuato. The various Gena. Shell small, variegated, smooth, oblique, posteriorly rather narrowed, anteriorly slightly expanded ; spire a little exscrted, acu- minated, culumellar lip white, much arched. A. Adams. Proc. Zool. Soc, 1S50. Hab. Isl. Mindoro, Philippines. Nearly resembling Gena lutea, but broader and not so much depressed on the upper part of the last whorl. Species 9. (Mus. Brit.) Gena ornata. Gen. testd solicld, orbiculatd, fusco- rubrd, lineis nigris, albo articulatis spiralibus omatd ; ultimo anfractu dorso rotunda ; spird parvd, acuminatd, rubra ; aperturd medivcri, fulvd. The ornate Gena. Shell solid, orbicular, red-brown, ornamented with black spiral lines articulated with white ; last whorl rounded at the back ; spire small, acuminated, red ; aperture medium-sized, fulvous. A. Adams. Proc. Zool. Soc, 1850. Hab. Isl. Ticao, Philippines. Species 10. (Mus. Brit.) Gena caliginosa. Gen. testd obliqxid, elevatd, Iceris- simd, nigra ; spird elevatd, acuminatd ; aperturd oblique ovatd ; lahio columdlari eilbo, lenti arcuato. The dark Gena. Shell oblique, elevated, very smooth, black ; spire elevated, acuminated ; aperture obliquely ovate ; columellar lip white, gently arched. it A. Adams. Species 11. (Fig. a, b, Mus. Brit.) Gena nigra. Gen. testd oblique auriformi, elongato- ovati, convexd, Iceri, nigrd vel vaiiegatd, intiis violaceo-nacred ; .yjird m iniitd, fere terminali ; aperturd ovatd. The black Gena. Shell obliquely auriform, elongated- oval, convex, smooth, black or variegated, purplish- pearly within, spire very small, nearly terminal, aperture ovate. Qdov. Voy. de 1' Astrolabe, t. 17, figs. 154, 155. Hab. Tonga-Tabou, Sandwich Islands. Sr es 12. (Mus. Brit.) Gena strigosa. Gen. testd oblique ovatd, convexd, variegatd et spiraliter strigatd, minute fasciculatim striatd ; aperturd oblongd, ovatd ; labio externa vix sinuato ; spird subplanulatd. The striped Gena. ^hell obliquely ovate, convex, variegated and spirally striped, with minute strisB in bundles ; aperture oblong, ovate ; outer lip scarcely sinuated; spire partly flattened. A. Ai>ams. Proc. Zool. Soc, 1850. Ilah. I More uniformly convex than Gena striatula, with the stris inclining to run in groups, and with faint stripes traceable through the clouding and marking of the colours. April, 1874. GKNA.— Plate H. Species 13. (Mus. Cuming.) Gena nebulosa. Ocn. testA parvd, breviter auriformi, eonvexd, pallide luted, Jlammulis undulatis varie- gata ; columdld calk) crasso rinamumhilicatam obtegenti. The clouded Gena. Shell small, shortly auriform, convex, pale yellow, varied with undulated flames; columella with a thick callus covering the um- bilical border. A. Adams. Proc. Zool. Soc, 1850. llab. Australia. Species 14. (Mus. Brit.) Gena dilecta. Gen. testd parvd, angustd, pkimdatd, pallide purpurea variegatd ; ultimo anjractu ad marginem apcrtura: angustissimo. The favoured Gena. Shell small, narrow, flattened, variegated with pale purple ; last whorl very narrow at the margin of the apert\ire. Gould. ? Hab. ? Species 15. (Mus. (ohm.) Metcalfe.) Gena pulchella. Gen. testd parvd, ovali, albd, rufo maculatd, eonvexd, spiraliter striatd; spird pro- rainuld ; aperturd magna, ovali, inius iridescenti. The prettt Gena. Shell small, oval, white, red- spotted, convex, spirally striated ; spire rather prominent ; aperture large, ov;d, iridescent within. A. Adams. Proc. Zool. Soc, 1850. Species 16. (Mus. Nobis.) Gena aspekulata. Gen. testd haliotoided, oblique ovatd, liris spiralibus et striis concentricis decus- satd, fused, medio alio unifasciaid ; apicc pro- minulo. TuE RASPED Gena. SheU haliotis-shaped, obliquely ovate, decussated with spiral ridges and concentric .stria:, brown, with a single white band in the m-.ddle ; apex rather prominent. A. Adams. Proc. Zool. Soc, 1850. Hab. . ? MONOGRAPH OF THE GENUS S 0 L E N. ' To sit on rocks, to must- o'er riood and fell. * • * 'tis but to hold Converse with Nature's charms, and see her stores unrolled."— B;/'' Soh'ii I'l.l '^\vj:.\\'- ikonks Day K- Son, Imp S 0 L E N. Plate I. Genus SOLEN, Liiinceiis. Testa CBquivalvis, transverse clongata, recta, vel lente arcuata, utrinqui plus tninusve tnmcata, hians, umhonihus terminalibits. Cardo elongatus, dentibus uno et diiohus principalibus. Ligamenium externum. Impressio nvuscularis antica elongata. Impressio pallii ad terminum quadralim simiata. Shell equivalve, transversely elongated, straight, or slightly arched, more or less truncated, gaping, with terminal umbones. Hinge elongated, with one and two principal teeth. Ligament external. Anterior muscular imi)ression elongated. Palleal impression with a square sinus. There would seem to be no sullicient reason to separate generically the straight from the curved razor- shells. United, they form a capital genus, distinguished from others of the family by having terminal beaks. The shell is also divided into two more or less distinct areas by a diagonal line from the apex at the anterior to the posterior lower corner of the truncated [uisterior extremity. The habits of the Solens are peculiar. They furm deep burrows in the sand, into and out of which they spring with amazing rajiidity by a sudden contraction and expansion of the foot. They can also leap forward with great power. They are found in most tem- perate and tropical countries, but no country possesses many species. On the coasts of Britain we have several well-kno\vn species ; Mr. Cuming found several in the Philippines, but most of them are scattered singly in almost as many countries as species. j truncated obliquely and sharply at the anterior j end, with the antero-ventral angle acute. SowERBT. Genera of Shells. Ceylonensis, Dunker. Hub. Ceylon. Solcn irunccilus, including the varieties, forms a very good and easily recognisable sjiocies. Species 1. (Mus. Brit.) SoLEN TiiUNCATDS. Sol. testo. laid, rectd, suhcompressd, fasciis purpureis strigatd, ad terminuiu jwsticum late et perpendiculariter truncatd ; ad terminum anticum oblique et acute truncatd, angulo antico- ventrali acuta. The truncated Solen. Shell broad, straight, sub- compressed, striped with purple bands, truncated broadly and perpendicularly at the posterior enil ; Species 2. (Mus. Soworby.) Solen \-agixa. Sol. testa rertiusculd, elongatd, sub- depressd, versus umbones subrosed, antice suboblique pautd arcuald, postici; suboblique truncatd ; margine ventrali vi.i- coarctalo ; margine dorsali medio paidb elerato. The sueath Solkn. Shell rather straight, elongated, subdepressod, rather pink towards the umbones, anteriorly subobliquely truncated ; ventral margin scarcely contracted ; dorsal margin a little raised in the middle. LiNNJEUs. Systenia Naturte. Ilab. Great Britain. A well-known .species, tlie largest of the true Solens. Species 3. (Mus. Brit) Solen ensis. Sol. testa angustiiiscnld, arcuatd, de- pressd, subtus epidermide pallide rosed vel grised strigatd, ad terminum anticum subrotundd, ad terminum posticnm recti: truncatd ; margine dorsali arcuatim excavato ; margine ventrali arcuatim con- vexd. The sword Solen. Shell very narrow, curved, depressed, striped with pale rose or grey beneath the epidermis, sti-aightly truncated at the posterior end ; a little rounded at the anterior end ; dorsal margin sloped out in a curve; ventral margin convex in an arch. LiNNiEOS. Systema Naturae. Siliqua ensis. Schumacher. Hab. Great Britain. August, 1874. SvlmFLII. \ ■~\ S 0 L E N. Species 3. (Fig. b, Miis. Nobis.) It is thouglit desirable to present this common variety of Solen ensis, because Mr. Dunker seems to have given the name Solen anuma to specimens in the British Museum from Aru Island, which can in no way be distinguished from the British forms. Species 4. (Mus. Nobis.) Solen marginatus. Sol. testd angrustiusculd, convexd, fulvd ; qndermide tenui; margine dursali recto ; area dorsali lineari, inconspicud ; wed itmhonali lata, subnigosd; margine ventrali medio vix e.c- cavato ; margine postico rt'Ctiitsculo ; margine ant ico obli(juo, elevate, unicoslato, post costaiu caiuili profunda constricto. The lioiiUKKED Solen. Sliell rather narrow, convex, fulvous ; epidermis thin ; dorsal margin straight, dorsal area linear, inconspicuous ; uuibonal area broad, rather rough ; ventral margin very slightly excavated in the middle ; anterior margin obliijue, raised, single-ribbed, constricted behind the rib by a deep canal. PULTENV. Solen vagina, Pennant, non LinnKus. Hab. Britain. Species 5. (Mus. Brit.) Solen grandis. Sol. testd lata, subco/npressd, pur- purea strigatd, antice subattenuatd ; margine dorsali rectiusculo, ared latiusculd ; margine ventrali ante medium paulu angustato, margine postico angusto, sulirotundatim quadrato ; margine antico simplici, valde obl/quo, ad marginem ventraleni oblique aeu- minato. The large Solen. Shell broad, subcompressed, striped with purple, anteriorly rather attenuated ; dorsal margin rather straight, area rather broad ; ventral margin a little narrowed before the middle, posterior margin narrow, rather rotindly square ; anterior margin simple, very oblique, obliquely acuminated at the ventral margin. Dunker. Proc. Zool. Soc, 18G1. Hab. Philippines. Broader in proportion than Solen Imncatus ; rather narrowed towards the posterior end, and the anterior margin more oblique. Species G. (Mus. Brit.) Solen brevls. Sol. testd reciiiisculd, 2>ostice subcom- planatd et attenuatd, purpurea strigatd ; margine dorsali postic^ subdeclivi ; margine postico angusto, rotunda ; margine antico abrupte truncato. The short Solen. Shell rather straight, posteriorly a little flattened and tapering, striped with purple ; dorsal margin posteriorly sloped ; posterior margin narrow, rounded ; anterior margin abruptly trun- cated. Gray, in Brit. Mus. ILib. American Seas. Differing from Solen tnincatus in being sloped or tapering towards the posterior end. April, 1874. Solm P! III. iXi VbcenL Brooks l)jy&SoD-,lnip S 0 L E N. Species 7. (Mus. Brit.) SoLF.N ROSTUUM-ANATis. Sol. tcstA brcvi, puulo arcuaU't siihius epidermidem pnrpnrev-Jasciatd, intil.i et ad umbones roseo-purpured ; posticc mbattenuald et planulald, margine ventrali medio convexiitsculo, margine aniico devato, valde obliquo. Epidermide nitenti, aureo-subviridi. The duck S bill Solen. Shell short, a little curved, purple-banded under the epidermis, pinky purple at the umboes and within ; rather tapering and flattened posteriorly ; ventral margin rather convex, anterior margin raised, very obliijue. l';]iideruiis shining, greenish-gold. DuNKKK. Proc. Zool. 8i)c., l.SGl. llab. ? Species 8. (Mus. Brit.) Solen Delf.sskuti. Sol. tcstA brcri, redd, utrinqui truncatd, tenuiter omnino rugatd, palUdd ; margine antico elevato, canali profundo constrictn. Deles.sei!t'.s Solen. Shell short, straight, truncated at both ends, finely wrinkled all over, j)ale ; anterior margin elevated, con.strieted with a deep canal. CuKNU. Illustrations Conchyliologiques. IJab. ? This curious little Solen is wrinkled finely all over, and has a very strong stricture close to tlie anterior margin. Species 9. (Mus. Brit.) Solen vttreus. Sol. parva, pallidd, tenui, pellucidd, rectiiisctcld, margine postico truncato ; margine antico obliquo, ad marginem ventralcm acclioi. The glassy Solkn'. Shell small, pule, thin, pellucid, rather strai;;ht ; posterior iiKirgln truncated; anterior m;iigin oblique, sloped upwards at the ventral margin. DuNKER. Proc. Zool. Soc, 1861. Ilab. Malacca. This pretty little shell is so thin and transparent that the complicated system of muscle and mantle-marks is seen on the outer surface. Species 10. (Mus. Brit.) Solen Si.oanil Sol. testa recta, angustd, ulrinquc truncatd, strigis niaculisqiie purpureis omnino varie- gald ; margine. dorsali recto, area angustissimd ; margine ventrali rectiiisculo, prope tenninvm anti- cinn conlrneto ,• margine antico redo, canali cim- Sloane's SoLi'.N. Slipll .straiglit, narrow, truncated at each end, varied in every part with purple stripes and splits; dorsal margin straight, area very narrow ; ventral margin rather straight, oontraeted near the anterior end ; anterior margin straight, contracted witli a groove. Gray. Solen rersirolor, I'hilippi. J/ab. .' A prettily varied shell. Species 11. (Mus. Brit.) Solen Jonesii. Sol. te.-td brevi, rectiitsculA, snbtu!! epidermidem fuleo-grisescente, ad umbonem purpnreo tinctd, post marginem purpureo uniradiatd ; mar- gine antico incrassato, tilni dejiresso ; area umbonali latd, area dorsali lineari ; margine ventrali prope marginem anticum acclivi. Jones's Solen. Shell short, rather straight, under the epidermis brovvnisli-grey, tinted at the umbo witli purple, witli a ray of jiurple behind the margin ; anterior margin thickened, then depressed ; iim- bonal area broad, dorsal area linear, ventral margin sloped upwards near the anterior margin. DuNKER. Proc. Zool. Soc, 1861. Hah. I April, 1874. SOLEN.— Plate III. Species 12. (Mus. Brit.) SoLEN SCALPUUM. Sol. tcsld palluld, compressd, vlrinqne pavlo arcuaid; cpiclermide teimi, pallida, ad marginem inferiorem arecB umhotialis rugato ; margine dorsali paulb arcuato ; margine ventrali prnpe terminos arcuato, medio vix excavato. The .scalpel Solen. Shell pale, compressed, a little arched at each end ; epidermis thin, pale, wrinlded at the lower margin of umbonal area ; dorsal mar- gin a little curved ; ventral margin curved near the ends, very slightly excavated in the middle. King. Zool. Journal. Snle7i Luzoninis, Dunker. Hah. Sea-Bear Bay, Patagonia, King. — Philippines, Cuming. It, is quite impossible to discover any specific difference between the Patagonian and Philippine shells in the British Museum. Species 13. (Mus. Brit.) Solen Pbilippianus. Sol. testa angustatd, paulo arcuatu. pallida, maculis pallidissimis fulvo-jmr- pureis variegatd; margine ventrali utrinque paulo acclivi ; margine dorsali medio arcuatim depresso ; margine anlico obliquo, constricto. Philippi's Solen. Shell narrow, a little curved, pale, varied with very pale fulvous-purple ; ventral margin a little sloped upwards at each end ; dorsal margin depressed in a curve in the middle ; anterior margin oblique, constricted. DuNKER. Proc. Zool. Soc, 1861. Ifab. Australia. 'i«^V3-iii" % VmccniBlcc.V-.DK ISan.lmp SOLE N. Species 14. (Xlus. Brit.) SoLEN sic.\i:ii-s. Sol. testd had, hreri. palliitd, pav/d arciuitd, compressd; e/iideniiidi' strainiiieo ; marjine dorsali depresso, wciiato, area angustd ; margine pnstico subrotiindato ; margine aniiro derato, obliquo, arciiato : margine ventrali jttrinr/ui' paii/ii accliri. The shokt-.swoiu) Soi.kn. Sliell broiul, short, pale, a little curved, compressed ; epidermis sttaw- coloured ; dor.sal margin depressed, curved, area narrow; posterior margin rather rounded, anterior side raised, oblique, curved ; ventral margin a little sloped upwards at each end. GoLLD. United States E.xpioring Expedition. Hub. ? Species 15. (Mus. Nobi.s.) SoLEN GuiNEENSis. Sol. testd brevi, recto, lalo, ad um- bonts radiaiim purpureo, ad aream tivibonalem purpurea-. ''trigato ; margine poMiaj truncato, nclo ; margine antico subohliqxil: truncato, constrictn. The Guine.^ Solen. Shell short, straight, broad, radiating with purple at the umboes, striped with purple on the umbonal area; posterior margin truncated, straight ; anterior margin rather obliquely truncated, constricted. Gray. Brit. Mus. Ilanley, Species of Shells. Bab. Co. of Guinea. tniliipie 7-ectis ; margine pntitico snprA infraejiic ■'^ub- to/iiiidalo. I^amauck's Solen. Shell short, pnrj>le, striped at the posterior area, posteriorly a little tapering, a single purple ray near the anterior margin ; anterior mai'gin rather obliquely truncated; dorsal and ventral margins straight ; posterior margin a little rounded above and below. CiiEMN. Illustrations (lonchyllologiques. nab. Ceylon. Species 17. (Mus. Brit ) Soles gi!.\cilis. Sol. testd elongatd, angusiatd, tenin rertimctild, pallide fiilvd ; areis indistincti.': ; mar- gine postico truncato, recto ; margine antico obUqni truncato, simplici. The slender Solen. Shell elongated, narrow, thin, rather straiglit, pale fulvous ; areas indistinct ; posterior margin truncated, straight; anterior margin obliquely truncated, simple. PuiLiPPi. Abbildungen. IJab. Ilakodaki, Japan. pecies 18. (Mus. Brit.) Species IG. (Mus. Nobis.) Solen Lamauckh. Sol. testd birri, purpurcd, ad aream posticain strigatd, 2>osticc subattennatd, prope mar- ginem antimm purpureo uniradiatd ; margine antico suboblique truncato ; marginibus dorsali ven- Apri! Solen I!Ostrifoi:mis. Sol. tcitd angustd, comjirrssd, pallide rosea strigatd ; postice siibattenuaid, ad tenainum rotundatd ; margine antico elevato. xnb- ohliquo. TuE BEAK-SHAPED SoLEN. Shell uarrow, compressed, striped with pale rose; posteriorly a little tapering, rounded at the end ; anterior margia raised, rather oblique. DuNKER. Proc. Zool. Soc, 18C1. Hab. ^ More narrow and tapering than Solen rostrujii-anatif. 1874. SOLEN.— Plate IV. Species 19. (Mus. Brit.) SoLEN coRKEUs. Sol. testd angustd, recta, pallidd, utrinque triincata ; prope umbones pallid'e purpurea tinctd ,- epidermicle cornea, pallida. The horny Solen. Shell narrow, straight, pale, trun- cated at each end ; tinged with pale purple near the umboes ; epidermis horny, pale. L.^MARCK. Aniniaux sans Vertebras. Hab. Java. Species 20. (Mus. Brit.) Solen IMalaccensis. i>ol. testd elongatd, angustd. rotundd, rectiusaild, fumoso-fulvd, areis obliqvis distinctis ; margine postico truncato, margine dar- sali rectiuscula ; area darsali angiistd ; termino antica truncato, paulo acclivi. The Malacca Solen. Shell elongated, narrow, rounded, rather straight, smoky-fulvous, oblique ; areas distinct ; posterior margin truncated ; dorsal margin rather straight ; dorsal area narrow ; anterior margin truncated, a little sloped upwards. DuNKEit. Proc. Zool. Soc, 1861. ITab. Malacca. Sclut I'll'. \ fC'^-' t..->AT^^- %iceal Brouk Da,y 4 Sob .luif S 0 L E N. Species 21. (Fig. a, h, c, Mas. Brit.) Soi.EX .\MBIGCUS. Sol. tesit'i solidd, pauld arniata, peci (ilus. Brit.) Soi.KN viiiiDis. Sol. testa jiai-vd, pallid!- cnnici'i, liiiui, paiilu arcuat't, poUice imbattenuata , miinjiiw mil/rn- tuiulo, antici^ lutiitsculo, inartjine tenniiiali accltvi, oblique truncato, siibrejle.ro ; margine dorindi recto : inargine ventrali convexo. The green Solkn. Shell small, pale horny, thin, a little arched, posteriorly subattenuateJ, with margin a little rounded, anteriorly ratlier broader, with terminal margin sloped upwards, obliquely truncated, subreflected ; dorsal margin straight ; ventral margin convex. Sav. Journ. Acad. Nat. Sci. Philadelphia. Hdb. North America. Species 2G. (Mus. Brit.) SoLEN Pfeifferi. Sol. tcstd brevi, recta, purpureo fas- ciatd, epidermide fusco, rtiyato indiita ; margine dorsali rccli'dsculo ; areA amjitstissiviA ; margine ventrali patilu ventricnsd ; margine postico ahrupte truncato ; margine antico conve.iiiisculo, obliipio. Pfeiffer's Solen. Shell short, straiglit, banded with purple, covered with a brown wrinkled epidermis ; dorsal margin rather straight ; area very narrow ; ventral margin a little ventricose ; posterior margin abrujitly truncated ; anterior margin rather convex, oblique. DuNKER. Proc. Zool. Soc, 18G1. Hab. Bay of Caraccas. Species 27. (Mus. Brit.) SoLEN TiMOKENSis. Sol. tcstd rectd, latd, lincis Jo ciisque jmrpurcis jiallidis picld; ant id obliq truncatd, ad marginem ventralem acuminata; ar dorsali angmlissimd; area mediand latd. The Timor Solen. Sliell straight, broad, anterior! painted with pale purple lines and bands ; ol liqiU'Iy truncated in front, acuminated at the ventral margin ; dorsal area very narrow, middle area broad. DuNKER. Proc. Zool. Soc, 18G1. JIah. Timor. Differing from Solen tnincatus in the great obliquity of the anterior terminal margin and its acuminated ventral corner. Species 28. (Mus. Brit.) Solen mach.\. SuL tc.-»^~y^ Vvnocnt Brooki D^ i Sot Imp A I) E 0 R B I S. Plate I. Genus ADEORRIS, Wood. Testa orbicularis, depressa, umbilicata, alba ; anfrac- tibus paucif, ultimo magna. Aperlura majiia, peritremate interrupto. Operculum nullum. Shell orbicular, depressed, umbilicated, white ; whorls few, last large. Aperture large, peritrcme inter- rupted. Operculum none. The little wliite shells Ibrming thi.s group differ from Ci/closlrema;, principally in having a more depressed and less conical form, and in the edge of the aperture being interrupted instead of continuous. The genus was created for the little bicarinatod British species. Most of the others have been collected eithrr by Mr. Cuming in the Philippines, or Mr. Arthur Adams in Japan. But the most beaulLlul species is Aihurhis Anqasi from AustraUa. .Sp, (:mus. r Species 1. (Mus. Brit.) ADEOimis ELEG.^NS. Adc. testa lata, depressii, sjiird subplanulatd ; ultimo anfractu latissimo ; labia externa elei/anter supern!: sinuato ; umbilico magno. The elegant Adeorbis. Shell broad, depressed ; spire rather flat ; last whorl very wide ; outer hp elegantly sinuous above ; umljilicus large. A. Adams (Cyclostrema). Proc. Zool. Soc, 1850. Hub. Isl. St. Thomas. Species 2. (Mus. Mac Andrew.) Adeoiibis suiiCAiUNATA. Ade. testd moderate depressd; spird pauld exscrtd ; ultimo anfractu supern!; sub- angulalo, infrd, bicarinato ; aperlura ovatd ; um- bilico mag,\o. The low-keeled Adeohbis. Shell moderately depressed; sjure a little e.xserted ; last whorl a little angular above, with two keels below ; aperture ovate ; umbilicus large. Walker (Helix). Adeorbis carinata, Wood. Hab. British Seas. Adeorbls Adamsii. Ade. testd valde depressd, sinuatim connentricl' lirntd; aperturd magna, oblique obtoiigd, labia e.vterno supernl; moderate sinuato. Ada.ms's Adeorbis. Shell much depressed, sinuously concentrically ridged; aperture large, oblique, oblong, outer lip moderately sinuous above. FiscilEFt. Journal de Conchyliologie, 1857. Ilab. Guadaloupe. ■Species 4. A. Ade. (Mus. Brit.) testd valde : umbilico I, depr Adeorbis blana. hitd, spiralite latiss imd, obliq ml. The flat Adeoubis. Shell much dopresse broad, spirally striated ; umbilicus very aperture very wide, oblique. A.Adams (Cyclostrema). Proc. Zool. Soc, l.Si Hah. Philippines. Japan. Species 5. (Fig. a, b, Mus. Brit.) Adeoubis nitida. Ade. testd subelevatd, solidd ; spiru conicd, anj'ractibus rotundis, distinctis ; umbilici magna, circumscripto ; aperturd subrotuudd. The neat ADEOinus. Shell a little raised, solid ; spin conical, whorls rounded, distinct; umbilicus large defined ; aperture rather round. A. Adams (Cyclostrema). Proc. Zool. Soc, 1850. Hab. PhiIipT)ines. Species G. (Fig. a, h, Mus. Adams.) Adeoubis debuessa. Ade. testd latd, valdi: depressd, laevigata ; spird subplanulatd ; anfractibus vix exsertis ; umbilico mediocri ; ajyertiird parvd, siib- ovatd. April, 1874. ADBORBIS.— Plate I. Thi; depressed Apeorbis. Shell brond, much depressed, smooth; spire rather flat; whorls scarcely exserted ; umbilicus moderate ; aperture small subovate. A. Adams. Ann. and Mag. of Nat. Hist., 18C1. JIab. Mino-Sima, Japan. Species 7. (Fig. a, h, Mus. Brit.) AoEORiiis PLANORBULA. Adc. testd viildc dcpressLi ; tijrird fere planoi'buld ; anfractibus rotundis, ultmo lato ; umbiLico maximo ; apertvrd fere rotundd. The planorbular Adeorbis. Shell much depressed ; spire nearly pknourblar ; whorls round, the last broad ; umliilicus very large ; aperture almost round. A. Adams ( Cyclostrema). Froc. Zool. Soc, 1850. //(///. I'hilippines. Species 8. (Mus. Adams.) Adi:oi;bis tkochula. Ade. testd trochifoiini^ subelevatd ; spird conicd, anfractibus hand promineniibus, superne declivibus ; umbilico parvo, costd circum- scrijitd ; aperturd subrotundd. The little-top Adeorbis. Shell trochiform, rather elevated ; spire conical, whorls not prominent, sloped above ; umbilicus small, defined by a rib, aperture rather round. A. Adams, Ann. and Mag. of Nat. Hist., 18G3. Ilab. Gotto Islands, Japan. Species 0, (Mus. Brit.) Adeorbis orbklla. Ade. testd moderate depressd ; spird depresso-conicd ; anfractibus siipeme subde- rlivibzis ; umbilico maximo, circvmscripto ; aperturd obliqud, subrotundd. The small-orb Adeorbis. Shell moderately depressed spire depressed, conical ; whorls sloped above umbilicus very large, defined ; aperture obhque rather round. A. AnA.MS. Ann. and Mag. Hist. Nat., 18C1. Hab. Mino-Sima, Japan. Species 10. (Fig. a, b, Mus. Adams.) Adeorbis carinata.. Ade. testd depressd, spi/d siib- planatd : anfractibus distiiictis, rotundatis, ultimo versUs suturam gibboso, infra plaradatu, infra carinato ; umbilico magno ; aperturd oblique siibquadratd, infra ad margiiiem externum ros- tratd. The keeled Adeorbis. Shell depressed, spire rather flattened ; whorls distinct, rounded, last gibbous towards the suture, flattened below, keeled at the base ; umbilicus large ; aperture rather obliquely squared ; beaked below at the outer edge. A. Adams. Ann. and Mag. of Nat. Hist., 18C3. Hub. Seto-Uchi, Javian, ^ ^ AdrrorbLS Fill. i /^ ^icenlBrooks D.iy A Sou hop A D E 0 R B I S. Species 11. (Mus. Adams.) Adeorbis J.\ponica. Ade. testd rhpressa, parni, Icevigatd, discoided ; semipellucidd, concentrio: oblique striata; spird subdiscoided, anfractihus knte crescentibm, rotundis, umhilico Into, costd validd, marginato. The Jap.^n AuEonBis. Shell depressed, small, smooth, discoidiil; somipellucid, concentrically obliqu<4y striated ; spire rather discoidal, whorls slowly increasing, rounded, umbilicus wide, bordered with a strong rib. A. Adams. Apn. and Mag. of Nat. Ili.st., ISfll. Hab. Gotto Islands, Japan. Species 12. (Mus. Adams.) Adeorbis Sinensis. Ade. teatd subdiscoided, solida, opaci'i ; striis minutisshnis spiralibiis et conceMricis decussatd ; spird svbplanulatd, aiifractibus rcju- lariler crescenlibus, rotundis ; umbilico mcdiocri, aperturd oblique rotundatim ovato. The Chinese Adeokbis. Shell rather discoidal. solid, opaque ; decussated with very minute spiral and concentric stri;e ; spire rather tlat, whorls regu- larly increasing, rounded ; umbilicus moderately large, aperture obliquely rounded oval. A. Adams. Ann. and Mag. of Nat. Hist., 18G1. Hab. China. Spec (Mus. Ada Adeorbis prominula. Ade. testd subdiaphand, nitidA, striis concentricis tenuissimis sculptd ; spird de- presso-conicd ; anfractibus vix promincntibus, rapidc crescentibus ; umbilico mcdiocri, submarginato ; aperturd obliqud. The prominent Adeorbis. Shell rather transpa- rent, polished, sculptured with very thin con- centric strife ; spire depressed-conical ; whorls scarcely prominent, rapidly increasing ; umbilicus middle-sized, slightly bordered ; aperti lique. A. Adams. Ann. and Mag. ol" Nat. Hist, 18G1. Hab. Mino-Sinia, Japan. Species 14. (Fig. a, b, Mus. Adams.) Adeorbis clausa. Ade. testd discoided, subdiaphana. tenuissime concentrice striafd ; spird depressd, an- fractibus vix prominentilnis, superne subplanulatis ; umbilico partim callo obtecto. The closed Adeorbis. Shell discoidal, rather trans- parent, very finely concentrically striated ; spire depressed, whorls scarcely prominent, rather flat- tened above ; umbilicus partly covered by callus. A. Adams. Ann. and Mag. of Nat. Hist, 1861. Ilab. Mino-Sima, Japan. The umbilicus being partly lilled up by a callus, makes it a leading species towards the genus Tcinostuiua. in which the umbiHcus is entirely filled. Species 15. (Fig. a, b, Mus. Adams.) Adeorbis suturai.is. Ade. testd subglobosd, tenui, semi- pellucidd, tenuissime concentrice striata; spird subproductd, anfractibus rapid!: crescentibus ; suturd profundd ; aperturd magnd ; umbilico parvo. The sutured Adeorbis. Shell subglobose, thin, semi- pellucid, very finely concentrically striated ; spire a little produced, whorls rapidly increased ; suture deep, aperture Large ; umbilicus small. A. Adams. Ann. and Mag. of Nat. Hist., 18C1. Ilab. Tsu-Sima, Japan. Species Kj. (Fig. a, h, Mus. Adams.) ^Vdeorbis corniculi-.m. Ade. testd globosd, subdiaphand, minutissime striata; spird parvd, anfractibus rapidc April, 187-1. ADEOEBIS.— Plate II. cresce/ifibus, ultimo magna, rotunda; umhilico an- gusto, casta marginato ; aperturd magnd. The little horn Adeoebis. Shell globose, a little transparent, very minutely striated ; spire small, wborls rapidly increasing, last large, rounded ; nrabilicus narrow, bordered ^vith a rib ; aperture large. A. Adams. Ann. and Mag. of Nat. Hist., 18C1. Ilab. Mine Sima, Japan. Species 17. (Fig. a, 6, Mus. Brit.) AoEonBis Angasi. Ade. testa discoided, valde depressd, tenui ; spird parvd, planulatd, anfractibus paucis, parvis, rapide creseentibus, ultimo expanse, striata, ad suiuram crenulato, ad periphcriam acute cari- nata et conspicue crenatn ; vmbilico et aperturd maximis. Angas's Adeop.bis. Shell discoidal, much depressed, thin ; spire small, flat, whorls few, small, rapidly increased, last expanded, striated, crenulated at the suture ; sharply and conspicuously keeled at the periphery ; umbilicus and aperture very large. A. Adams. Proc. Zool. Soc, 1861. Hab. Australia. This beautiful little shell was collected by Mr. G. P. Angas. Species 18. (Mus. Brit.) Adeorbis n.ujula. Ade. testa depressd, subdiscoided ; spird paula exsertd, anfractibus roiundis, lente cresceiilibus ; umbilico mediocri, marginata, aperturd subratundd. The littix dwarf Adeorbis. Shell depressed, rather discoidal ; spire a little exserted, whorls rounded, slowly increased ; umbilicus moderate, bordered, aperture rather rounded. A. Adams. Ann. and Mag. of Nat. Hist., 18G1. JIab. Miuo-Sima, Japan. Species 19. (Mus. Adams.) Adeorbis subangulata. Ade. testa solidtiisculd ; spird paulo exsertd ; anfractibus subangulatis ; ultimo anfractu subelevata, propS suturam gibbosa, sub- angulato, infrcb latiuscula, obscure angnlato; umbilico prof undo, angustiitsculo, margine acuta; aperturd subavatd, labia externa, superne sinuatim producto. The slightly angular Adeorbis. SheU rather solid ; spire a little exserted ; whorls rather angular ; last whorl a little raised, gibbous and obscurely angular near the suture ; umbilicus deep, rather narrow, with a sharp edge ; aperture subovate, outer lip sinuously produced above. A. Adams. Ann. and Mag. of Nat. Hist., 1861. Hab. Gotto Islands, Japan. Species 20. (Fig. a, b, Mus. Adams.) Adeorbis diaphana. Ade. testd globosd, diapdiand; spird parvd, anfractibus rotundis ; ultima anfractu injiato ; umbilico parvo ; aperturd subratundd. The transparent Adeorbis. Shell globose, trans- parent, spire small, whorls round ; last whorl inflated ; umbilicus small ; aperture rather round. A. Adams. Ann. and Mag. of Nat. Hist., 1861. Hab. Gotto Islands, Japan. Species 21. (Fig. a, b, Mus. Adams.) Adeorbis patrdelis. Ade. testd semipellucidd, depressd ; spird paulo productd, anfractibus obscure biangulatis, ultima infrd planiiisculo ; umbilico angustiitsculo ; aperturd magnd, labia columellari rectiiisculo. The related Adeorbis. Shell semipellucid, depressed, spire a little produced, whorls obscurely biangular, the last rather flattened beneath ; umbilicus rather narrow; aperture large, columella lip rather straight. A. Adams. Ann. and Mag. of Nat. Hist., 1861. Hab. Mino-Sima, Japan. Related to Adeorbis Japoinca, but with more elate spire. MONOGRAPH OF THK GENUS TEINOSTOMA, ' Once hid from those who search the mam, Where thonsand eltin shapes ahide."— Willi am Colli (^^^ ;H^ lHno,sU>iiia PI i ^w>. " m:r^^ ,<^:^fes , --=^.. %MinBioAs Da} i Son Imp T E I N 0 S T 0 iM A. Genus TEINOSTOMA, A. ^rf«m,«. Testa depressa, alba, poliia, solida, raro spinditer striata, regione umbilicali callo obtecto : apertiird lateraliter producta, ab axe remota. Shell depressed, white, polished, solid, rarely spirally striated ; umbilical region covered by a callus ; aperture laterally produced, distant from the axis. Tiie difference between this genus and Adeorbis is that while shells of the former are widely unibilicated, those of the latter have the imibilicus filled up by a callus. The mouth also is laterally produced and out of axis. The localities of the few species known are as remote as Mazatlan, Japan, and the Philippines. >pec (Fig. a, b, c, Mus. Brit.) TEixosroM.\ AMPLECT.AXS. Tii. testa valde dipnssa, spird plaimlatd ; aperturd producta, labia extcriio subrostralo ; callo crassn, rotnndato. The folding Teinostoma. Shell much depressed, spire flattened ; aperture produced, outer lip rather beaked ; callus thick, rounded. Carpenter. Cat. Mazatlan Moll., p. 253. Uab. Mazatlan. Next to Teinostoma politum, this is the most pointed at the outer lip and has the largest callus of any of the species. Species '1. (Fig. ((, b, Mus. Brit.) TE1N0STO.MA CONCEXTRICUM. Tci. tfstd dcpressd, spiialitcv teiiuiter liratd, svperni' convexd ; umbilico cidlo oinidiiO obtecto ; aperturd atttice productd, siib- (laiminatd. The Concentric Teinostom.a. Shell dejn-essed, spirally finely ridged, convex above; umbilicus entirely April hidden by a callus; aperture anteriorly produced, slightly acuminated. A. Adams. Ann. and Mag. Nat. Hist., IHCjo. Uab. Takano-Sima, Japan. The only species covered with spiral stria'. Species ;i. (Fig. a, b, Mus. Brit.) TEIN0.S1-0MA ROLITL'M. Tei. testd valde dcpressd, politd, superm plamdatd ; ultimo anfractu gibboso, lateraliter producta ; aperturd productd, ovatd, ad suturam columellarnqve ina'assatd ; labia externa infra medium acute roatrato. The polished Teinosto.ma. Shell much depressed, polished, flattened above ; last whorl gibbous, laterally produced ; aperture produced, ovate, thickened at the suture and columella ; outer lip sharply beaked below the middle. A. Adams. Proc. Zoul. Soc, 1854. Ilab. Philippine Islands. Species 4. (Fig. a, b, Mus. Brit.) Tlinostoma substriatum. 7'ei. testd minima, nilenti, prope suturam minutissitne striatd ; callo angusio, circa rimam umbilicalem gyranti : aperturd sub- rotundd ; labia interno crasso, fere anfractvvi penultimum amplectanti. The substriated Teinostoma. Shell very small, shining, very minutely striated near the suture ; callus narrow, coiling round the umbilical rim ; aperture nearly round ; inner lip thick, nearly enveloping the last whorl. Cap.penter. Cat. Mazatlan Mull., p 254. Ilab. Mazatlan. 1874. TEENOSTOMA.— Plate I. Species 5. (Fig. a, b, Mils. Brit.) Teisostoma Cahpentikei. Tei. testa valde depressd, spird fere obtectd ; ultimo anfractxt, planulato, medio fissuratd ; callo umbilicati rotimdo ; aperturd productd, labio interno supra anfractum penuUimwu elevato ; labio externa ad medium rostrato. Cahpentek's Teinostoma. Shell much depressed ; spire almost hidden ; last whorl fattened, witli a medial fissure; umbilical callus rounded ; aperture produced, inner lip raised above the penultimate whorl, outer lip beaked in the middle. A. Adams. Ann. and Mag. of Nat. Hist., 18G1. llah. (iulf of Pechili. The suture and the apex of this shell are covered by an enamel, leaving only a little pit wliere the point should be. Species G. (Fig. a, b, Mus. Brit.) Teinostoma eadiatum. Tei. testd depressd, orbietdald. superne convexiusculd, infra medium planiHsculd ; lineis incrementi conspiciie concenirice liratd; an- fractibus rapide crescentibus ; aperturd subrotundd, antice productd ; labio interno ad suturam in- crassato, usque ad apicem elevato ; callo subex- cavato. The liAYED Teinostoma. Shell depressed, orbicular, rather convex above, rather iiat below the middle ; concentrically ridged with conspicuous lines of growth; aperture rather rounded, produced an- teriorly ; inner lip thickened at the suture, raised as far as the apex ; callus somewhat excavated. A. Adams. Ann. and Mag. of Nat. Hist.. 18G0. Hal). Kino-0-Sima, Japan. Species 7. (Fig. 1, a, b, Mus. Brit.) Teinostoma lucidum. Tei. testd orbiculari, dfpressd, aperturd sid)obliqud, antice rotundatim productd ; callo rotunda, tumido. The lucid Teinostoma. Shell orbicular, depressed, apertiu-e a little oblique, anteriorly roundly pro- duced ; callus rounded, tumid. A. Adams. Ann. and Mag. of Nat. Hist., 1.S60. Hah. Japan. Species 8. (Fig. a, h, Mus. Brit.) Teinostoma pusilluji. Tei. testd orbiculari, depressd, minutissime striatd ; suturd impressd; anfractu ultimo magno, ad peripheriam compressa ; labia interno septiformi, recto. The dwauf Teinostoma. Shell orbicular, depressed, very minutely striated ; suture impressed ; last whorl large, compressed at the circumference ; inner lip sej^tiform, straight. C. B. Adams. Conchological Contributions, p. 112. Teinostoma anamalum, H. and A. Adams. Teinostoma {calceolina) pusillum, Adams, Genera, Appendix. Hub. U. States; Tanube, Japan. The straight inner lip of this little species gives it the appearance of a Xeritina. M 0 N 0 G H A P [ I B R 0 D E R I P I A, 'Your name is giv;it in niontlix of wisest cenxnrc." —Shukyfu Brodcripta I 'I I- B R 0 D E R I P I A. Genus BRODERIPIA, Gray. Molluscum trachelipodum mai-inum. Testa marina, patelliformis, deprcssa, oblonga, non- spiralis ; apice postico, incurvo ; aperturd maxima, ovatd, inlits margaritacea. Mollusc, trachelipodous, marine. Shell marine, patelliform, depressed, oblong, nonsjiiral ; apex posterior, incurved ; aperture very large, ovate, pearly within. The late Mr. Broderip described two shells of this small genus, including them in Scutella. Hut although the animal is not known, the structure of the shell makes it probable that they belong to the family of the Slomatellinoi ; and that they bear the same relation to that family as the Ancyli do to the Lymneadw. Two Pacific, one Philippine, and one other species, are all at present known. Species 1. (Fig. a. h, Mus. Brit.) BuouERiriA ROSEA. Bio. testd pared, minuiisdme striata, ovnid, depressd, dorso arouitd, lineis flam- mulisque rubris snhreticulatim pictd ; ajiire post marginem posticum pruducto ; iiaered intiis teniiis- simd. The nosy Brodeiupia. Shell small, very finely striated, ovate, de[>ressed, back arched, painted network- like with red lines and flames: ajiex produced beyond the posterior margin, pearl very thin I Cuming's Broderipia. Shell subquadrate, subconical, depressed, minutely granular, rayed with red bands towards the margin ; apex sloped near the posterior margin ; columellar margin rather sep- tiform within. A. Ar>AMS. Proc. Zool. Soc., ISfjO. Hah. Isl. Capul, Philippines. The shell irom which our figure was originally drawn was unfortunately lost from Mr. Cuming's collection, but a drawing is preserved and an inferior specimen remains. Broderip (Scutella). Proc. Zool. Hab. Griniwood's Island, Pacific. Sue, l.s;)4. Species 2. (Fig. a, b, Mus. Brit.) iRODERiPiA CuMiNGii. Bro. testd suhquadratd, snb- conicd, depressd, minute gramdatd, fasciis rubris prop!: marginem radiatd : apice prop!; marginem posticum declinato : margine coluincUari intiis snb- septiformi. Species i!. (Fig. a, b, Mus. Brit.) Broderipia nitidissima. Bro. testd depi-csso-conicd, ovatd, intus palUde ^ji/r^JiireiJ, vivide iridescenti. extus fumoso-fuscd, costis regularibus, crassis ra- diatd; margine deiitato; apice p>auld post-mediani. The bright Broderipia. Shell depressed-conical, ovate, pale purple within, brightly iridescent^ smoky-brown without, rayed with regidar, thick ribs ; margin toothed ; ape.x a little behind the centre. Deshaves. Conchyliologie de I'lsle de la Reunion, p. 69. Hab. Bourbon. The only species wi ingly toothed margin. radiating ribs and correspond- Species 4. (Fig. a, b, Mus. Brit.) Broderipia ikidescens. Bro. testa tenia, ovato-oblongd, depressd, intus vivide iridescenti, i^ubro pallide reticulata ; e.vtiis pallid!: fulvd rosea vivid! oblique reticulata. The iridescent Broderipia. Shell thin, ovate-oblong, depressed, brightly iridescent within, reticulated with pale red ; pale fulvous without, brightly obliquely reticulated with red. Broderip (Scutella). Proc. Zool. Soc, 1S34. Hab. Grimwood's Island, Pacific. Aprd, 1874. MONOGRAPH OF THE GENUS C U L T E L L U S. ' Hi)w full the earth, auJ sea, and air ! How great Thy love ! what coustant ca Of all the host is shown." — Anon. CnHvllus /'/ /. Sowwbv del a k).. CULTELLUS. Plate I. Genus CULTELLUS, Schumacher. Testa transversi' ohlonga, mwquilateralis, aquivalvis, utrinqtie htans, rotunda, wahunihus anticis, inter- dum paulo arcuata ; interdum costd unthonali internd minuta. Denies in imd valvd duo, in altera valvd tres. Li(jamentum externum, ilonga- tum. Shell transversely oblong, iiic(|uilatonil, equivalve, gajjing at each end, roumlcd, with anterior um- bones, sometimes a little curved, sometimes pro- vided with an internal umbonal rib. Teeth two in one valve, and three in the other. Ligament external, elongated. Sijn. Maeha, Conrad. — Siliqua, Muhlfeldi. — Lcgu- minuni, Chemnitz. Uniting tlie group rcpresenteil. (Mus. Brit.) Cci.TKi.LUS COSTATUS. CiiL tcsti't. mcifjiiM, vealrirosd, obliiptd,propS umhoncs aurantia, purpurco nchulata, eiddennide fiisco suhviridi nileiiti indiiia, intus iiifrd ■timhonerii imicoslatd ; latere anlico brevi, sub- votundata ; latere postico elomjato, Iiianti, injlato, marffine dorsall hrevi, subcxcavato ; cardiiie vukjiio, iiiiirijiiu latcrali sttprd declivi, iiifrd rotnndatim prodncto. Thi; niKEED CuLTELLL's. Shell largo, voutricose, ob- lique, orange near the umboes, clouJeii witli purple ; covered with a greenish-brown, shining epidermis ; with a rib inside under the umbo ; anterior side short, rather rounded ; posterior side elongated, gaping, inilated, dorsal margin short, slightly excavated: hinge large, lateral margin sloped above, roundly produced below. S.w. American Marine Conohology. Hab. North America, Cape Kriisenstern. (Fig. 9.) Species:.']. (Mus. lirit.) Cl'I.TKl.LUS MEDIfS. CiiL tCftd t:idici'iiipre.^f''i, oblniir/a- i Uiptifd.iitrinqucliianti, cpuknnidc a'ltsso, .'ndjriridi, nib nti iuduti'i ; intus cosld ralidd inj'rd umhonem iitvdi.\Tcs. Cul. icsti'i elonrjald, coiiipresnd, lenui, purptireo late radiatd ct concciitrice fasciatd, ntrinque hianti, intics costd alba, validd, oMiqud infra umhonem idrdqtie valvd mxtnitd, ; latere antico hrcvitisculo, prope lunhones excavato ; latere postico eloi/ijaio ; marginc dorsali. ntrinque rectiilsculo, margine ventrali conve.vo, arctiato, utriiiqvv versiis terminus acclivi. The r.\vei> Cl'ltellus. Shell elongated, compressed, thin, broadly rayed and concentrically banded with purple ; gaping at each end, fortified inside with a strong, white, oblique rib under the umbo in each valve ; anterior side rather short, ex- cavated near the umboes ; posterior side elon- gated ; dorsal margin rather straight on both sides^ ventral margin convex, arched, sloping upward t(j- wards the end on each side. LlNX^rs. Systema Xatura>. //((/;. Sum^itra. Species 14. (Mus. Brit.) Cultellus hosti;.\tus. Cm/, testa magna, comprc6i:d, lata, elongatd, obscure pmrnureo radiatd ; epider- mide crasso suhviridi indutd, inths costd validd munitd ; latere antico breviiisculo, semiovalo ; latere postieo attenuate, versiis terminum angustato, ad ierminum latii truncate, margine dorsali cotnprcsso. The liEAKEi) Cultellus. Shell large, compressed, broad, elongated, obscurely rayed with purjile, covered with a thick greenish epidermis, fortified within by a strong rib ; anterior side rather short, semiovate ; posterior side attenuated, narrowed towards the end, broadly truncated at the end ; dorsal margin compressed. DuNKER. Proc. Zool. Soc, 18G1. Ilab. Arctic regions. It may be seen at once that this species, although- bearing a general resemblance to Cultellus graiulis. diilVrs from it in the posterior side tapering towards the end, instead of being expanded and inflated. I.s7-i. -'K*^^^^ CiiiuUns Fir. h^K CULTELLUS. Species 15. (Fig. a, b, Mus. Sowerby.) Ci'i.ri:i,i.us Jai'ONICUS. Cul. lestd tenui, ocatil, pallid!: sidi/u.v;ite. pale liroAviiisli, rayed and concentrically liandcd with purple, strengthened -within by a strong white rib under the umbo in each valve ; anterior side rather short ; posterior side more produced, com- pressed near the dorsal margin, with a groove ; ventral margin convex, hardly contracted in the middle. DiSKEii. Proc. Zool. Soc, 18G1. Siliqiia pulclier, Dunker. I/ab. Eastern seas. The specimens of Mr. Dunkor's Siliqita pulcher, seem to me to represent the young state of his i'. Japonica. It is longer in form, but it has the same groove con- current with the dorsal marsin. Species 17. (Mus. Brit.) Cui.TEM.i's GuAV.VNUs. Cul. tcstd tCHui, clonQatd, epider- midr tenuissimo indutd, costd intits munitd, vbscuir purpurea radiatd; latere antica hrevi ; latere pasiiro pnxhicta, margiiie dorsaii elevato, com- presso. Quay's Cultellu.s. Shell thin, elongated, covered with a very thin epidermis, strengthened with a rili inside, rayed with dull purple, anterior side short; posterior side produced, dorsal margin elevated, compressed. DuNicEi:. Proc. Zool. Soc, 1801. Hub. Coylon. ?pecii IC. (Mus. Brit.) CuLTELLUS ALBiDUS. Cul. tcstd parrd, subelliplicd, albd, semipellucidd ; latere antica hrevi; latere postico oblonfjo, margine dorsaii convexo ; margine vcntrali medio vix contracto. The whitish Cultellus. Shell small, subelliptic, white, semipellucid ; anterior side short ; posterior : side oblong, dorsal margin convex ; ventral ! margin scarcely contracted. DUNKEI! ? Hab. Catauuan, Philippines. | Species 18. (Mus. Brit.) Cultellus suesulcatus. Cul. tcstd ellipticd, tenui, obscurh inirimreo fasciatd ; intiis costd solidd munitd; latere antico brevi, rotunda ; latere postico ohliquo, elongato, pirope margiucm dorsalem lev e sulcata ; margine ventrali convexo. The SLiGHTLY-onoovED Cultellus. Shell elliptic, thin, banded with dull purple ; strengthened within by a solid rib ; anterior side short, rounded ; posterior side oblique, elongated, slightly grooved near tlie dorsal margin ; ventral margin convex. Soweuisv. Hah. ? This shell is named in the British Museum collection S. cosiatusvdv., but it is unlike the larger representatives of that species. It has the same peculiar groove-like depression parallel with the dorsal margin that dis- tinguishes C. Japonica, but it is much more inequi- lateral. CULTKLLUS.— Plate V. Species 19. (JIus. Brit.) \ fortified inside witli a strong rib under the umbo I in eacli valve; anterior side very sliort; posterinr OuLTELLUS Belcheri. CuL tcstd donfjcitu, compressd, | ^.^^ attenuated, sloped. sulameiformi, pallide purpurea ra(liata,epidermide \ ^^^^^^ ^ MS. in Brit. Mus. subviridi-fusco indiita ; intus costa validd infra \ ^^^ , umbonem in utrdque valvd munitd ; latere antico brevissimo ; latere postico attemiato, acclivi. Belcher's Cultellus. Shell elongated, compressed; ' Yi".\Q.b. a little wedge-shaped, rayed with pale purple, covered with a greenish-brown epidermis; CuLTELLL'sWlNTEi;iANU.s,7JitH/.cr,var. SpecieslO.Pl.lII. Cultdliis Fin. \%iceut Brooiis Dayi Soiikp CULTELLUS. Species 20. (Mas. Brit.) CuLTELLUS fOSTATUs. See Plate III. Fig. 8. Species 21. (Fig. 9, h, Mus. Brit.) CuLTELLUS MEDICS, var. See Plate III. Fig. 9. Species 22. (Mus. Brit.) CuLTELLUS viTiiEUS. Cul. tcstd jHirvd, semipelluciild, oblongd, lentissime areuatd ; latere antico brcvi, rotundo : margine ventrali wqiuditer conve.ro. The gl.\sst Ccltellcs. Shell small, scmipellucid, oblong, very slightly arched ; anterior side short, rounded ; ventral margin equally convex. BoissY. MS. Brit. Mus. Hab. Singapore. This little glassy species somewhat resembles the British C. piUucidtis. Species 23. (Fig. a, b.) CuLTELLUS CULTELLUS. Cul. tcstd acicformi, areuatd, post-medium laid, ante-medium attenuatd, tcrminis utrinqui acclivibus ; pallidd, sparsim maculis pmpureis aspersd ; rnhniibus fere terminalibus. The little cutlas Cultellus. Shell scimitar-shaped, arched, broad past the middle, attenuated before the middle, sloping upwards at both ends ; pale, sprinkled sparingly with purplespots;umbonesalmost terminal Linnaeus (Solen). Syst. Natura;. Cultellus Australis, Dunker. Hab. Port Essington, Australia. In Cultellus lividus the greatest breadth is before the middle ; in the present, which is the typical species, the greatest width is behind the middle. Species 24. (Mus. Brit.) Cultellus o\-alis. Cul. tatd cloiujuto-ovutd, siib- ventricosd, aureo-subviride, ittrinque versks terminos grisesceiiti ; latere antico 2)roducto, subacuminato ; latere pvstico oblongn, obtuse subtruncato ; mnrgine ventrali conve.ro ; margine do7-s\mker I. maxinius, Gmelin I. 10 •20 S •23 19 20 23 12 17 Plate. medius, Gray III. (and PI. VI., fig 9 b.) mimitus, "Siontagn II. Nuttali, Conrad III. olivaceus, 3/ete(z(/e VII. orientalis, Tinvikex I. ovaiis, Dunker VI. pellucidus, Pc«»a?j< II. politus, Z)unto' II. pijgnimus, 'La.vaa.rcV II. radiatus, LinncBus IV. rostratus, Dunker IV. scalpellum, &n/>C7% VI. ;>M/cAfT, Dunker V. subellipticus, Dunker II. subsulcatus, Soicerhy V. tenuis, Gray VII. vitreus, Boissy VI. Winterianus, Dunker III. V 21 MONOGRAPH OF THE GENUS C Y C L 0 S T R E M A " All which are made with wondrous wise respect, A ad all with admia-able beauty dccH."— Spenser. (rcbsirana J'l.I. C Y C L 0 S T R E M A. Genus CYCLOSTHKN(A, Manjalt. TeMa orbiculata, depri'ssa, /air nmliilintUi : spini parva, anfraclibus spiraliter et (■(niceiitrirr, plus 7Hiiiiisve Urala vcl sulcata. Apirtura inte/jra, hand nacrca, margiiie acii/o. Shell orbicular, depressed, broadly umbilicated ; spire small, whorls spirally and concentrically ridgod or sulcaU'd. Aperture entire, not pearly, margin acute. Some of the smaller species of DelpJiinula resemble these little shells, which, with Adeorbis and the sub- genera of both make a natural group. The difference between the two genera is that Cydostrema has more external sculpture and a wide umbilicus, which in Adeorbis is wanting. Of the twenty-three species included in this genus and its subgenera Daionia, Tubiola, Microlheca, and Mot-chia, a dozen were found by Mr. Arthur Adams on the coasts of Japan, half-a- dozen more wore collected by the late Mr. Cuming amongst the Philippines, leaving five or six for such widely distant localities as Britain and Australia, China and California, &c. Species 1. (Fig. a, b, Mus. Brit.) CVCLOSTREMA CINGITLIFKRA. CyC. tcstt't Orbicuhui, depressa, a7ifiaclibus rapide crescentibus, n/limo ca7-inis sex acutissimis, prominentibus cincto ; iim- hilico lata, piano ; aperturd rotmidd, margine externa superne laqumto. The belted Cyclostrema. Shell orbicular, depressed, whorls quickly increasing, the last encircled with six prominent, very sharp ribs ; umbilicus wide, flat ; aperture rounded, outer margin fluted. A. Adams. Proc. Zool. Soc, 1850. Hub. Isl. of Negroes, Philippines. Japan. Species 2. (Mus. Brit.) Cyclostrema excavata. Ci/c. testa romplanatd, minu- ti,-:siiiie spiraliter striatd ; aiij'nicli/ntx rapide cres- centibus, nltimoanj'ractu infra •iiniulatii. idinplanato; umbiliro lata ; aperturd obliqiia, vian/iiic tenui. The excavated Cyclostrema. Shell llattened, very minutely spirally striated ; whorls rapidly increas- ing, last whorl angular, flattened beneath ; umbili- cus broad ; aperture oblique, margin thin. Carpenter. Proc. Zool. Soc, 1850. Ilab. China Seas. Species 3. (Mus. Brit.) Ctclostrema sulcata. Cijc. trsiil ,.rhiri,/ari, depressd, regulariter spiraliter sulcala . >pir,'i rahir depressd ; ultimo anfractu lata; umbiliro talissiiiio, sulcata; aperturd fere rotundd. The sulcated Cyclostr.ema. SIrII orbicular, de- pressed, regularly spirally sulcated ; spire much depressed ; last whorl broad ; umbilicus very wide, grooved ; aperture nearly round. A. Ai.AMs. Proc. Zool. Soc, 1850. Ilab. Philippines. Japan. Species 4. (Fig. a, b, Mus. Ci CVCL0STI;EMA VeRRAUXII. Cyc. testa orbiculatd, de- j)ressd, spird parvd, anfnirtibus subquadratis, rapide crescentibus ,- vltiiiin aiifrnclu tricarinato, carind viediand pnanin, nli. a, I ,i/i, rlurant in lobam lingntformemprodtui,^ ,■ uiiihi/ir(, mnliarri, planato ; aperturd magna, labia cvlrnai inj'rd ainjiilato, medio lingulatim p?-oducto. Verkaux's Cyclostrema. Shell orbicular, de- pressed, spire small, whorls rather square, rapidly June, 187-1. CYCLOSTREMA.— Plate I. increasing ; last whorl three-keeled ; middle keel prominent, produced at the aperture into a tongue- shaped lobe ; umbilicus middle-sized, flattened ; aperture large, outer lip angular below, with tongue-shaped projection in the middle. Fischer (Adeorbis). Journ. de Conch., pi. 10, f. 13. Hab. California. Species 5. (Mus. Adams.) CrcLOSTRESiA ANAGLTPTA. Cyc. tcstd trocMfomii , solidd ; spird exsertd ; ultimo anfractu, earinis moniliformibus trihus cincto, umbilico lata, planato ; aperturd rotunda, labia extemo extus crenulato. The chased Ctclostuema. Shell trochiform, solid ; spire exserted ; last whorl encircled with three beaded keels, umbilicus broad, flattened ; aper- ture rounded, outer lip crenulated outside. A. Adams. Ann. and Mag. of Nat. Hist., 1863. Hab. Seto-Uchi, Japan. Species 6. (Fig. a, b, Mus. Brit.) Ctclostrema cancellata. Ci/c. testd suUenticulari, depressd ; spird planulatd ; ultimo unfraciu niagno, medio cannato, supra infrdque carinam costis validis concentncis et liris interstitialibus spiralibus can- cellatd ; aperturd magnd ; umbilico mediocri. The cancellated Cyclosteema. Shell sublenticular, depressed, spire flattened ; last whorl large, keeled in the middle, cancellated above and below the keel with strong concentric ribs and interstitial spiral ridges ; aperture large ; umbilicus middle-sized. Maryatt. Trans. Linn. Soc, 1818. Hab. West Indies. Philippines. Species 7. (Fig. a, b, Mus. Adams.) Cyclosteema biporcata. Cyc. testd orbiculato-depressd ; spird planulatd; ultimo anfractu depresso, acute bicarinato, carind inferiori m,agis prominenti ; aperturd subrotundd ; labio extemo bilobato ; umbilico parviusculo. The two-ridged Cyclostrema. Shell orbicularly de- pressed ; spire flattened ; last whorl depressed, with two sharp keels, the lower keel more promi- nent ; aperture rather rounded ; outer lip two- lobed ; umbilicus rather small. A. Adams. Ann. and Mag. of Nat. Hist., 1863. Hab. Seto-Uchi, Japan. CjdoMrenia FIJI. YiULenlBTuoks Day i. Son Iraii C Y C L 0 S T R E M A. II. Species 8. (Mas. Crosse.) Cyclostiiema Sciikammii. C'/c. /cMsiili/i'pirfssii ; spird stihcoinpliinatd, aiifractihus propi fulnnvu I'xcavatis ; concentricc obtiqiii litiuinis cxtnutihus ornalis, superne aaiminalis. ScHUAMMi's Cyclostukma. Shell subdepressd ; spire rather flattened, wliorls excavated near the suture; concentrically oljli(|Ucly ornamented witli extant lanunre, acuminated aliove. FiscHEii. Journ. de Cunch., pi. 10, I'. 10. Ilab. Guadaloup. Species 9. (Mas. Brit.) Cyclostrema micans. Ci/c. tcsid depressd, crassd ; spird pared, depressd ; aii/ractibus conceiitrici rugatis, concentrice tricariiialis, rwinis nodulifens, medid niagis prominenti ; apertin-d parvd, rotundd ; marffine inlegro, crasso, crenulato ; uiMlico parvo. The shining Cyclo.stukma. Shell dei)ressed, thick ; spire small, depressed ; whorls concentrically three-keeled, keels noduliferous, the middle one more prominent ; aperture, small, round ; margin entire, thick, crenulated ; umbilicus small. A. Adams. Proc. Zool. Soc, 1850. Cycloslrema pulchella, Dunker. Cyclostrema modesta, Gould. llab. Port Lincoln. Japan. Spe (Mus. Adams.) CiXLOSTREMA Ammonocera?. Ci/c. ti'std plimorliculari, anfractibus depre/sis, costis concentricis crassius- cidis omatis, inter castas tenuissime striatis; ultimo anfractu prope suturam et circa umbilicum planato; timhilico inediocri ; aperturd magna ; labia externa tenui. The Ammoxoceiias Cyclostrema. Shell planorbicular, whorls depressed, ornamented with I'ather thicls; concentric ribs, finely striated between the ribs ; last whorl flattened near the suture and round the umbilicus ; umbilicus middle-sized ; aperture large ; outer lip thin. A. Ai.AMs. Ann. and ^Mag. of Nat. Hist., 1803. llab. Japan. Species 11. (Fig. ire short, conical, columella straight anteriorly, with one plait in the middle. Grav, in Brit. Mus. Sowerby's Conchological Illustra- tions, fig. 5. Hah. Chili. Species 2. (Fig. a, h (and PI. III.), fig. c, Mus. Brit.) ,INA FLUl purpurei Chilina fluminka. Chi. testa ovatd,temii, pai siihquadratis in scriehas qi maculis uir dis- tinctis notatd; t^pird siibproductd, anfractibus parvis, comwiiusculis ; cahimclld crassd, pilanatd, plicis duabus, und ad, nudinm, altera siiprd medium armatd. The streamlet Chilina. Shell ovate, thin, small, marked witli four rows of purple, rather square distinct spots ; spire rather produced, whorls few, rather convex ; columella thick, flattened, armed with two plaits, one at the middle and one above. Gi:av. Spicilegia Zoologica, p. 5; Conch. 111. fig. 7. Hab. S. America. species (Fig. a, b, Mus. Brit.) CaiLiNA MA.ioR. Chi. testa ovato-ven.rli'.osd, interniptum quadri/asdatd, intus fused ; spird breviHsculd, anfractibus ohliise anijulatis, ultimo luaximo, ventri- cosa ; columella oblique biplicatd. The large Cuilina. Shell oval, ventricose, inter- ruptedly four-banded, brown within ; spire rather short, whorls obtusely angular, the last very large, ventricose ; columella obliquely two-plaited. SowERBT. Malacological Magazine, part 2 ; Conch. 111. fig. 7. Bab. S. America. This Very large species is very characteristic of the genus to which it belongs. Species -1. (Fig. a, 6, Mus. Brit.) Chilina Dombeyana. Chi. testd ohlongd, ovatd, intus fused; st7-igis fe.xuosis in seriebus tribus pictd; spird productd ; anfractibus obtuse angulatis ; aper- turd oblongd, labia externa svprd medium sinuatim produclo ; columella crassd, latd, medio, plica crassd munitd. Domuey's Chilina. Shell oblong, ovate, brown within ; August, 187 I CIIILINA.— Plate I. painted with flextious stripes in three rows ; spire produced ; whorls obtusely angular ; aperture oblong, with the outer lip S'nuously produced above the middle ; columella thick, broad, strengthened in the middle by a thick islait. SowEEBV. Conchological Illustrations, fig. 11. Hab. Chih. Species 5. (Fig. a, b, Mus. Brit.) CuiLiNA EOBUSTIOR. Chi. testd brevi, crasm, ventrkosd, pallide fused, fasciis numerosis angulatim maculalis pictd, mtus subcceruled; spird breviUsculd, suh- conicd, anfractihus paucis, obtusissime angulatis ; ultimo suhventricoso ; aperturd subovatd, labia ex- tei-no intus incrassato ; columelld crassd, plicis und mac/nd, infra medium, alterd parvd, obliqud, supra medium munitd. The eobu.st Chilina. Shell short, thick, ven- tricose, pale brown, painted with numerous an- gularly-spotted bands, bluish within ; spire rather short, rather conical, whorls few, very obtusely angular ; last whorl rather ventricose ; aperture somewhat ovate, outer lip thickened within ; columella thick, strengthened with one large plait below, and another small, oblique above the middle. SowERBY. Malacological Magazine; Conch. III. fig. 1. Hab. S. America. aiilinaFin. 4 ™ C H I L I N A. Plate II. Species G. (Fig. a, h, IMus. Brit.) CniLiNA ACUMINATA. CM. testi'i ovatd, utrinquc acnmi- nat'i, tenui, levitei; maculatim fasciatd, apcrlwu spirmn longitudine aquante ; columella obllqiir hiplicatd. The acuminated Chilina. Sliell ov.al, acuminated at each end, thin, slightly banded with spots, aperture eqvialHng spire iu length ; columella obliquely two-plaited. SOWERBY. Hub. Baldivia. This, like the succeeding species, has a thin columella with two small, oblique folds, but the form is so different that it would be a groat anomaly to associate the two sheila under one specitic name. (Fig. 0. r.) Species 10. Mus. Brit. CniLi.N'A ovalis. Chi. teftd ovatd, iiiitriilato-fasciatd, iittus fuhvinlaced ; spird acuininatd ; ajhrtiird tsiibovatd, columelld arcuatd, tenui, ohtiqui' liipli- catd. The oval Ciiilina. Shell ovate, banded with spots, rather violet within; spire acuminated ; aperture rather ovate, columella arched, thin, oldiquely biplicate. SowERRY. Malacological Magazine, PI. 2, Conch. lUus. f. 6. Ifab. Peru. Species 7. (Fig. a, b, Mus. Brit.) Chilina fluctuosa. Chi. testa subttirbinatd, suhovatd, tenui, striyis fasciatim imdulatis, subdistantibus longitudinalibus or-natd ; anfractibus superne sub- gibbosis, columelld uniplicatd. TeE fluctuating Chilina. Shell rather turbinated, rather ovate, thin, ornamented with rather distant longitudinal stripes undulated in bands ; whorls rather gibbous above, columella single-plaited. Gr.w. Spicilegia Zoologica, t. 6, f 10, Conch. Ilh: fig. 2. Hah. S. Ai The shell figured in the Conchological Illustrations hardly seems to correspond with the shells in the British Museum to which Mr. Gray's name is attached. Species 8. (Fig. a, b, Mus. Brit.) LMPri.i.ACEA. Chi. ti'Std vcntricosissimd, fasciis pai. piictd, intiis fused ; aperturd rotuiidd ; columelld indistincte cvi, anfractibus superne sub- Shell maculatis magnd, antid laid plicatd ; spird b plaaulatis. The ixflated Ciiilina. Shell very veutricose, painted with few sjiotted bands, lirown within ; aperture large, broad anteriorly, rounded ; columella in- distinctly plaited ; spire short ; whorls rather flattened above. Sowerby. Malacological Magazine, PL 2, Conch. Illus. fig. 3. Hab. S. America. Much more inflated than Chilina Major. Species 9. (Fig. a, b, Mus. Brit.) Chilina girbosa. Chi. testd brevi, subovatd, solidd, spiralitcr strigatd, immaculatd; aperturd ovatd, magnd, albd ; columelld rectd, elongatd, crassd, medio imijtlicatd, plied crassd, obliqud; spird brovissi7nd ; anfractibus superne planulatis. The gibbous Chilina. Shell short, rather oval, solid, spirally striped, not spotted ; aperture ovate, large, white ; columella straight, elongated, thick, single- plaited in the middle, plait thick, oblique ; spire very short ; whorls flattened above. Sowerby. Malacological JIagazine, PI. 2, Conch. lUus. fig. 4, Hah. S. America. August, 1874. ChOina PI. HI I # Sower'bj del el lilli VmLsm-Brcoks T>»'S Son.liif C 11 I L I N A. (Fig. 2 c, Mus. Brit.) CUILINA FLU.MINEA, vai'., See Platc I. Species 11. (Mus. Brit.) Chilina Puelciia. Chi. testd ovati'i, macidit! quadratis infasciis quatuor dispositis ornatd, iiitus alhl, inaculis purpureis quadratis pictd ; spird brevi, anfractibua obtuse angulatis ; columella tenui, infni plied tenui, obliqvd, suprd plied majori munitd. The " Puelciia " Chilina. Shell ovate, ornamented with square spots disposed in four rows, white within, painted with purple spots ; spire short, whorls obtusely angular ; columella thin, strength- ened with a thin oblique rib below, and a larger one above. Orisigny. MS. Sowerby, Conch. Illustr. fig. 13. Hab. Boldivia. Species 12. (Mus. Brit.) Chilina Patagonica. Chi. testd oblonga, maculato- fasciatd ; spird brevi, anfractibus superne obtuse angulatis, ultimo magno, lateribus rectiiiseulis ; aperturd ovatd, intils purpureo seiiatim maculato ; columelld crassd, plied crassd in medio munitd. The Patagonian Chilina. Shell oblong, spot- banded ; spire short, whorls obtusely angular above, the last large, with rather straight sides; aperture ovate, with rows of purple spots inside ; columella thick, strengthened with a thick plait in the middle. Sowerby. Hab. Patagonia. There is a cylindrical, straight-sided appearance about this shell that seems to distingvush it. Species 13. (Fig. a, b, Mus. Brit.) Chilina Tehuelcha. Chi. testd solidd, ovato-subcylin- draced, tenuiter fasciatim strigatd ; spird brevi, conicd, anfractibus superne angulatis, subplanulatis, ultimo subrecto, aperturd magnd, columelld lata, crassd, irregulariter et obscure biplicatd. The " Teiiuelca " Chilina. Shell solid, ovate-sub- cylindrical, thinly striped in bands; spire short, conical, whorls angular above, rather flattened, aperture large, columella broad, thick, irregularly and obscurely biplicate. Ordigny. MS. Sowerby, Conch. Illustr. fig. 9. Hab. S. America. A rather solid species, with very stout columella. Species 14. (Mus. Brit.) Chilina elegans. Chi. testd tenui, ovatd, utrinqtti acuminatd, subtiis epidermidem eleganter lineis fasciatim undulatis pictd ; spird acuminatd, pro- ductd ; aperturd ovatd, antic'e subattcnuatd ; coho- irtelld medio uniplicatd. The elegant Chilina. Shell thin, ovate, acuminated at each end, elegantly painted with lines undulated in bands ; spire acuminated, produced ; aperture ovate, anteriorly subattenuated ; columella with a single plait in the middle. Fairfield. MS. Brit. Mus. Hab. Boldivia. Species 15. (Mi • ? copied.) Chilina tenuis. Chi. testd tenui, subovatd, subturbinatd, intils fused, undulatim, pictd ; spird conicd, acu- August, 187 CHILINA.— Plate III. tninatd; columelld angusid, rectiusculd, oblique el tenuiler hiplicatd. The thin Chilina. Shell thin, subovate, rather tur- binated, brown within, painted with undulations ; spire conical, acuminated ; columella narrow, rather straight, obliquely and thinly two-plaited. Gr.AT. Sowerby, Conch. Illustrations, fig. 12. Hah. S. America. The second figure given in the Conchological Illus- trations for Chilina tenuis is that of a C. Jluctuosa. Species 16. (Mus. Brit.) Chilina fasciata. CM. testd ovatd, tenui, fasciis in- terniptis tribus ciiictd ; spird acuminata, anfractibus convexiilsculis, ultimo magna, ovato ; columelld infrd tortud medio oblique hiplicatd. The banded Chilina. Shell ovate, thin, encircled with three interrupted bands ; spire acuminated, whorls rather conve.x, the last large, ovate; columella tortuous below, with two oblique folds in the middle. Gould ? Hab. S. America. The bands of this species interrupted. soft and not distinctly Species 17. (Mus. Brit.) Chilina suBCYHNDniCA. Cbi. testd ovato-subcylindricd, intiis,fusco-purpiirascenti, spi)-d productd, anfrac- tibus superne angulatis, declivibus, ultimo ad latera i-ectiibsculo, aperturd suhovaid, labia externa intus incrassato ; columelld plicis uiid superiori magnd, alterd inferiori parvd, munitd. The subcylindrical Chilina. Shell ovate, sub- cylindrical, purplish-brown, spire produced, whorls angular above, sloped, the last rather straight at the sides, aperture subovate, outer lip thickened within ; columella strengthened with an upper large plait, and a lower small one. SOWERBT. Hab. Ancud, Chili. Species 18. (Mus. Brit.) Chilina Parchappii. Chi. testd oblongo-ovatd, pallide corned, tenui, strigis parvis undulatis rubris in fascius tribus aut quatuor dispositis ornatd ; spird subattenuatd, anfractibus declivibus, ultimo ovato, superne subangulato ; columelld superne uniplicald, infra tortud. Parchappi's Chilina. Shell oblong-ovate, pale horny, thin, ornamented with small red undulated stripes, disposed in three bands ; spire rather attenuated, whorls sloped, the last ovate, rather angular above ; columella single-plaited above, tortuous below. Orbigxt. Synopsis. Sowerby's Conchological Illustra- tions, fig. 8. Hab. Conception Island. MONOGRAPH OK THE CxENUS P H Y S A, None can express Thy works, but he that knows them." — Gcory: H- rh,rl. Bivm PL/. % w 4 # # % Sowerbv del et. I.ith VincenLBroote. Day 5c Son,! F II Y S A. Genus PIIYSA, Draparnaud. Testa Jliiri'tli/is, ronua, tenuis, spiralis, sinlstrorsrf, ■plertniiqiie ovato-iiciiminafa ; labia e.rterno aciita, siiiiplii-i ; labia interna expanso, cum roluniella cvn- timio ; columella tortua, uniplirata. Operculum nullum. Shell (luviutiio, horny, thin, spiral, sinistral, gonorally ovate acuminated ; outer lip sharp, simple ; inner lip expanded, continuous with the columella; columella tortuous, single-plaited. Operculum none. The Physa;, like the other Lynuia-da?, are fnuml in ponds, rivers, and fountains. Many of the older spicies are North American and many of the newer ones are Australian. We have a couple in Great Britain, and there are others in other parts of Kurope. South Africa and India abound in species, which on the whole seem to flourish best in warm countries where ruiming streams are to be found. trans- 'uald; Species 1. (Mus. Sowerby.) PlIVSA I'ONTIN.iLls. P/(//. testa tenui, H lucidA, pallidefulvd, ovatd ; npird brer aperturd ohliqud, cvlumelld albd, tenui, tarlh plied subprominenti ; labia interna teuui^^iiiia. The kount.mn Piiysa. Shell thin, shining, transparei pale fulvous, ovate ; spire short, acuminated ; ape ture oblique, columella white, thin, tortuous, witi rather jjrominent fold ; inner lip very thin. Linnaeus (Bulla). Systema Naturce. Ilab. Great Britain; France; Europe generally. Mostly found in standing pools and small streai near fountains. Species 2. (Fig. a, b, Mus. Sowerby.) PuvsA Africana. Phi/, testa ovato-tumidd, solidiilsculd, nitenli, olii}aced,fasciis paucisfuscis longitialinalibus ornata ; spira gibbosis ; columella, h, anj'ractibus siipierue albd, crassd in anijuluiii The Afuicax Pin Shell tumid-ovate, rather solid, shining, olivaceous, ornamented with a few brown longitudinal bands; spire very short, whorls gibbous above; columella short, white, thick, produced into a tooth-like angle. Krauss. Sudafriken Mollusken. Phijsopsis Africana, Adams. Hab. Cape of Good 11. .pe. The prominent tuoth-like angle of the short columella i.s so remarkable that it has been supposed by some to justify a generic separation. Species 3. (Fig. a, b, Mus. Brit.) Physa ancili.ai;ia. Pbi/. testa orato-obloiigd, pallide corn,,!, hine-illic fiiscu faseiiitil, spird breviusculd, aufructibiis a/,;e„li/„is pareis, j>: uultiwo ma,jno, ultimo ohivu'jn. jiiKpe siitiiraiii tuiiiido: aperturd ovatd, labia iuterun ralido .- eviumelld torttid, plica vuiderate consjiimd. The nA.\D5iAiL> Physa. Shell ovate-oblong, pale horny, here and there banded with brown, spire rather short, apical whorls small, penultimate large, last oblong, tumid near the suture ; aperture ovate, inner lip strong ; cohunella fold tortuous, plait moderately conspicuous. Say. Haldeman's Archives, PI. II. f. 1. Bab. Pennsylvania. Species i. (Fig. a, b, Mus. Sowerby.) Physa inflata. Pb;/. tcstd ylobosd, injlatd, brevi, pallidij'iilr.i, ran) fasco fasciatd, spird brevissimd, aiif'riielii ujiieiili uduuto, secundo inflata ; idtimo valde iiijlala; ullrd a.eeiu. producto ; aperturd ro- tunda, ruluuielld areiiatd, jdicd eleratd. The inflateii Phvsa. Shell globose, inflated, short, pale fulvous, here and there banded with brown, spire very short, with apical whorl minute, the second intlated, the last much inflated, produced beyond the a.^s; aperture rounded, columella arched, plait raised. Adams and An ;as. Proc. Zool. Soc. Hub. S. Australia. November, 1874. PHYSA.— Plate I. Species 5. (Mus. Sowerby.) Phtsa subinflata. Phy. testa brevi, inflatd, ovato- acuminatd, pallide corned; spird brevi, acummatd ; aitfractibus rapidi crescentibus, ultimo inflato, ovali; aperturd subpyriformi ; 7nargine vix contracto ; cobimelld obliqvd, plica vix conspicud. The scbinflated Phtsa. Shell short, inflated, ovately acuminated, pale horn ; spire short, acuminated ; whorls rapidly increasing, the last inflated, oval ; aperture rather pyriform, with margin scarcely contracted, columella oblique, fold scarcely con- spicuous. Sowerby. Hob. S. Australia. Much more ovate and acuminated than either Plujsa iiiflata or Fh. Newcombi, with the latter of which it i* associated in the text. Spc C. (Mus. Brit.) Phvsa AlicijE. Phy. testa suhovatd, fumoso-fuscd, liris spiralibus subdistantibus, paulo clevatis, ciliatis et striis longitudinalibus cancellaid ; spird brevi, acuminata, ultimo anfractu prope suiwam angv- lato ; aperturd suhovatd, magna, plied, conspicud. Alice's Physa. Shell subovate, smoky-brown, can- cellated with rather distant sliglitly elevated, ciliated ridges and longitudinal striae ; spire short, acuminated, the last whorl angulated near the suture ; aperture rather oval, large, plait con - spjicuous. Reeve. Proc. Zool. Soc. Hub. India. Species 7. (Figs. 7 and 7 b, c, Plate XI. Mus. Sowerby.) Physa HTPNOnuii. Phy. testd elongald, acuminata, nitenti, succined ; spird aperturam longitudine cequanti, anfractibus paucis obliquis, attenuatis ; aperturd angustd, plied columcUari conspicud, tortud. The moss Phtsa. Shell elongated, acuminated, shining, amber coloured ; spire equalling aperture in length, whorls few, oblique, attenuated ; aperture narrow, columella plait conspicuous, tortuous. LINN.EUS (Bulla). Systema Naturae. Hah. Great Britain ; France ; Eurojie generally ; United States (var. 7 b). The specimen figured (7 b) from Michigan near the Rapids is much larger than the European examples, but presents all the same characteristics. Flivsn FIJI ^ 4 ,;\ # Soweiby del ei. Liii VmccnlBrooksDiji: Sonjmp P H Y S A, II. Species 8. (Mus. Sowerby,) Physa acuta, rhy. tesld ovaU'i, trmiflucidi'i, pallkle corned, politd; spird acuminald ; apcrturd si'iiii- ocatd, intiis prope marginem paido incrassatd; plird i-nhimellari vix prominent i, rectiuscuhi. The aoite Phtsa. Shell ovate, transiucid, pale horn, polished; spire acuminated; aperture setniovate, a little thickened within near the margin ; colu- mellar fold scarcely prominent, rather straight. DRAPAliNALI). Mollusca, p. OO, pi. Ji, f. 10, 11. Hab. Sicily. This species, which resembles F!ii/m j'dnliiuills in some respects, differs from it in the production and sharpness of the apex. Species 9. (Mus. Sowerby.) PiiYSA HiLPnETiiiAN.E. Phi/, tesid ovatn-ohhiiffd, ienui, semipt'llucidd, corned, /"iisco-griscsccnti, fa.tciis pallide fulvis distnntibus oniatd ; aperturd inths cnstaned ; columelld siihtortud, albidd. Hildueth's Physa. Shell ovate-oblong, thin, semi- pellucid, homy, greyish brown, ornamented with distant jiale fulvous bands ; aperture chestnut within ; columella rather tortuous, whitish. llab. Michigan. Species 10. (Mus. Brit.) Physa Nov.e IIui.laxih^. P////. t^std sidifnsiformi, fumoso-strnmined ; fpird pruductd, acuminald; an- fractibiis rotundis, apicaliins minutis, ultimo aii- fractu brevi aperturd fere alhd, spirani longitudine ce.quanti ; plied columellari tortud, conspicud. The New Holland Physa. Shell subfusiform, smoky- straw-coloureJ ; spire produced, acuminated ; whorls round, apical ones small, last whorl sliort ; aperture nearly white, equalling the spire in length ; columellar plait tortuous, conspicuous. Blainville. Malacologie, pi. 37, fig. 3. Ual>. New Holland. Species 11. (Mus. Sowerby.) Phvsa Maugei!i.«. Phy. testa ovato-subpyramidatd, jxi/itissimd, fusco-grisesceiiii, strirjis albis longitu- dinalibus interniptisnumero.^ie nulaid ; ., ilg. 12. Hub. South Africa. Species .3;5. (Fig. a, b, Mus. Brit.) PuYSA LATILAIUATA. PliiJ. tcstd fulcd, Irevi, l-!ld twi>ted a little backwards. Adams and Axi;.\s. Proc. Zool. Soc, 1^03, p. 417. JJab. \orth Australia. Species 41. (Mus. Rrit.) PnYS.\ nDMEROS.\. Pbi/. tcalA brevitcr subii/linrlrird, pallida, crasfd ; spird breriiisctild, aruminatd ; anfrai-tii ii/finm .itipirni /in^pi' stltnram gibbasd, sub- aiKjnlafii. hit, rihiis r, liiil-rulis ; uperlurd sciiiioratd ; Col'Uiiirlld rnis./. testd ijloboso->:iihiiviiid, <■(» mibviridi, niteiiti, tenuiss-iiitd, pcUnciih't : sjiini In simd, aperturd mafjnd, .•ivborald, ultimo iinj] inflato ; plied oAiuneltari tcoii, arruatim tortn F. Tue SEMir.LOBOSE Pin-s.-i. Shell globo.se, subovate, greenish-horn, shining, very thin, pellucid ; spire very short, aperture large, subovate, last whorl inllated; colunieliar fold thin, twLsted archwise. Westerland. MoUusques terrestres et d'eau dunces, p. 20. Ilab. Sweden. Species 43. (Pig. a, b, <■, Mus. Brit.) I'HYS.\ PROTEUS. Pliy. testd solidd, fiisiformi, lo'virjatd, pallid!: fulvd ant cinered, fasciis castanets vel ulbido-subaureis longitudinaiibus variegatd ; spi7-d elojif/atd vel brevi-dsculd, anfractibus convexif, jwnnunquam suhangulatis, aperturd semiovatd, inths purpurasceriti ; plied columellari crassd, tortud. The PROTEUS Physa. Shell solid, fusiform, smooth, pale-fulvous or cinereous, varied with chestnut or yellowish-white longitudinal bauds; spire elongated or rather short, whorls convex, sometimes a little angular; ai>ertiu-e semi-ovate, purplish withiu ; columellar plait thick, tortuous. Sow ERE Y. Huh. West Australia. There is quite a gradation from the elegantly fusiform to the stuuted angular character. Species 44. (Mus. Brit.) Physa Cumingii. Phy. testd subinflatd, inverse eonicd, fusco-fernigined ; spird brevissimd, planulatd, an- fraclu ultimo maxima, postice obtuse subangulato, tvmido, antice paulo attenuate ; aperturd elongatd, lahio externa simiato, lahio interno crasso, lata, plied columellari tortud, validd. CuMiNii's Physa. Shell a little inflated, inversely conical, ferruginous brown ; spire very short, , 1873. PlIYSA.— Plate VI. flattened, last whorl very large, posteriorly obtusely subangular, tumid, a little attenuated in front; aperture elongated, outer lip sinuated, inner lip thick, broad ; cohuiiellar Ibid tortuous, strong. H. Adams. Proc. Zool. Soc. Ilnh. Port Essington. secies 40. (Mus. Brit.) Species 45. (Mus. Brit.) Phvsa iietekostropiia. Phy. testd ovato-subfusiformi, fuk-a, opacd, spird breviusculi'i, aamiinata, anfruc- tibus paucis, parvis, rotundis ; ultimo unfractu inflato, brevipost columdlamsubexeavato; aperlura marjnd, semiovatd, intus aured, propc marQinem castaneo fasciatd ; columella elomjatd, fire recta. The heterostkophe Physa. Shell ovate-subfusiform, fulvous, opaque, spire rather short, acuminated, whorls few, small, rounded ; last whorl inflated, short, a little hollow behind the columella ; aper- ture large, semi-ovate, inside aureous, banded with chestnut near the margin, columella elongated, nearly straight. Say. Haldenian's .Monograph. Hab. Pittsburgh, Pennsylvania. Physa spicul.\ta. Phy. tcstd rlongatd, ant/xstd, /».~rr-- cinerascenti, roseo-falvo nebulatd, nitciili : ■■'piid productd, attenuatd, acuminaid ; apcrtuni (iii:/iisfd, semioratd, plied columellari tenui. TuE SPIKED Physa. Shell elongated, narrow, ashy- brown, clouded with fulvous pink ; shining ; spire produced, attenuated, acuminated; aperture narrow, semiovate; columellar fold thin. MoriELET. .' Hab. .' Species 47. (Mus. Brit.) PuYSA SoWEliBYANA. Phy. tcdd ohlomjo-ovatd, politd, obscure succined ; spird elecatd, acimdnald ; ultiina anfractu subovato ; columelld tenui, leviter torluosd. Soweeby's Phtsa. Shell oblong-ovate, polished, dull amber, spire elevated, acuminated; last whorl nearly oval ; columella thin, slightly tortuous. D'Oruigny. Hab. Jamaica. Much more inflated than Physa yncttlala, but not so much so as others of similar form. Physa Pl.VII. ^ h # w i 4 ^ Sowerty del etlith "fcicenliropks.D,!^ X SGaimp P II Y S A. S|,ecics 48. (Mus. Brit.) I'liYS.v vil!ii.vr.\. Phy. tcsb'i pnrra, ociil,1, polila. chirrco- Julvd, albo striijali't ; xpii-'i In-i riiism/ii, uliliina, ii ii- Jractilnis convexiusculiti : nil i mo (infract a unilo ; aperttird femioratd, intiis caxtancii, plied ailuniellnri elcvatd, teimi, vltli. M, xico. ■19. (Fis. «, b, Mus. li.it.) PllYS.v Ti:iTlCK.\. Phi/, testd par traiistucidd, aiijustd, tcjuii.i. inn), xpira bn ultimo anfractu subct/lindracco ; aperlurd elviKpttd, amjimtd, jlicd coliimellari teiiiii, leviler tortiiOi,hrfi,:dric S,lhdii. prrs.si.-! „p,rlii bihio riild ibiis fusco-olimced, , loiii/itiidiiie aperturam i/i/iliusis, medio subcom- breviter subcylindrico ; lis fiisco-purpurascenti, iiatim producto, antic!; ainiiatiiii lyiiiiri/iiiiilii : rohi iiielld duplicatd. The bay Puysa. SIhII ovate-subcylindrical, olive- brown, rather .solid ; sjjire elevated, equalling aperture in length ; whorls broad, gibbous, compressed in the middle; last whorl shortly cylindrical ; aperture rather short, purplish- brown within, outer lip posteriorly sinuously produced, anteriorly sinuously emarginated ; columella dovible-plaited. Adams and An(5AS. Proc. Zool. .Soc, 18G3, p. 41G. Hub. A tributary to Adelaide river in Aruheim's Land. Species 52. (Mus. Brit.) Physa SaYI. Phy. tistd ovutd, politissimd, pallidi- fidrd, rosea suffusd ; sjurd breviter conicd, anfrac- libns brevibus ; ultimo anfractu ovato ; aperturd Siinioi-atd, oblongd, anticc angustatd, columella re- trorsim tortiiosd. February. 1870. PHYSA.— PI.ATK VII. Say's Piivsa. Shell ovate, much polislied, pale fulvous, suffused with pink ; spire shortly conical, whorls short; last whorl ovate; aperture semiovate, oblong, anteriorly narrowed ; columella twisted backwards. CxKAY. ■ ■ 1 Mus. Brit. Hab. Hudson's River, North America. Probably a comparison has been made between this species and Plii/sa guriiia of Say. It is more obese and less acuminated, and tapers slightly towards the anterior termination. Species 53. (Mus. Brit.) Piivsa Algoensis. Phy. testd ovato-subglobosd, tenuis- siiiid, pallide succined, hyalmd, translucidd, antice suhattennatd ; sjnrd hrevi, anfractibus paiTis ; ultimo anfractu inflato, hrevi, plica columcllari hrevi. The Alcoa Piitsa. Shell ovately-subglobose, very thin, pale amber, hyaline, translucid, anteriorly slightly attenuated; spire short, whorls small; last whorl inflated, short, columellar fold short. MORELET. ? Ilah. Damara Land, Algoa. Species 5-1. (Mus. Sowerby.) Phvsa Tongana. Phj. testd fusco-olivaced, Icevigatd, fusij'ormi ; spird productd, eleganter acuminata ; anfractihus oblique declivibus, subangiilatis ; ultimo anfractu inflato, superne suhangnlato, infrd, sitb- attemiato ; aperturd spiram loiigitiidiiie SKpernnti, postice siibangulato, antice acuminato, coliiiiicUd fere hiplicatd. The tonga Physa. Shell olive-brown, smooth, fusi- form ; spire produced, elegantly acuminated ; whorls obliquely sloped, somewhat angular ; last whorl inflated, slightly angular above, a little attenuated below ; aperture longer than the spire, posteriorly slightly angular, anteriorly acuminated, columella nearly double- plaited. Quov. Voyage de I'Astrolabe, PL LVIIL, fig. 19, 20. Ilab. Australia. Species 5.5. (Fig. a, b, Mus. Sowerby.) Physa sindata. Phy. testd parvd, siibfiisiformi, fusco- ferruyined ; spird j^roductd, acuminafd, anfractibus jmrvis, gibhosis ; ultimo anfractu subovato ; aper- turd intiis pallide purpured, lahio externo sinuato : plied columcllari parvd, altd. The sinuated Physa. Shell small, subfusiform, ferru- ginous-brown; spire produced, acuminated; whorls small, gibbous ; last whorl rather ovate ; aperture pale purple within, outer lip sinuous ; columellar fold small, raised. Gould. E.xpedition shells. Hah. New South Wales. Species 5G. (Mus. Brit.) Physa reticulata. Pliy. testa subpyramidatd, gracili, fumoso-cornea, concentrice et spiraliter striata ; spird elevatd, acuminata, anfractibus oblique de- clivibus, prominentibus ; ultimo anfractu ohliqvo, antice subinflato, postice subattenuato ; aperturd suhpyramidata, intiis pallide aurco. The reticulated Physa. Shell rather pyramidal, smooth, smoky-horn-coloured, concentrically and spirally striated ; spire elevated, acuminated, whorls obliquely sloped ; prominent ; last whorl oblique, anteriorly slightly inflated, posteriorly subattenuated ; aperture subpyramidal, pale golden within. Gould. ? Ilab. Sandwich Islands. PhysaPLmi. & i d % ^ l# I I I I ■ftncent Brooks lay i Soii.liui' P H Y S A. viir. Spccii's ,J7. (Mus. Brit.) PiivsA Vanimemexexsis. rii)f. te.^li'i sdiiih'i, fiilKjundrati'i, fumoso-cornca ; fpird hrcfi, aiifhiclibun jxiufis, suh- aiiffukitis ; ultimo anfractu obloiign, pro/ie sutnram angulato ; ajwrturd siiliqumlniti'i, hitu.< obscure purpiirascenti, labia exfciiic aiilice i'xpiiaf:i'i, calu- melld tofliut, retrorsd. Van- Diemen's Physa. Shell solid, rather square, smoky horn; spire short, whorls few, subapgular ; last whorl obloug, angular near the suture ; aperture squarish, dull purplish withiu, outer lip anteriorly expanded, columella tortuous, turned SoWEKHT. Hah. Van Diemen's Land. •_)ra rather square oblong form, this s])ecies presents an angular appearance somewhat unusual in the geiuis. It is, however, only in quite mature specimens that the angularity appears strongly. Species 58. (Mus. Brit.) riiYSA Walbei:gii. PIi;/. iestd elonjatd, turritd, pallidd ; spird ehvatd, anfractilms quinque convexiuscvJis, anfractu ultimo mbovato, latcribus rectiusculis ; aptrlurd parvd, ohiongd ; plied columellari pro- mine.iiti, tortiid. Walberg's Physa. Shell elongated, turreted, pale ; spire elevated, whorls five rather convex, last whorl a little oval, sides a little straight ; aperture small, oblong; columellar plait prominent, tortuous. SoWEREY. Hah. River Nile, Egypt. Species 59. (Mus. Taylor.) Physa aciculata. Phi/, testd clomjatd, pyramidatd, attenuatd, /umoso-corned, semipelhwidd ; spird c'leriitd, wuiiiiimtd, anfractibus sex, obliqim ; ultimo aiifraclv siili/'ii. P H Y S A. (Fig. 7, /;, c. ]\Ius. Sowcrby.) I'liYSA HTPNORra. Lhiii. (Pliitt'I.) The larger, flii. <', from the Grand Rapids, Michigan, United States ; and the smaller (fig. b.), a pretty little chequered shell, from liombav. Species 8.S. (Fig. a, h, IMus. Legrand.) I'iivs.\ .\I'Ki:t.a. Phi), tcitti'i p/ii-n'i, finri, orald, iiijltitil, epidcrmide o/ii-aci'o-fiiscd iiidiit,} ,■ .sy//;-,; l,n'i-i.ii: a/i/nicti- bus oblbpiis, drr/irihii.^, oltn,ii,ili.-< : ,iprrt,ird bir- viusculd, siibaiirijinmi, iiilus fiisai-i ubcscvnti : culu- melld tortm, albd medio interdum inrrassatd . The ivop.y Phvs.^. Shell slender, oblique, rather fusi- form, polished, white fawn, semijiellucid ; spire acuminated, longer than the aperture ; whorls oblique, sloped, attenuated ; aperture rather short, sidiauriforin, reddisli-lirown within; columella tortuous, white, sometimes thickened in the middle. Sowehby. Uab. Near Launce.ston, Tasmania. S])ecies 90. (:\Ius. Legrand.) PiiYSA MAMii.i.ArA. Pbi/. ti'std clongcttd, fiiscd, antice aiibi.rpiinsd : spird qiiaiii (iperturd bfevitlsculd ; (iiifrurlibiis bn.<:i.p:'iii.'I:ini!> iiiflato, gibboso, ('liiihjtilo : ii/liiiii) aiilhdin. alliiiiuiln, subctjlindrico, (iiiiifi- (ibli'/iir .siibc.i //imxd ; ujiiiinrd oblongd, intils n/tbviubiccd, culiimelld tciiiii, tortud, plied elevatd. The masimillated Piiysa. Shell elongated, brown, anteriorly somewhat expanded ; spire a little shorter than aperture; apiral whorls minute, acuminated, antepcmdtimate inllated, gilibous, p.ntiltimate inflated; last whorl attenuated, sub- cylindrical, anteriorly obli(piely rather expanded; aperture oblong, rather violet within; columella thin, tortuous, [jlait elevated. Sowei:i:y. Iliih. Brunni Island. The iieeuliarity of this speci -s is the manner in which the antepenultiiriate wlioil suddenly expands after the contracted apex; and the penultimate drawn out to a great length. Species 91. (Kig. a, A.) Physa PUNCifiiATA. Pbi/. tr.-itd lemiisfimd, olivaceo- fit.-'cd, oblique siiburrifd, tciiiii .•'piralibus cl Cdiii-ciilrici:! Ic.iii'ral.i : .-ijiir,! aruiitiiiatd, fere ci/iiiliii-aiii loinjiliiiliiii' iiip iiiiti, anj'iactibus declivi- bii.-; rapldc nr.iy^ VIII. ancillai-la, .Si/y I. antipodea, Soirer/it/ V. n-pcrUi, Soirerhi/ XI. attennata, Soicerbi/ Xil. aurantia, .' II. auriculata, 6V(.«/('.9 XI. (And Fig. 07 l>, PI. XII.) hadia, Adanii: atu/ Angtin VII. Bengueleusis, .S'ojoer&y IX. bonus Ilenricus, Adams and Angm V. Brunnieusis, Sowcvby XII. bullata, &»Y,% XII. Cakdonica, Monl.t IX. carinata, //. Adams III. castanea, i'o»v7% X. concmna., Aduiiis and Amjai \. coQtoYta, Micliaiid XI. Cubensis, Pfeiff>r Vil. Cumingii, //. ^I'Af??;*- VI. cylindrica, De Kai/ IX. diapliana, Kiauss X . dispar, 5o»-er//.y VIII. distorta, Haldnnan IX. duplicata, >'n»'. ;■/>(/ XII. eburnea, .S'ii(r,7-/"/ XI. elliptica, jCra IX. elongata, ,S(;/y IV. krvnainea, Adam/' an .... inlhiviata. Mo,, 1,1 integra, ll,d,l.m,ni Jukesii, A. Ailains Kanakina, (iassiis latilabiata, Hoinrl,,/ Lurdi, Bai,;! ma;sta, //. Ad,ims mamillata, Sou; rhii Mareotica, Soir,-ili,/ Maugeriffi, Qiici/ microstoma, Uahlniiaii Natalensis, Kraiiss neritoidea, Soicerbii Newconibi, Adams and Anijas nitida, Sowerby Novae Hollandias, BlainvUlc IV. 27 V. o'i X. 84 V. ;i6 VI. 11. 45 Novae Zeiandia;, Cray IV obesa, //. ^4 dams olivacea, Adams and L'ecre p.-ipyracea, Sowei-hy Peruviana, Gray pinguis, Sowerby plicata, Z)f 7u/// IX, proteu.s, Sowerhi/ A' I puncturata, Souvr/iy pyramidata, So trvrb// Reevii, Adcwis an, I An,ias reticulata, Gould VII rivalis, Soicfrhy IV. I. 4 11. 10 III. 19 IX. 71 IX. OS V. S:i IV. 2 s IV. 32 NI. 90 X. 7s II. 11 X. so X. 79 X. S2 III. 21 XII. OS II. 10 IV. 29 III. 24 V. 34 XII. 90 II. 12 XIL 93 IX. 70 VI. 43 XI. 91 VIII 02 VI. 40 Plate. Salleanffi, P/e#r 1^. Sayi, Gray VII. semiglobosa, Weslerland VI. sinuata, Gould VII. soVida, Fhilippi II- Sowerbyana, Orhigny ■• VI. spiciilata, jl/orefci VI. striata, Orhiijnij VIII subinflata, Sowerby I- subrotunda, Sowerhy X. subiiadata, Sowerby VIII tabulata, Gould HI- tenuistriata, Sowerby X. 22 Plate. Species. terebra, Benson X. 83 tetrica, i/oreto VIII. GO texurata, 5otf«% XII. 95 1 ong&ns., Quoy VII. 54 triticea, Z.eti VII. 4i) tropica, /irawss V. 32* truncata, H. Adams III. 2(» \a.\iA\cv\eTX&nsis, Sowerhy VIII. 57 \cntviQ.os&, Guilding IX. 74 vmoaa, Gould II. 15 virgata, Gould VII. 4'i \\\x?&a., Parreys VIII. (.5 Walbergii, Soiverby VUI. 5« MONOGRAPH OF THE GENUS SOLECURTUS. " For the dear God, who loveth us, He made and lo^^tth all."— Coleridge Splniiiius ri. I. t Vbic™t Brook, aiy* Sou tmi' S 0 L E C U R T U S. Genus SOLECURTUS, Blainville. Testa transverse oblonga, bimuscuhsa, utrinque truncata, hians ; medio planulato, umhonibus ceiitralibus vet subcentralibus. Impressio pallii late sinuata, tiga- mentum externum. Denies cardinnles uncinnati. Shell transversely oblong, bimuacular, truncated and gaping at each end ; lluttened in the middle, with central or subcentral umboes. Palleal impression broadly sinuous. Ligament external, cardinal teeth hooked. Our Solecu7-ti will be found to include the genera Macha,Pharella, Siliquarki, and Novaculina of modern authors; so that, with the exception oi' Plianis, all the Solenida; are divided into, first, Solen proper, with the umboes terminal ; .second, Cultellus, with the um- boes much one-sided, although not terminal ; and third, SoLECfRTUS, with umboes central, or nearly central. And this distribution by the position of the hinge is pretty generally concurrent with other charac- ters of the shells. The geographical distribution of these, like that of other Soknidce, does not appear to be guided by any general rule. We have a couple of species on our own coast ; Novaculina is found in the mud of Indian and Chinese rivers. North and South America, Africa and Australia, contribute each a few species. Species 1. (Mus. Brit.) SoLECURTUS EXARATi-s. S"l. tcstd rkomboided, alba, snli'is di.-itantihus, obh-juis, diearicatis sculptd ; margine dursali redo, nmbonibus hand prominenti- hus ; latere antico breviilsculo, ad tei-minum dorsnlem amratn ; latere postico elongato, ad terminum oblique tniiiento ; margine ventrali sub- convexo. The pLOConED Soleclrtus. Shell rhomboidal, white, sculptured with distant, oblique, diverging grooves; dorsal margin straight, umboes not prominent; anterior side rather short, cornered at the end; posterior side elongated, obliquely trun- cated at the end ; ventral margin a little convex. Philipm. Abbildungeu, &c. Hab. China. A white sliell of more angular form than .S'. strii/i- lalus. Species 2. (Mus. Brit.) SoLECURTUS OBLoxous. Sol. tcita transverse elongatd, alba, concentrice rngatd, antice obscure sulcis numerosis oblit^tiis, diniricatis sculptd, medio planu- lato, sulco comp/aiiato inipresso ; latere anliro breviilsculo, subai-uiiiiiial'i ; laltre posfico elongato, ad terniinum snbrotiindo, margine dursali sub- e.rcacato, margine ventrali recto. The oblong Solecuhtus. Shell transversely elongated, white, concentrically wrinkled, anteriorly ob- scurely sculptured with numerous oblique diverging sulci, flattened in the middle, impressed with a flattened sulcus ; anterior side rather short, rather acuminated ; posterior side elongated, rather rounded at the end, with dorsal margin a little hollowed, ventral margin straight. DoRux. Proc. Zool. Soc, ISCl. Ilab. Isl. Luzon. Mui'h narrower th.an S'llrcurtiis Schcepmacheri, with dorsal margin excavated, and posterior side more pro- duced. Species 3. (Mus. Brit.) SoLECURTUS soLiDus. Sol. tcstd subrhoialjoided, oblonga, alba, epidermide fused, rngatd indutd ; latere antien breviilsculo, subnttemiato, margine dorsal t dernei, margine ventrali arrliri ; medio planulato, snh- coutracto, sulco iinj)refsn ; latere poslico ri'gat", Novembsr, 1874. SOLECURTUS.— Plate I. obtuse angulato, oblongo, margine dorsali redo, termiiiali oblique truiicato. The solid Solecurtus. Shell subrliomboidal, oblong, white, covered with a brown wrinkled epidermis ; anterior side rather short, rather attenuated, dorsal margin sloped downwards, ventral sloped up- wards ; middle flattened, rather contracted, im- pressed with a groove ; posterior side rugose, ob- tusely angular, oblong, dorsal margin straight, terminal obliquely truncated. Gray. Spicelegia Zoologica, t. 3, f. 12. Hab. Peru. Species 4. (Mus. Brit.) SOLECUKTl-S STRIGILATL'S, Sol. tCftd COllVexa, SoUdc., utringue obtuse iruncatd, late Manti ; rosea, medio albo hiradiatd, sulcis ohliquis, divaricatis, ad angulum posticum angulatis sculptd ; latere postico oblongo ; latere antico obtuse truncato. The cuery-combep Solecurtds. Shell convex, solid, obtusely truncated on each side, broadly gaping ; pink, with two white rays in the middle, sculptured with oblique, diverging sulci, angular at the pos- terior angle ; posterior side oblong ; anterior side obtusely truncated. LiNN^us. Systema Naturce. Hah. Mediterranean and Atlantic. The British Solecurtus candidus was formejly supposed to belong to this species. ScLemnm fill %LceiitBTOo'ksT>-^S Sua, hup. S 0 L E C U R T U S. Species o. (Mus. Brit.) SiiLECunrrs Qcoyi. Sol. testa ohluph'i, I'/ic/di'/atirdli, alki, nmlio et posticc distanter et obliqn,'- milratd ; siileis propc marginem dorsalem /rtnirslm aiigula- (is ; latere antico bm'i, rotundato ; latere postico iircuato, oblique triincato; inargine dorsali nlriiique excavato ; marr/ine rentrali conve.ro. CJuoy's SoLECUincs. Shell oblique, inequilateral, white, distantly and obliquely grooved in the middle and posteriorly ; grooves angularly tnrncd bade near the dorsal margin ; anterior side short, rounded ; posterior side curved, obliquely trun- cated ; dorsal margin excavated on both sides; ventral margin convex. Desh.wes. MS. in the Cuniingian collection. Ilab. Philippines. Rather an arclied species with lew curved grooves. Species G. (Fig. a, h, Mus. Brit.) SoLECURTU.s .•\i;bi:evi.\tcs. Sol. testa judliilr /'nlo'i, comprcssd, vtrinque tnuicata, pavlo upcita ; roii- centrice rugatd;- latere postico ohlhpie Iruneatu ; latere antico hreviusctdo ; medio sidco lata depremi; intiig medio leviter cosiato ; margine vcntrali recto, ad siilcnm medianmn sinuate : marginc dorsali idrinquc declivi. The AisBUEViATED SoLECURTL-.s. Shell pale fulvous, compressed, truncated at each end, a little open ; concentrically wrinkled ; posterior side obliquely truncated, anterior side rather short ; middle de- pressed witli a broad groove, sliglitly ribbed at the middle within ; ventral margin straight, sinuous at the medial groove ; dorsal margin sloped at each side. (ioui-n. Hiiti. Malacca. Species 7. (Mus. Brit.) SdLECumus Desii.wesii. Sol. testa albida inargintm anticum Icevi, deinde ohliqi iibliqtii} trun- ,ir,li„ sid.ran- lit angulatim. 3th ratlin sulcata ; latere jnisii. .. , rata ; iiiargiiie ventra/i tracio ; sidcis propi' inai'.ii u retrorsis. Deshates' Solecui:tl-s. Shell whitish, straight, near the anterior margin, thence obliquely, some- what divergently grooved; posterior side elongated, obliquely truncated ; ventral margin rather straight ; middle slightly contracted ; grooves turned back angularly near the dorsal margin. ]1i;XKEn. Proc. Zool. Soc, LSGl. Uah. Moreton Bay, Australia. There are no distinct rays of :;olour, but a slight central contraction in tiiis shell, and the grooves are coiled up towards the dorsal margin, and then turned back at a sharp angle. Species S. (;\[us. Brit.) Soi.ECunriJs coahctatus. Sol. leslA obluaga, pallide J'ulvii, comprcssd, cpidirinidc riigalo iiididd, medio coarctatd, Icerigata. iilriin/iii siihtrnneatd, hiaiiti ; marginc dorsali siihdfclici. The nariiowed SoLEiTinrs. Shell oblong, pale fulvous, compressed, covered with a wrinkled epidermis, narrowed in the middle, smooth, rather truncated and open at eacli end ; dorsal margin somewhat sloped. LiioiJEUS. Systema Natnra". Hub. Naples. In Solccm-tus ahbrct dejiression in the centre form a groove. This i .species. (tiis and S. antiquatus, the ^ defined at the edges so as to not the case in the present Species 9. (Mus. Brit.) SoLECUr.TUS SANCTiE-^[Ai;Tll.E. Sol. Iistd brcvi, altd, albd, oblongo-sidiquadrata. ntrinqu': lutij hianti, et SOLECUETUS.— Plate II. iruncaid, vej'sus marginem anticum Icevi, inde oblique et crelre sulcata ; sulcis post medium angu- latini divaricatis; latere j)ostico oblongo, latere antico hrevi ; inargiiie ventrali suhcontracto. The St. Martha Solecuutus. Shell short, elevated, white, oblong-squarish, gaping and truncated widely at each end, smooth towards the anterior margin, thence obliquely and closely grooved ; grooves angularly divergent behind the middle ; posterior side oblong, anterior side short ; ventral mai-gin rather contracted. DuNiCER. MS. Brit. Mus. Hab. North Australia. The angles in the sulci radiate from the umbo to the ventral margin of the posterior terminus. It is a deep and widely gaping species resembling S. strigilatus, but shorter. Species 10. (Mus. Brit.) Solecuutus Austrahs. Sol. testa oblongd, stibdepressd, tenia, rosea, radiatim cdho fasciatd, anticc prope marginem Icevigatd, fere oinnino tcnuiter creberrime siilcatd ; sulcis postici acute angulatis ; angidis a termino radiatim distaniibus. The Australian Solecurtus. Shell oblong, subde- pressed, thin, pink, radiately white-banded, an- teriorly smooth near the margin, nearly all over finely very closely grooved ; grooves posteriorly sharply angular ; angles distant from the end in a radiating direction. Dtjnker. Proc. Zool. Soc, 18G1. Bob. Moreton Bay. The sculpture of this species is very fine, and the angles of the sulci radiate from the umboes to the posterior ventral angle. Svlc(urtiis?lU\. TfaicentBToote DijitSmlmi) SOLECURTUS. Plate III. Species 11. (Mus. Brit.) SoLi-fCUTUS MixuTUs. Si^l. ttstd parv't, albidA, semi- pellucidd, coiiiprcssd, snhrenijonni, Icevhjatd, aii- (kv conceiiirice inif/atd ; latere antico hreviUsculv, medio coarctato, sinuato ; latere postico attemcaio, uhliquo, subacumiiiato. The mincte Solecuiitus. Shell small, ivhitish, semi- pellucid, compressed, slightly reniforra, smooth anteriorly concentrically wrinkled ; anterior side rather short; middle narrowed, sinuous; pos- terior side thin, oblique, rather acuminated. DuNKKi:. Proc. Zool. Soc, 1801. Mab. Morcton Bay. Species 12. (Mus. Brit.) SoLECURTUs PiiiLiPPiXAP.UM. Sol. testd oUongd, uinnqui truncatd, hianti, rosed, medio fasciis albis biradiata; antic!' Iccviijatd, versiis anguluni anticum, medio et po.itice sulcia oblique arcuatis; i^ro^jSi marginem posticum dorsalem angulatis et divaricatis sculptd ; marginibus dorsali ventralique rectis. The Philippine Solecurtus. Shell oblong, truncated at each end, gaping, pink, with two wliite rays in the middle ; smooth anteriorly, towards the an- terior angle, in the middle and posteriorly sculptured with obliquely arched sulci ; angular and divergent near the posterior dorsal margin ; dorsal and ventral margins straight. DuNKER. Proc. Zool. Soc, 1874. Ilab. Philippines. This species resembles Solecurtus strigilatus, but has a wde anterior space without sulci, and the angles of the posterior sulci are in a lino near the posterior dorsal margin. Species 13. (Mus. Brit.) j Solecurtus antiquatus. Sol. tedd compressd, oblomjd, \ Solecurtus sordidd, epidennide finnoso-fusco indutd, ad latera qu'- In ioni:cHtriliquely grooved towards the umboes ; concentrically wrinkled towards tlie end, terminal margin rounded ; ventral margin a little excavated. Martyn. ? Hab. ? The obli(]UC grooves are few ami is very inequilateral. It, and the sliell Species 17. (Mus. Brit.) Solecurtus candidus. Sol. testa ohlmigd, alba, sub- depiressd, inmquilate.rali, vtrinqm'- hianti, prope terminum anticum Icevigatd ; fen oinnino oblique sulcato; stdcis versus marginem dorsalem angulatis, recurvis ; latere antico brevi, truncato ; latere iws- tico subrottmdo ; margine ventrali medio concave. The candid Solecurtus. Shell oblong, white, subde- pressed, inequilateral, gaping at each end, smooth near the anterior end ; obliquely grooved nearly all over ; grooves towards the dorsal margin angular and recurved ; anterior side short, truncated ; posterior side rather rounded ; ventral margin concave in the middle. Eenieri. Desh. Traite Elementaire. Ilab. British and Mediterranean Seas. The British specimens are much smaller than the one iiere figtired. •SoUairIm Pl.W. SOLECURTUS. Plate IV. Species 18, (Mus. Sowerby.) SoLECDRTus CENTRALIS. Sol. testd oblonffd, inflatd, alhidd, epidermide olivaceo-fusco indutd ; latere antico elongato, ventricoso, versus terminum rugato, inargine terminali infrd sursitm acclivi, supi-a siib- cuneato; margine dorsali elevato, subarouato; latere antico breviori, angusto, oblique angulato, ad ter- minum truncato ; margine ventrali medio subcon- tracto. The central Solecurtus. Shell oblong, inflated) whitisli, covered with an olive-brown epidermis ; anterior side elongated, ventricose, wrinkled to- wards the end, terminal margin below sloped upwards, above cuneated ; dorsal margin elevated, a little arched ; anterior side rather shorter, narrow obliquely angular, truncated at the end ; ventral margin a little contracted. Conrad ? Hab. Georgia. This, like several other approximate species, has the greater length at the anterior side. Fig. 19. (Mus. Sowerby.) j Solecurtus antiquatus. Species 13, Plate III. It , was not till after the plates were printed that the j identity of this shell was discovered. It is a very j different variety. Species 20. (Mus. Sowerby.) Solecurtus sejhnudus. Sol. testa oblongd, inflatd, versus umbones mediumque oblique, distanter sul- catd; utrinque truncaid, late hianti, earned, fasciis albidis duabus medio radiatd ; latere antico brevi, cuneato, subquadrato ; latere postico producto, mar- gine tenninali oblique truncato ; margine dorsali recti ; margine ventrali medio excavato. The uale-baue Solecurtus. Shell oblong, inflated, obliquely and distantly grooved towards the um- bones and centre, truncated at each end, broadly gaping, flesh-coloured, rayed with two whitish bands in the middle ; anterior side short, cuneated, nearly square ; posterior side produced, terminal margin obhijuely truncated; dorsal margin straight ; ventral margin excavated in the middle. SOWEKUY. I/ab. '! This sliell has a peculiar contraction in the middle, and the oblique diverging grooves only extend from the umbonal region to near the middle, then dying out so as to leave the rest of the surface smooth and bare. It has a general resemblance to Solecurtus strigilatus, from which it is evidently distinct. Species 21. (Fig. a, b.) Solecurtus Cakib.eus. Sol. testd ohkngd, albidd, retiusculd; latere antico quam posticmn longiori, rotunda, mperne obscure cuneato; latere postico obtuse angidato, angustiusculo, margine terminali late truncato ; margine dorsali antice recto, postice excavato, margine ventrali recto. The caribean Solecurtus. Shell oblong, whitish, rather straight ; anterior side larger than the posterior, rounded, obscurely cuneated above; posterior side obtusely angular, rather narrow, terminal margin broadly truncated, dorsal margin anteriorly straight, posteriorly excavated ; ventral margin straight. Lamarck. Anim. s. Vert. Solen, Sp. 13. Solen Gnineensis, Delwyn. Hab. America. The difference in form between this and Species 18, will be apparent to the eye. August, 1874. SoleciirUis PL V. SOLECURTUS. Species 22. (Fig. a, b, Mus. Brit, and Sowerby.) SoLECURTus coQUiMBENSis. Sol. testd ohlougd, fasciis latis purpureis radiatd, medio planatd, antice pos- ticeque rugatd ; latere antico quam posticus pauld hreniori, margine dorsali declivi ; latere postico ad teiininum superne declivi, margine dorsali prope umbones excavato ; margine ventrali recto. The coquimbo Solecurtus. Shell oblong, rayed with broad purple bands, flattened in the middle, wrinkled in front and behind ; anterior side a little shorter than posterior, with dorsal margin sloped ; posterior side sloped above at the end with dorsal margin excavated near the umbones ; ventral margin straight. Sowicnr.Y. Ilab. Coquimbo. The smaller specimen is in the r.ritish IMuseum marked as Domhei/i, to which T do not think it lieloiigs. The locality attached is as stated above. Species 23. (Mus. Sowerby.) SoLECrRTCS CTLiNDRicus. Sol. testa oblongd, angnsld, gibbosd vtrinqui oblique angidat't ; albd,cpidcrmide fusco rugato indutd ; latere antico quam anticus longiori, ad teiinimtm acute angidato ; latere postico angnstiori, brevion, suht7'uncato, mai-gine dorsali depresso, mhexcavato ; margine ventrali recto. The cylindrical Solecurtus. Shell oblong, narrow, gibbous, obliquely angular at both ends; white, covered with a brown rough epidermis ; anterior longer than posterior side, sharply angular at the end; posterior side narrower, shorter, subtruncated, with the dorsal margin depressed, rather excavated ; ventral margin straight. Sowerby. Hab. ? Differing from Sol. Carihccvs in the narrowness and straightness of the general form and the angularity of the oblique slope at each end. cies 24. (Ml 5rit.) Solecurtus violascens. Sol. testd elongatd, utrinquc trinicatd, fasciis pallidis purpureis latis radiatd, cpidermide pallide fusco indidd ; latere antico elongato, attemiato ; latere postico bi-evi&scido, latiori, margine dorsali suhekvato, margine ventrali ad terminum sursHm acclivi. The purplish Solecurtus. Shell elongated, compressed, truncated at each end, rayed with broad pale purple bands, covered with a pale brown epidermis; anterior side elongated, attenuated ; posterior side rather shorter, broader, dorsal margin a little raised, ventral margin sloped upwards at the end. Deshayes — — ? IMS. Brit. Mus. ITah. S. W. Mexico. Species 2,^. (Fig. a, b, Mus. Sowerby.) Solecurtus acutidens. Sol. testd elongatd, angustd, tcnui, utrinque angulatd, versus terminos valide liratd ; latere antico brevi, margine terminali ro- tunda ; latere postico elongato, ad terminum sub- truncato ; medio complanato, margine ventrali sub- contracio. The sharp-tooth Solecurtus. Shell elongated, narrow, thin, angular at eacli end, strongly ridged towards the ends ; anterior side short, with terminal margin rounded ; po.sterior side elongated, somewhat truncated at the end; flattened in the middle, ventral margin a little contracted. SowERP.y AMP Broderip. Zoological Journal, vol. iv. Solen Michaudi, C'ailland. Hab. Sumatra. Aua-ust, 1874. SolemrUis Tl. VI. Vmcenl Brooks Da.y &.Son,'Iiiip. SOLECURTUS. Species 2C. (Mus. Brit.) SoLECDRTUS MOLLIS. Sol. tcstd palHdd, oblongd, antice posticeque rtigatd, medio complanatd, sulco obliquo radiatd, latere antico hrevi, subrotundo ; latere ■ postico prodvcto, recto, margine terminali late trun- cato ; margine dorsali recto ; margine ventrali medio paulo contracto. The soft Solecurtus. Shell pale, oblong, anteriorly and posteriorly wrinkled, flattened in the middle, rayed with an oblique groove ; anterior side short, rather rounded ; posterior side produced, straight, with the terminal margin broadly truncated ; dorsal margin straight; ventral margin a little contracted in the middle. Goi-LD ? MS. Mus. Brit. //ab. ? Much less oblique and more straightl y truncated than Solecurtus constrictus, Lamarck. ?pecies 27. (Mus. Brit.) Solecurtus rufcs. Sol. tcstd compressd, elongatd, sub- reni/ormi, subcequilaterali, purpurea, albo radiatd, epidermide aureo-fusco indutd ; margine dorsali arcuato, utrinque declivi, terminibus rotundis ; mar- gine ventrali arcuatim concavo. The red Solecurtus. Shell compressed, elongated, somewhat kidney-shaped, nearly equilateral, p\irple rayed with white, covered with a golden brown epidermis; dorsal margin arched, sloped downwards at each end ; ends rounded ; ventral margin concave in an arch. Boscn. ? JIab. ? The two ends of this shell are bent down so as to form an arch of the whole. Species 28. (Mus. ? copied.) Solecurtus injequalis. Sol. testd elongatd, subinflatd, postice angulatd ; purpureo late radiatd; latere antico brevi, truncato ; latere postico perelongato, subex- panso, ad terminum rotundatim truncato ; margine dorsali ante umbones excavato, post umbones recto, versUs terminum elevato ; margine ventrali fere recto. The unequal Solecurtus. Shell elongated, rather inflated, posteriorly angular ; broadly rayed with purple ; anterior side short, truncated ; posterior side very long, rather expanded, roundly truncated at the end ; dorsal margin excavated in front of the uniboes, straight behind the umboes, raised towards the end ; ventral margin nearly straight. SowERBY. Reeve, Conch. Cyst. PI. XXVI. Solecurtus Dombei, Reeve, not Lamarck. Hab. ? It has been found desirable to copy the figure re- presenting the type. Species 29. (Mus. Brit.) Solecurtus constrictus. Sol. testd oblongd, subcom- pressd, utrinque rugatd, pallidd, epidermide tenui indutd, medio complanatd, sulco obliquo radiatd; latere antico brevi, margine dorsali producto ; latere postico perelongato, margine terminali oblique trun- cato, margine ventrali producto. The constricted Solecurtus. Shell oblong, sub- compressed, wrinkled at each end, pale, covered with a thin epidermis, middle flattened, rayed with an oblique sulcus ; anterior side short, with dorsal margin produced ; posterior side much lengthened, terminal margin obliquely truncated, ventral margin produced. Lamarck. Anim. sans Vert. Solen, Sp. 15. Hab. China and Japan. August, 1874. SclecurtusPlVIl SoweiMdri ellilli Vin'-fnt Bioots lUy t Son Imp SOLECURTUS. Species 30. (Fig. a, h, Mus. Brit.) SoLECURTUS DoMBEi. Sol. testd elongatd, stthcequilatcmli, fasciis purpureis latis radiatd; latere anticoohlongo, ad terminum truncato ; latere postico pauld magis expanse, ad marginem ventralem inflato ad mar- ginem terminalem rotundo ; margine dorsali post umhones excavato, ante umhones recto ; margim ventral! medio arcuatim excavato. Dombet's Solecurtus. Shell elongated, subeqnilateral, rayed with broad purple bands; anterior side oblong, truncated at the end ; posterior side a little more expanded, inflated at the ventral margin, rounded at the terminal margin ; dorsal margin excavated behind the umboes, straight before the umboes; ventral margin excavated in an arch at the middle. Lamarck. Anim. sans Vert. Solen, Sp. 12. Ilab. S. America. Among the numerous forms that have been referred to this species, the one now figured appears best to agree with the Lamarckean ideal. Species 31. (Fig. a, b, Mus. Brit.) Solecurtus novaculina. Sol. testd ohlong'i, trape- zoided, rectd, tenui, albidd, medio pland, ad latera concenirice rugatd ; latere antico breviHsculo, latere postico elongato, ad terminum oblique truncato; margiiie dorsali recto ; margine ventrali vix con- cave. The Razor Solecurtus. Shell oblong, trapezoidal straight, thin, whitish, flat in the middle, con- centrically wrinkled at the end ; anterior side rather short ; posterior side elongated, obliquely truncated at the end ; dorsal margin straight ; ventral margin scarcely concave. Benson. (Genus Novaculina.) 7/(76. Near Calcutta. Species 32. (Mus. Brit.) Solecurtus cosirLANAxus. Sol. testd compressd, tenui, albidd, epidemiide rugoso indutd ; latere antico, breviiisculo attenuate, ad terminum rotundato ; mar- gine dorsali subdeclivi ; latere postico elongato, gradatim versus terminum eoepanso, ad terminum truncato ; margine dorsali rectiitsculo ; ligamento in marginem dorsalim impresse. The fl.^ttened Solecurtus. Shell compressed, thin, whitish, covered with a rough epidermis ; anterior side rather short, attenuated, rounded at the end ; dorsal margin sloped downwards a little ; posterior side elongated and gradually expanded towards the end, truncated at the end ; dorsal margin rather straight; ligament impressed into the dorsal margin. SOWERBY. Hab. ? This species partakes somewhat of the form of Pharus legumen. August, 1874. SolceujiihsFiyill '^^i,^ Vjircal. BiooksSiy U Son Imp SOLECURTUS. Species 3:3. (Mus. Brit.) SOLECOItTUS FHAGILIS. Sol. ti'std jmrVi'l , illl'.'l, jii'l I iiriild, Icnvigatd, suhcsquUaterali, 7)iedi(i-(/i /iny^), jini/n) umbones pxtrpureo intus radiaid ; vtarglne dursali utrinque declivi ; margine veuti-ali medio excavato ; latere postico lonyiilsculo. The fragile Solecuhtus. Shell small, white, pellucid, smooth, rather equilateral, depressed in the middle, rayed near the imiboes, with purple inside ; dorsal margin sloped at each side ; ventral margin ex- cavated in the middle ; posterior side rather the longi-r. DlLWYN ? Hah. Nicobar Islands. A single raj* of purple near the uinbocs is seen through the pellucid shell. Species 34. (Mus. Brit.) SoLECURTUS NITIDISSIMOS. Sol. testd oblowja, anjustd, compressd, iiueqidlaterali, pallidi' pwpureo-radiiitd, antice concentrice tenuiter rurjatd ; latere antico eloiKjato, ad termimim suhrotundo ; latere postico bi-eviilsculo, supernS cuneato, ad teniiimin ohlique truncato. TiiE POLISHED S0LECCRTU.S. Shell oblong, narrow, com- pressed, insequilateral, rayed with pale purple, anteriorly concentrically finely wrinkled ; anterior side elongated, rather rounded at the end ; pos- terior side rather short, wedge-shaped above, obliquely truncated at the end. DoRliN. Proc. Zool. Soc, 18G1. Hah. ? Species 35. (Mus. Sowerby.) SoLECURTUS BiDENS. Sol. tcstd eloiiijatd, a/igugtd, epider- mide Imvigatd, olivaced iiidutd, intus versus mar- giiiem puipured, ad umhones purpurea uniradiatd; latere postico longiiiscuhi, siiLlnincato ; mai-gine ventrali medio siibcontracto. TiiK DOUisLE-TOoTiiED SoLECURTus. Shell elongated, narrow, covered with a smooth olive epidermis, purple within, towards the margin, with a single ray of purple at the umboes ; posterior side rather long, somewhat truncated ; ventral margin rather contracted in the middle. Chemnitz. Conch., fig. 1931). Hab. Nicobar Islands. The differences between S. bidiiis and S.fragi/is are those of form, the latter being proportionately narrow and oblonij. Species 36. (Mus. Brit.) SoLECURTUS Calikornianus. .S'o/. testd elongatd, an- gusid, compressd, medio pallide Julvd, utrinque sordid!: olivaced ; umhonibus suhcentralibus ; latere postico oblique- angulato, radiatim striata, ad ter- minum truncato, latere antico ad terminum suhrotundo ; marginihus dorsali ventralique rectis. The Califorsian Solecurtus. Shell elongated, narrow, compressed, pale fulvous in the middle, dull olive at each end ; umboes nearly central ; posterior side obliquely angular, radiately striated, trun- cated at the end, anterior side rounded at the end, dorsal and ventral margins straight. Conrad ? Hab. California. Species 37. (Mus. Brit.) Solecurtus angulatus. Sol. testd ollongd, suhci/liu- dricd, rectd, pallide fulud, epide.rmide rugosd indutd ; latere postico brevi, valide angulato, suh- oblique truncato ; latere antico elongato, concentrice tenuiter lirafo, truncato ; margine dorsali declivi, margine ventrali recto. November, 1874. SOLECURTUS.— Plate VIII. The angular Solecurtus. Shell oblong, subcylin- drical, straight, fulvous, covered with a rough epidermis; posterior side short, with a very strong angle, rather obliquely truncated; anterior side elongated, concentrically finely ridged, trun- cated ; dorsal margin sloped, ventral margin straight. SOWERBV. Hah. West Africa. Much straighter and more cylindrical than Solecurtus centralis or Carihceus, with a more decided and gibbous posterior angle. At the same time it is broader, than Sol. ajUndrica, and not so rigidly straight and angular. Species 38. (Mus. Brit.) Solecurtus Peruakus. Sol. testa ienui, brevi, albidd, infiald, utrinqne nigata, epiderinide tenui, pallide falvd indutd; latere postico brevi, margine dorsali excavate, margine terminali rotundatoiruncato, margine ventrali valid'c sursum acclivi ; medio sub- planulato, um.bonibiis tumidis, margine ventrali vix contracto; latere antico vald'e inflato, latiusculo, margine terminali obtuse truncato, margine ven- trali convexo. The Peruvian Solecurtus. Shell thin, short, whitish, inflated, wrinkled at each end, covered with a thin, pale, fulvous epidermis ; posterior side short. dorsal margin excavated, terminal margin roundly truncated, ventral margin strongly sloped upwards ; middle rather flattened, umboes tumid, ventra margin contracted ; anterior side much inflated, rather broad, terminal margin obtusely truncated, ventral margin convex. DUXKER ? Hah. Tumbez, Peru. Species 39. (Mus. Brit.) Solecurtus subteres. Sol. testd elongatd, angustd, medio planatd, postice concentrici rugatd, purpureo- camed, epidei-mide oKvaceo-aured, IcFvigatd indutd ; latere postico breviuscnlo, ad terminnm suhoblique truncato, margine dorsali suhdeclivi ; medio piano, margine ventrali recto ; latere antico pvoducto, ad teiininum perpendinilariter truncato. The straightened Solecurtus. Shell elongated, narrow, flattened in the middle, concentrically wrinkled, fleshy purple, covered with a golden olive smooth epidermis, posterior side rather the shorter, rather obliquely truncated at the end, dorsal margin rather sloped ; middle flat, ventral margin straight ; anterior side produced, perpen- dicularly truncated at the end. CoNR.u.. J. A. N. S. Phil., 7, p. 233, t. 17, f 10. Hah. California. SOLECURTUS. abbreviiitus, Gould II. C acutidfiis, Sowerhij and llroiLrip ... \. 2.') aXhua, Martijii III. IC angulatus, Sowerhy VIII. .'iT auticiuatiis, /'('««(!«< III. I.'i (aiul I1-. !'.), PI. IV.) Australis, DiinLcr II. 10 bidcns, Clicmnit: VIII. 3.'( Californianus, (7()H?'<«/ VIII. .'.JG cTM^Vulwa, Ri'ineH 111. 17 Caribanis, ii(w«A7c- IV. L'i -centralis, C<'»/-«(^ IV. IS coarctatus, X//r/(«;KS II. JS coinplanatus, ,s'o«rr% VII. '.VI constrictns, Lamarck VI. 2'J Coqiiinxbensia Soicifhi/ V. 22 cylindricu.';, /SV/;re;-Jy V. 21) Deshaycsii, Bunker II. 7 Domhei, Lamarck VII. -'iO Dombci, Heevo VI. 2S fxaratus, Ph ilippi I. 1 fragile, Z>iY!r^« VIII. 33 Oii/'/irensis, Delwyn IV. inxqualh, So ICC rill/ VI. Michavdi, Caillard V. minutus, Bunker HI. mollis, Gould VI. uitidissimus, Z)o/(r« VIII. novaculina, Benson. VII. oblongus, Bohrit I. Peruauus, Diiuker VIII. Philippinanim, 7^(/»/.er III. Quoyi, Beshni/cs II. rut'us, Losch VI. Sanota; Jlartbse, Bunker II. Scheepmaoberi, i;«n/je;- III. scminudus. /S'o(C(';-i^ IV. solidus, (?ra^ I. strigilatus, Z,i»wceHS I. subteres, Conrad VIII. sulcatus, Danker III. viridens, Chemnitz VIII. violascens, Z)('s/;((jyf6' V. Species. 2\ 28 11 MONOGRAPH OF THE GENUS PETRICOLA " Tlierc"s not a particle in sea or air But i\alui-e owns Tliy jilastie iutiueuce there."— -Uo.-/; PeiricoUi Pl.l .J' ^o4i^^^' Sowerty del ei liLh Adncent Broots Bay &, Son 1 r E T R I C 0 L A. Genus PETRICOLA, Lamarcl: Ti'sta ovala, plerumqne alha, mjiiiralris, epiderviidc lenid imluta, interdiim radialim co^tata; latere antico hrevi, rotiiiH/o, lntere postico producto, frequenter attenwito. Cnrdo tilnique valca bidenlido ; li/jiinientum breve, externum. Imprcsiio pal/ii postice sinuata. Sliell ovate, generally white, eqnivalve, covered M-ith a thin epidermis, sometimes radiately ribl)e(l ; an- terior side sliort, rounded, posterior side prmhu-iil, frequently attenuated. Hinge with two torlh in each valve; ligament short, external. I'allcal im- pression posteriorly sinuous. Like the Venerupes, these are rnck-inliabiting shells, the animals attaching themselves by means of" a byssus within holes and crevices, to whicli the .shells are often found to conform their shape, thus becoming irregular. Generally the Petricola; are longer than the VenerupeS; tapering towards the posterior, and in their sctdpturc the radiating predominate over the concentric ribs or stria;. Western America seems to jiresent the more favourite resorts to these Mollusks, although the shores of the Pacific, the Mediterranean, and Red Seas posse.ss some s])ecies. India and Australia are not without them. Besides seeking holes in rocks in which to reside they exerc-ise the power of enlarging, if not entirely excava- ting new ones, hard stones and corals being sometimes pierced by them. Species 1. (Mus. Brit.) Petricola seerata. Fet. iestii. plioladiformi , ehngata, aiitice hrevissimd, costis acuti's, crchris radiuU'i ; postice attenuatd, striis acutis, elevatis oblique radiatd, ad terminwn acuminatd. The serrated Petkicola. Shell pholas-shaped, elon- gated, anteriorly very short, rayed with sharp, close ribs ; posteriorly attenuated, obliquely rayed with sharp, raised close striie, acuminated at the end. Desiiayes. Proc. Zool. Soc, 1853. Hab, New Zealand. Ditiering chiefly from Petricola seri-ata in the com- parative fineness of the scttlpture. Species 2. (Mus. Brit.) Pktuicola gracilis. l\t. I, si, I plioladiformi, an/justd, ehmgata, aiitice costis rrenululis. ilistuntibus radiatd: poMice ijradatim allniinitil, rudiatim striata, ad terminiim suhdeiiniiinUd. The si.exdki: Pi:Ti;iy.) Petuicola lithopiiaga. Pet. testd brevi, subcuneiformi, radiatim striatd, stiiis posferioribus majoribus ; antice infiatd, rotundatd, brevissimd ; postice sub- attenuatd, ad terminum phisminnsre truncatd. The stone-eating Peteicola. Shell short, rather cuneiform, radiately striated, the posterior stri» the larger; anteriorly inflated, rounded, very short ; posteriorly rather attenuated, more or less truncated at the end. Retzius (Venus). Linna?ar Pholas striata, Lamarck. J/'/a decussata, Turton. Pholas costellata, Lamarck. Pholas roCiUaria, Lamarck. Transactions of Ti November, 1871. PETKICOLA.— Plate II. Phohf nipeidhi, Claiuvillo. Hub. British shores. The species is subject to great variations in form and sculpture, which have given rise to uuiuy needless synonyms. Species 12. (Mus. Brit.) Petricola ELLirTiCA. Pit. tcxti'i (Jj/onyo-elliptin'i, mh- fniiipnssi'i, riKliiifiiii sulcata, conceiitrice distanier lamhhili'i : lilt' rr imtico bivviilsculo, rotundato ; latere postko pivilucto, ad teiminmn vix angulato ; margvie dorsali rectiusndo. The ellpitical Petricola. Shell oblong-elliptical, subcompressed, radiately grooved, concentrically distantly laminated; anterior side rather short, rounded; posterior side produced, scarcely angular at the end ; dorsal margin rather straight. SowEiiBV. Proc. Zool. Soc, 1834. Hah. Payti, Peru. This rather Yenus-liko species is found in hard mud at low water. Species lo. (Mus. Brit.) PEnncoLA cuLN-KNSis. Pct. testd Itrevi, snbcicneatd, radiiitim stiiatd ; aiitice brevissima, rotundatd, iiijlatd, sfriin tennibus radiatd ; pnstice subattenuatd, aiifjidatd, ante angnlum depret'od''iCto, angulato, post angulum lavigato, planato ; margine dorsali oblique declivi, ad terminum Iruncato. versits umbones tenuiter rugatd ; latere antico breviusculo, margine dorsali prope umbones e.rcavato; latere postico producto, ad terminum truncato, margine dorsali rectiusculo. The half-grooved Astarte. Shell oblong, suboom- November, 187i. ASTARTE.— Plate II. pressed, finely wrinkled towards the umboes; anterior side rather short, with dorsal margin excavated near the umboes ; posterior side pro- duced, truncated at the end, with dorsal margin rather straight. Leach (Crassina). Ann. Phil. 1-4, fig. 204. Hah. North Seas. Species 13. (Mus. Brit.) AsTARTE INTERMEDIA. Ast. testd ovato-suUi-igona, iitrinquc suhacuininatA ; rugis numerosis, rotundis, prope marginem posticum suhevanidis ; unibonibus elevatis, margine dorsali utrinque declivibus ; inargine interno Icevi. The INTERMEDIATE AsTARTE. Shell ovate-subtrigoual, rather acuminated at each end; wrinkles numerous, rounded, partly disappearing near the posterior margin ; umboes elevated, dorsal margin sloped at each side ; inner edge smooth. SowERi'.v. Tiiesaurus Conchyliorum, Astarte, Sp. 3. Ilab. North Europe. Resembling Astarte undata in form, but more pointed, and having many more ribs than A. sulcata; almost as many as Astarte crtbricostata. Species 14. (]Mus. Brit.) Astarte Mortoni. Ast. testd ovato-suborhiculari, com- ]}ressd; rugis concentricis distantibus, validis, versus margines utrinque discontinuis ; mterstitiis latis, profunde excaratis ; unibonibus obtusis ; latere antico brevi, rotunda ; latere postico ptroducto, obscure truncato; margine venlrali rotundatim con- vexo ; margine interno IcBvigata. Morton's Astarte. Shell ovate-suborbicular, com- pressed ; concentric wrinkles distant, strong, dis- continued near the margin on each side ; inter- stices broad, deeply excavated ; uml)oes obtuse ; anterior side short, rounded ; posterior side pro- duced, obscurely truncated ; ventral margin roundly convc irgin smooth. Sowerby in Thesaurus. Adams ? Astarte undata, var. Hab. North America. My only authority for this species is a specimen named as above in the Cumingian collection; not the undeveloped shell quoted in the Thesaurus, but a mature shell of rounded form and dark black epidermis. Species 15. (Mus. Sowerby.) Astarte semilirata. Ast. testd ovato-subti-igond, elevatd, medio oblique tumidd ; latere antico oblique producto, infra umbones excavato ; umbonibvs re- trorsis, prominentibus, acuminatis ; latere postico declivi, obscurissime truncato, margine ventrali acclivi ; rugis concentricis versils umbones nmnerosis, concinnis, acutis, medio et infra evanidis. The half-ridoed Astarte. Shell ovate-subtrigonal, elevated, obliquely timiid in the middle ; anterior side obliquely produced, excavated under the umboes ; umboes leaning backwards, prominent, acuminated ; posterior side sloped, very obscurely truncated, ventral margin sloped upwards ; con- centric ridges near the umboes numerous, neat, sharp, becoming obscure at the middle and below. Sowerby. Hab. Northern Seas. Species IG. (Mus. Brit.) Astarte triangularis. Ast. testd parvd, altd, oblique trigona, tumidd, politd ; urnbonibus prominentibus, fere terminalibus ; latere antico fere perpendiculari ; latere postico declivi, ad marginem ventraleni pro- ducto ; margine interno crenulato. TiiE TRIANGULAR AsTARTE. Shell Small, elevated, obliquely trigonal, tumid, polished ; umboes pro- minent, nearly terminal ; anterior side almost per- pendicular ; posterior side sloped, produced at the ventral margin ; inner margin creuulated. Montagu (Mactra). Test. Brit., p. 99, pi. 3, f. 5. GoodaUia triangularis, Turt. Hab. North Britain. jMarti: I'i III ^1 ^ i ^f^f^ Sowok'ldeiW \'xce;]i SvcoiS IVy iSoikp A S T A R T E. Species 17. (Fig. a, b, Mns. Brit.) AsTAiiTi: FUSCA. Ast. testa suborbiculari, craxsa, cas- tancA, rubra obscure radiatd, propi nmboncs coii- centrice, crebre et concinne liratd ; umbonihus subter- minalibus ; latere antico hrevissimo ; margine ven- trali rotundato, manjine postico-termindli sub truncato. The ishown Astaute. Shell rather orbicular, thick, chestnut, obscurely rayed with red, concentrically, closely, and neatly ridged near the uniboes; umboes nearly terminal ; anterior side very short ; ventral margin rounded, posterior terminal margin slightly truncated. PoLi (Tellina). Test. Sic. Tab. 15, f. 22, 23. Hcib. Mediterranean. Species 18. (Mus. Brit.) AsTARTE LACTEA. Ast. testd magna, compressA, ovato- suhtn'gond, epidermide crasso, nigra indutd, prope umbones tcnuiter concenirice Uratu, intus lacted ; latere antico brevi, declivi ; latere postico oblique producto ; margine dorsali declivi, ad termiiium siibtru7icato ; margine interna Icevigato. The milk-white Astarte. Shell large, compressed, ovate, subtrigonal, covered witli a tliick black epidermis, finely concentrically ridged near the umboes, milk- white within; anterior side short, sloped; pos- terior side obliquely produced, dorsal margin sloped, somewhat truncated at the end ; inner margin smooth. Broderip. Zoological Journal, vol. iv. p. 356. Hab. North Europe. The wrinkles, although fine and distinct near the umboes, are continued a very little way from them in most specimens. Species 10. (Mus. Brit.) Astaute producta. Ast. testa oblongo-ovatd, compressd, ail umbones, etfere ad medium tenuiter et regulariter liratd, versus marginem loivigatd ; latere antico pauld producto ; latere postico elongato, ad termi- num suhacuminato ; margine dorsali leviter declivi ; margine intemo lavigato. The produced xYstakte. Shell oblong-ovate, com- pressed, finely and regularly ridged at the um- boes and nearly as fiir as the middle, smooth to- wards the margin ; anterior side a little produced ; posterior side elongated, rather acuminated at the end ; dorsal margin slightly sloped ; inner margin smooth. SdWERBV. Ilab. North Europe. The difference between this species and Astarte lactea is the same as that which causes Ast. elliptica to be separated from Ast. sulcata, namely, a prolongation in form. Species 20. (Mus. Brit.) Astarte subtrigona. Ast. testd crassd, subtrigoiid, epidermide castaneo indutd, intils ad marginem lavi, versiis umbones et ad medium subirregulariter liratd, medio ad marginem lavi ; latere antico tumido, suhrotundo ; latere postico angulato, ante unguium compresso ; margine dorsali valde declivi. TuE subtrigonal Astarte. Shell thick, subtrigonal,, covered with a chestnut epidermis, smooth at the margin wthin, rather irregularly ridged towards lunboes and to the middle, from the middle to the smooth ; anterior side tumid, rather November, 1874. ASTARTE.— Plate III. round ; posterior side angular, compressed in front of the angle, dorsal margin much sloped. SOWERBY. Hab. Northern Seas. This shell is so decidedly different in form from the normal specimens of Astartc arctica, that it seems desir- able to separate it. Species 21. (Fig. a, l>, Mus. Brit.) AsTAKTE ARCTICA. Asf. testA elUptico-suhorhicuJari, subconipressd, prope umbones medioque subtiregu- lariter liratd, versHs marginem Icevigatd ; latere autico hrevissimo ; latere postico obscure angulato, truncato ; margine dorsali declivi ; margine ventrali rotunda, intiis loevigato. The Arctic Astarte. Shell elliptical-suborbicular, subcompressed, rather irregularly ridged near the umboes and at the middle, smooth towards the margin ; anterior side very short ; posterior side obscurely angular, truncated ; dorsal margin sloped ; ventral margin rounded, smooth within. Gray (Crassina). App. Capt. Parry's Voyage. Vemis borealis, Chemnitz. Astarte ci/jirinoides, Duval. Crassina corrugata, Brown. Astarte Japonica, Jay ? Hab. Northern Seas. A ST ARTE. abbreviabi, Soirn-bf/ Arctica, Gray Banksii, Leach borealis, Chmnnitz castanea, Sa;/ compressa, Mbntofjii cornir/atn. Brown crassiilcTts, Brod. and Sowb. crassatella, Blainville crebricostata, Forbes crenata, Gray cyp? inoides, Duval I)anmonie!ii:is, Lamarck elliptic;!, Brovm fusca, I'oli intermedia, Sowerby Japonica, Jay ? lactea, Broderip lathhciila, Hanley I, 21 1 10 9 I. 21 3 4 I. 1/ I. 21 I. IH Montayui, Dillwyn I. Mortoni, Adams II. muHkostata, Macgillivray I. oblonga, Sowerby II. ovata, Brown I. producta, Soicei-hy III. pulchella, Jonas I. qnadrans, Gould II. .SVo^/rrt, Turton I. seniilirata, Sotverby II. semisulcata, Leach 11. seinhidrata, Miilier I. gtriata, Gray I. subaeqnilatera, .S'oji'ow/ I. subtrigona, Soiverby III. sulcata, 'HWsou I. sulcata, Costa I. triangularis, Montagu 11. lindata, Gould U. MONOGRAPH OP TIIK GENUS VENERUPIS, ( 'roan exhibits fathomless and broad. Much of the iiow'r and majesty of God." — C'y(c/i< VenerufitA- PI. I. ^^m ^ ^^p n Wric^:^;BronksiJkyii£ V E N E R U P I S. Genus, VENERUPIS, Lamarck. Tt'sta valde irregularis, iiutqiiilateralis, cBquivalvia, oblonga, plerumque coricentrice laminata, radiatim striata, anlice paidu hians. Impressiones nius- culares duce, majnai, renifonnefs. Impressio pallii postice late et profundi' sinuala. Vardo in vidvd dextrd tridentatd, m valvd sini.slrii bidcntatd. Liijn- mentum externum. Shell very irregular, inequilateral, oqviivalve, oblong, generally concentrically laminatetl, radiately striated, anteriorly a little gaping. Muscular impressions two, large, kidney-shaped. Palleal impression posteriorly and deeply sinuous. Hinge tridentate in right valve, and bidentate in the left. Ligament external. Spi. Iiu-s, 0km. EumcLLAiiiA, Fl. de Bellevue. ; The sliells of this genus are found in holes and crevices of rocks, where they are fixed by a byssus passing between the gaping valves. It is rather difficult to distinguish some of the species from the more irregu- lar rock-inhabiting Tapes on the one hand, and the more Tapes-like Petricols on the other. The concentric lamina, however, are the more prominent in this genus ; whereas the reverse is the case in the Petricolie, and tlie posterior side is generally truncated, and does not tend to end in a point. The Venerupes are more numerous in northern and temperate climates; many species are European, being found in Scandinavia and the British Islands. There are, however, some species in Australia, and some in the Pliilippines. Species I. (Mus. Brit.) V'enerupis Cokdieri. Tin. testd ohlonfjd, in/Iatd, sub- ci/lindricd, laminis concentricis crassis, puslicc latiorihus, inflexis exfoliatd ; latere antico brcvi, dedivi, infrd, subaciiminato ; umbonibus acinninatis, fubtcrmiiKdihiis .- httire posiico elovgafo, obliqui (iiiijiihihi : iiiiinjiiic diirsali rectiusculo, munjine tcr- m;n,di /,n-i„ndicul.,ri. CoRDiEit's Veneuupis. Shell oblong, inflated, rather cylindrical, exfoliated with concentric, thick lamina;, wider and inflected posteriorly ; anterior side short, sloped, a little acuminated below; posterior side elongated, obliquely angular ; dorsal margin rather straiglit, terminal margin perpen- dicular. Deshayes. Revue Zeologique, 1839. Hub. Cidifornia. Species 2. (Fig. a, h, Mus. Brit.) Venerupis ixsionis. Yen. testd injlatd, irrcgulari radiatim striata, aiiraniid, coeruleo purpureoque nebulatd, intits rubro-violaced ; latere antico brevis- simo ; umbom'bus fere tenninalibus ; latere postico prorlucto, obliqiit' luniido, manjine terminali svperne dedivi. The woNDERFi-L Venerupis. Shell inflated, irregular radiately striated, orange, clouded with blue and piu-ple, red-violet within; anterior side very short ; umboes nearly terminal ; posterior side produced, obliquely tumid, terminal margin sloped above. Deshayes. Proc. Zool. Soc, 1853. Hab. New Zealand. Of' colour and very irregular growth. Species 3. (Mus. Brit.) Venei:i:pis CREn-ata. Vcn. tt:ru^. Brit.) VENEr.uris lurs. /";■/(. Ij'fli') ikiII,',/,'' j)i/r,i, coir.presna, oMongo-t:H/i(/ii'iilriil rugosa, Deshayes IV. 2G siliqua, Deshayes III. 20 siihglobosa, SoWL'i-hy II. 1 :.' tp.xta, Deshayes 11. 'J tVimida,, Soicer/jy 111. 14 MONOGRAPH OF THE GENUS PANDORA. 'I'liousands of things do Thee employ In nilinn; all This spacious globe." — Tfmrli. Pandcra F/.l. r-'» C '^cent Brocks Day « Son.lmp. PANDORA. 13 rANDOUA, jianite, Testa inaquicah-is, inaquilateralis, poslice proilucta, rostrata, tenuis, compj-cssa, alba, iiitiis margariUvea. Impressiones iuuscidares dua, rotwidce. Vulva dextra complanata, unidentata, cartilagine inter castas laminatas radialas Joveato, vinryine postico- dorsali rejlexo. Valca dnistra plusminusve con- vexa, ad marginem ventraLia plerumque valcam dextran siiperans. Shell itiequivalve, inequilateral, posteriorly produced, beaked, thin, compressed, white, pearly within. Muscular impressions twove mentioned. It is quite possible that an examination of more specimens might modify my view of this mutter. The Pandorae burrow in s;ind and mud at con- siderable, but varying depths. Britain has two species ; other species arc found northwards at Spitzbergen, centrally at Panama, and southwards at New Zealand. The number of species has not very largely increased since the publication of the late Mr. G. B. Sowerby's monograjih in the Species Conchyliorum ; that is to say, it has not done so in proportion to many other genera during that period. Species 1. (Mus. Brit.) Pandor.'I CRlSTjiTA. Fa7i. testa altd, hrevi, dolabnj'ormi compressd ; margine ventrali convcxissimd ; latere antico Irevi, margine dorsali elevato ; laminis cuneatis cristato ; latere postico ad mai-ginem dorsalein leviter arcuato, in rostmm prodticium elevatum angustum terminanti, costu dorsali angustd, tumidd. The crested PAXDOR.'i. Shell elevated, short, hatchet- shaped, compressed ; ventral margin very convex ; anteriur side short, dorsal margin elevated, crested with cunoate laniiu;e ; posterior side slightly arched at the dorsal margin; terminating in a produced, raised, narrow beak ; dorsal rib nurrow, tumid. C.\RrEXTEr. ? Mus. Brit. MS. Hal). I Distinguished by a jagged crest on the antero dorsal margin. Species 2. (Fig. a, h, Mus. Sowerby.) P.\NDoi:.\ iNyE(iUiv.\Lvis. Pan. testd obloiigd, intus extdsque medio et versds umbones Jiavidd ; latere antico bred, subrotnndo, versiis medium sub- Jli'xuoso ; latere postico producto, margine dorsali pmd!) arcuatim depresso ; roslro obtuso, truncatu ; costd dorsali dnplicatd. diprcssd; vahd sinistra pivfiindd, JlexUdfi). ml inaiyiiiun vcntralcia valvaiu dexlram conspicn,'- aujicraiili. The INEQUIVALVE P.\.\-Dui:.4.. Shell oblong, yellow inside and outside in the middle and towards the umboes ; anterior side short, rather rounded, rather flexuous towards the middle ; posterior side produced, dorsal margin a little depressed with a curve; beak obtuse, truncated ; dorsal rib duplicate, depressed ; left valve deep, flexuous, conspicuously overlapping the right valve at the ventral margin. LlKNJlus (Tellina). Syst. Nat. Pandora rostrata, Lamarck. Ilab. Great Britain. Species 3. (Fig. a, b, Mus. Brit.) P.^NDOR.'V Wardiana. Pan. testd altd, semiorbicidari, subntgosd, pallidisshne subjmrpured ; latere antico brevi, angusto, ad marginem ventralem siiiu flexuoso emarginato ; latere postico acuminata expanso, margine dorsali Jlexuosim declivi ; valvd dexlrd complanatd, stdcls incisis rubris, linearibus, divaricatim radiatd ; valvd sinistrd valde convexd, antice sidcAJlexuosd, leviter depressd radiatd. Ward's Pandora. Shell elevated, semiorbicular, rather rough, very pale purplish ; anterior side short, narrow, emarginated at the ventral margin with a flexuous sinus ; posterior side acuminated, expanded, with dorsal margin flexuously sloped ; right valve flattened, diversely rayed with incise. November, 187-1. PANDORA.— Plate I. red, linear grooves ; left valve very convex, rayed anteriorly with a flexuous, lightly depressed groove. Carpenter. Proc. Zool. Soc. 1850. Hab. California. In our common British species, the deep valve gives \QTy slight indications of a sort of flexuous depression like that which is fully developed in the present species. Species 4. (Mus. Brit.) Pandora elonc.ata. Pan. testa tenuissimd, compressa, valde amuitd ; latere antico brevissimo, antjiisto, obli/jii' cLnitit ,- hitere postico lato, margine ventiali c >ni-:M'i.