MUS 4890 .2 MEMOIRS OF THE MUSEUM OF COMPARATIVE ZOOLOGY AT HARVARD COLLEGE. VOL. XXVIII. PLATES. I. CAMBRIDGE, U.S.A. PRINTED FOR THE MUSEUM. 1903. MEMOIRS OF THE MUSEUM OF COMPARATIVE ZOOLOGY AT HARVARD COLLEGE. VOL. XXVIII. PLATES. I. cambridgp:, u.s.a. printp:d for the muskum. 1903. University Press : John Wilson and Son, Cambridge, U. S. A. CONTENTS. REPORTS ON THE SCIENTIFIC RESULTS OF THE EXPEDITION TO THE TROPICAL PACIFIC, in charge of Alexander Agassiz, by the U. S. Fish Com- mission Steamer "Albatross," fi-om August, 1899, to March, 1900, Commander Jefferson F. Moser, U. S. N., Commanding. IV. The Coral Reefs of the Tropical Pacific. B}' Alexander Agassiz. pp. xxxiii., 410. 238 Plates. Febru- ary, 1903. One Volume Text. Tukee Volumes Plates. ^fmoirs of tin IKustum of Compitrntibc ^oblogn AT HARVARD COLLEGE. Vol. XXVIII. REPORTS ON THE SCIENTIFIC RESULTS OF THE EXPEDITION TO THE TROPICAL PACIFIC, IN CHARGE OF ALEXANDER AGASSIZ, BY THE U. S. FISH COMMISSION STEAMER " ALBATROSS," FROM AUGUST, 1899, TO MARCH, 1900, COMMANDER JEFFERSON F. MOSER, U. S. N., COMMANDING. IV. THE CORAL REEFS OF THK TROPICAL PACIFIC. By ALEXANDER AGASSIZ. I. — PLATES 1 TO 105. CALIFORNIA TO SOCIETY ISLANDS. [I'ublislied by peimission of (JEoituE M. BowEits, U. S. Commissioner of Fish and Fisheries. CAMBRIDGE, U.S.A.: ^lintcti for tljc fHuscum. February, 190B. Plate 1. Plate 1. Chiiit of tlie I'acific Ocean, showing ILe ti-ack of the United States Ush Commission Steamer "Albatross" during her expedition to the Tropical Pacific from August, 1899 to March, 1900. "Albatross'Tropical Pacific Expedition Coral Reefs Plate 1. Plate 2. Plate 2. MARQUESAS. 1 . Cliffs to tlie west of tlie entrance to Tai-o-hae Bay (Anna Maria Bay). W. McM. Woodworth, Pliot. 2. Krodeit volcanic rocks near Tai'-o-hae Baj*. "Albatross" Tropical Pacifu- l".\pcilitii I. 'H-.rl Rr,-t-, i'l.MK P MELIOTYPE CO., BOSTON. Plate 3. Plate 3. :\IARQrRSAS. Mead of Tai-o-line Dav- H. C. Fassett. I'lmt. 0m Platr 4. Platk 4. UAXCIliOA. 1. Avatoru Pass seen from tiie sea, Braiider Islaiiil on one side of pass. Max. .\gassiz, Phot. 2. Shins;le and sand lieaeli on the east side of Avatoru Pass. W. McM. W., Phut. w c o \ c-T' Platk 5. 1'latk 5. Sliiuglc! beach on the west side of ^Vvatoiu l':iss, l!:uiL;ir! -^J .<>, .. 'i, 'v» Plate 11. Plate 11. RANGIROA. 1. Coral boulder at the base of the sand beach on the edge of the third gap west of Tiputa Pass. 2. Sea face of .the third gap west of Tiputa. 1, 2, M. A.. Phot. Id H < a, o O It? 'I '■, I ^^:1 Plate 12. Plate 12. RANGIROA. 1. Looking into the lagoon from tlie west side of Avatoru Pass. 'M. A., Phot. 2. Sand beacli and boulder flat on tlie sea face of tlie third gap west of Tiputa. W. McM. W.. Phot. 'Albatross" Tropical Pacific Kxpeditioii. Coral Reefs, Plate i: ■-"\ .-x: r<. • HtLlOTJ-Pt CO., BOSTON. Plate 13. Platr 13. l!AN(!n!OA. 1. West shore f)f Rangiroa nortli of Kiiniiariia Island seen from tlio sea. 2. Looking towards the higoon across the third gap west of Tiputa. 1, 2, M. A., Phot. .J 0. 05 (J 5 T'late 14. Plate 14. KANGIRO.V. 1. Islets iinil wall of old liMl^e on tlio soutli side of the western hinil rim. 2. Islets and wall of ol r^i k u ■»-r' 1 T i 1 i ; ■ - Plate 16. Plate 16. RANGIROA. 1. Lagoon bfincli, south side of atoll. W. Mci\I. W., Phot. 2. Gap in land rim, south side of atoll, seen from the lagoon side lookinp; towards old ledge sea wall, outliens of sea wall protruding in the gap. M. A., Phot. o O M ' il Plate 17. Plate 17. RANGIROA. 1. Roef Hnt phitfonii, sea fuee f)f soutli side of atoll, looking seaward. 2. Sea face of south side of atoll, looking along the liase of the old ledge sea wall. 1, :.', W. Mc:\[. \V.. rhot. Pi o U Plate 18. Plate 18. RANGIROA. 1. South side of atoll, looking along the base of the old ledge sea wall. M. A., Phot. 2. Large blocks of Astrean and Pontes in situ on small islet in middle of lagoon, south of Mohican Island. W. McM. W., Phot. '"Albalross"' Trojiii'Ml I'acilir I-!\|K'iliti()n. Ciirnl RcctN. I'laie iS. aV. It; ■>^* >• -.^fc^'s -^tttfi^ HELIOTVPE CO., BOSTO^. Plate 19. Plate 19. RANGIROA. 1. Old ledge on the shore of small islet in middle of lagoon. 2. Beach rock and recent coral boulders thrown up on the east shore of the same islet. 1, 2, W. McM. W., Phot. "Albatross" Tropical Pacific Expeililion Coral Reefs, Plate k*. ^EiS^^^^i^ El i ^HeI^.^- ^y^f^^:- -^ w --' -— ^i *■>. ^ A^i :'u Plate 20. Plate 20. 1. Eutrance to IMataliiva on northeast extremity of the atoll. 2. West shore of Tikahau, looking southeast. 3. Land rim and gap on the southwest sliore of Tikahau. 4. "Wide reef flat platform, southwest shore of Tikahau, looking southeast. 1-4, W. McM. \V., Phot. Plate 21. Plate 21. MAKATEA. 1. Central part of west shore of the island. Canon leading to the sink on the summit of the island is behind the village. 2. Lowest part of the west side of the island. 3. Northern point, seen from the west side. 1-3, W. McM. W., Phot. Plate 22. Plate 22. MAKATEA. 1. Highest point of the island, seen from the west. 2. Northern point of the island, looking southeast ; elevated coralliferous limestone. ], 2, A. (;. Mayer, Phot. Plate 23. Plate 23. Elevated coralliferous limestone cliffs on the western face of Makatca, looking south. A. G. iM., Phot. oi o u i^i^ Plate 24. Plate 24. Cliffs on the western face of Makatea, looking north over the narrow reef flat platform. A. G. M., Phot. a: o O '^i^^i-'M ^ ' t, (d o. o Plate 25. Plate 25. Cliffs on the uortheru point of Makatea, looking over the reef flat platform. W. McM. W., Phot. < .J a; o O W o. o Plate 26. Plate 26. MAKATEA. 1. North point of the island, looking eastward. 2. West face of the island, showing the coral sand beach and the reef flat platform, looking south. 1, 2, W. WcM. W., Phot. o il! : I ' 5 .. :> 1 Hi m 1' 1;: ( / » f'i 1 ! a. o J3 ■«| Plate 27. Plate 27. Elevated eoralliferoiis limestone cliffs on the east face of Makatea, south of the village, showing the undercutting at the base, the lines of caverns, and the stalactites along the face of the cliffs and over the openings of the caverns. W. McM. W., Phot. i-! o O p Plate 28. Plate 28. MAKATEA. 1. Cliffs on the east face of the island. The first terraces are sloughed off; long coral sand beach at the base of the cliffs, near the southern end of the islaud. W. McM. W., Phot. 2. Cliffs on the east face of the island, with a short coral sand beach at the base ; the lower terraces are beginning to slough off near tlie southern extremity of the island. A. G. M., Phot. o w c o J3 < Plate 29. Plate 29. MAKATEA. 1. Showing the terraces on the south face of the island, with horses of elevated reef rock of the first terrace, separated bj' short coral sand beaches. 2. Terraces of the east face of the island, near the southern extremity, with beaches and horses of the old ledge. 3. Terraces of the east face of the island, with beaches and horses, near the southeru end of the island. 1-3, A. G. M., Phot. u < a, o O ' I I 1 I u £1, •/ih o 1 Plate 30. Plate 30. Caiioii leading up the cliffs of the west face of Makatea to the path winding across the summit sink to the east face of the island. C. H. Townseud, Phot. 'Albatross" Tropical Pacific Expedition. Coral Reefs, Plate 50. i MELIOTtPE CO., BOSTON. Plate 31. Plate 31. MAKATEA. 1. Canon through the summit of the cliffs on the west side, opening on the path leading to the east side of the island. 2. Spires and pinnacles of old ledge along the path leading across the central plateau of the island. 1, 2, C. H. T., Phot. o frr '**. ?# c Plate 32. Plate 32. MAKATEA. 1. Old ledge pinnacles iu the central part of the sink of the island. 2. Old ledge pinnacles iu the central part of the sink of the island. 1, 2, C. H. T., Phot. V "Albatross" Tropical Pacific Expedition. Coral Reefs. Plate ;j. OTVPE CO.. 0OSTO^. Plate 33. Plate 33. Reef flat platform, on the west shore of Niaii, with undercut ledges and horses of elevated coralliferous limestone. A. G. M., Phot. u Oh p Plate 34. Plate 34. NIAU. 1. Outcrop of old ledge iu the central part of the land rim of the island. '2. Outcrops of old ledge on the reef flat platform of the west face of the island. .3. Low undercut elevated coralliferous limestone lilnffs on the south shore of the island. 1-3, W. McM. W., rimt. ' • t Plate 35. Plate 35. NIAU. 1. Outcrop of olil Ifiliii' near flie lagoon, west face of the island. 2. Outcrop of old ledge near the lagoon, west face of the island. 1, 2, A. G. M., Pilot. ■Alli;in-f,.~" 'I'rnpi.Ml I'Mi-ilii I' \ ! M>lii ion. -' -.ISM^' ■■■- ■ ... *>r... ^i 'IS' MELlOTrPE CO., BOSTOS. Plate 36. Plate 36. Lagoon shore, west face of Niau ; tlio dIiI ledge erops out on the rioht. A. G. M., Phot. Plate 37. Plate 37. APATAKI. 1. Southwest shore of atoll, seen from the sea, showinu; the low lam! rim, -n-ith its islands and islets and submerged flats. 2. Land rim with partly submerged flats. ;l Looking northwest, on lagoon side of land rim east of Pakaka Pass. 1-3, A. G. J\[.. Pilot. rv.[ 1 ', .i^i 1 ' '^ fl .J 1 i, J' ■ r 'ii \-\}* ■^nflt^r Plate 38. Plate 38. Al'ATAKI. 1. Pakaka Pass, seen from the sea, lookint; into the la<;ooii. 2. (iiip across the land rim to tlie east of Pakaka Pass. 3. Looking out to sea, across Pakaka Pass, from tlie hiu;oou side. 13. A. G. M.. Phot. o Plate 39. Plate 39. Al'ATAKI. 1. Low Hats of the lagoon, east of Pakaka Pass. 2. Lagoon beach of land rim east of Pakaka Pass, looking northwest. 1, 2, W. >IcJ\L W.. Phut. Cti o o. o Plate 40. Plate 40. 1. Vegetation of land rim, lagoon side of Apataki. C. H. T.. Phot. 2. Boulder beach outside of channel leading to central .sink of Tikei. 3. AVest shore of Tikei, south end of high coral .sand beacli. i. West shore of Tikei, north cud of high coral saud Itcach. 2-4, W. lIcM. W., Phot. o 'J ^Si *j Plate 41. Plate 41. TIKEi. 1. Gap forming pass leading from the sea face to the interior sink. 'J. Cut leading from gap to the inner sink. 1, -2, A. G. M., Phot. "Albatross" Tropical Pacific Expedition. Coral Reels, Plate 41. iM ^' ^^fl^S-ZW*."* iSL» HEL10TVPE CO., BOSTON. Plate 42. Plate 42. Wide passage leading from the gap (PI. 41, fig. 1) to the central pool of Tikei. A. G. M., Phot. 5m '-^^^if ■?^ 'S A" Plate 43. Plate 43. TlKEi. 1. Marshy flat near the pool of the central sink. W. McM. W., Phot. 2. Marshy flat connecting the central sink with the wide passage to the sea (PI. 42). A. G. M., Phot. "Alliatross"' Tropii;iI I'luilu- l-:\pociili; 1 •. '.(.■: Plate 47. Plate 47. FAKARAVA. 1. Ledges, islets, and islands in northwestern part of atoll (PI. 204), seen from the island nearest to the Rotoava anchorage. 2. Ledge in the lagoon between Ngarue Pass and Rotoava. 3. One of the islands of the cluster in the northwestern part of the lagoon, the one nearest to the Rotoava anchorage. 4. North face of the same island, flanked by old ledge rock, with ledge of the same seen in the distance. 1-4, W. McM. W , Phot. 'Albatross" Tropical Pacific Expedition. Coral Rcets. Plate 47. Mfc«>Bi«— *^^i«<^-: • f •»■» I 111 l-^till- PE CO.. B08TOS. Plate 48. Plate 48. Siuk and pool soutL of Rotoava village, Fakarava. W. McM. W., Phot. 'Albatross" Tropical Pacific H^xpedition. Coral Reefs, Plate 4'-' HELIOT^PE CO.. eOSTOS. Plate 4a Plate 49. Low beach rock cliffs of lagoon face of laiul rim near Rotoava village, Fakarava, part of Fig. 3, PI. 46. A. G. M., Phot. Plate 50. Plate 50. FAKAltAVA. Sea face shingle beach with characteristic vegetation of the land rim of a rauuiotu atoll. A. G. M., I'hot. h < a. o Plate 51. Plate 51. 1. Looking over the partly submerged land rim across to islets in the lagoon of Anaa, seen from the sea. 2. Beach rock on the sea face of the shingle Ijeach to the east of Rotoava village, Faka- rava, showing Nntli|)ore knolls to the left of the reef platform. 1, 2, A. G. M., Phot. C i o t a. X fa I ° ■ ..•.■•■'■■:/'.'" ■ ■ ' ■.. • ■ ' X '■ '■■■ "I ' . '-^ '' ."..ill Plate 52. Plate 52. ANA A. 1. Northwest point of the atoll, showiiio; undercut elevated coralliferous limestone ledges with outliers of the same on the reef flat platform. AV. McM. W., Phot. 2. Gap on the northwest shore of the land rim, lookino- into the lagoon towards the land rim on the opposite faee. 3. Horn and reef flat platform on the northwestern side of the atoll, seen from the sea. 2, :i, A. G. M., Phot. o 'J Plate 53. Plate 53. ANA A. 1. Part of the eastern shore flanked by low undercut elevated coralliferous limestone ledges and horses, separated by short coral sand beaches. 2. A more northerly part of the east face land rim, covered with small islands, separated by high gaps, with shingle beaches flanked by recent and old ledge lioulders. 3. Submerged north face land rim with a prominent islet, looking across the shallow lagoon fiat to the land rim of the opposite face. 1-3, A. G. U., Phot. #M Plate 54. Platk 54. TAIIAXEA. 1. Island on the horn formed bj' the sweep of the I'eef flat phitform on the west side of the atoll, seen from the sea. 2. Reef flat platform on the east face, at the curve leading to the southwest point, seen from the sea. 3. Southeast face of tlie atoll, seen from the sea, looking across the outer reef flat to the island on the inner platform of the secondarj^ lagoon. 1, L>, W. McM. W.; 3, A, G. M., Phot. c u o u H ' ■ j \ ' : i ' I t i 1 ; 1 ( i ! 1 ■ 1 ■ t 1 i li t- ■ 1. '; ■i 1 i f ' 1 i 1 ! i ■ i 1 1 : , t • i' i - ! i Plate 55. Plate 55. TAHANEA. 1. Islands running at I'igbt angle to the face of the aloll, on the land rim of the southeast sliore, seen from tiie sea. \V. McM- \V.. Phut. ■>. Islet and bars at right angle to the face of the atoll, on the west shore of the atoll, seen from the sea. 3. Narrow bare land rim of outer reef platform, on the north faee of the atoll, seen fmrn the sea. 4. Island and bars in the lagoon on the south face of the atoll, looking over the narmw land rim from tiie sea. The island is on the north side of the secondary lagoon. 2-4, A. G. M., Phot. -! > 1 I ' ' ■ f j ( < t. 1 < 1 ff;: 'ii' ! 1 •( 'r ' It'll I Plate 56. Plate 56. TAKUME. 1. JA)uking' across the horn of the north end of tlie atoll, seen from the sea. ■>. Looking across the gap in the land rim of the northwest face of the atoll, island on the opposite face looming up, seen from the sea. '6. Looking into the lagoon across u low gap of the land rim t>n the noi'thwest face of the atoll, seen from the sea. 1,2, A. G. M.: ;;, W. "SUM. W., Pliot. i^ t I: %W\ fl '' ''l' '.' I (I 'h' r ' KL Plate 57. Plate 57. TAKUME. 1. Islets oil till' land rim of the east face of the atoll, looking across the lagoon to the islands of the west face, seen from the sea. 2. Ijookiiii; across a shallow gap in the land rim of the northwest side of the atoll, seen from the sea, lireakers of the east face seen across the lagoon. 3. Boulders of old ledge on the northwest face of the atoll, looking across the lagoon, seen from the sea. 4. Islet and bars on the land rim at right angle to the east face of the atoll, islets of the west face seen across the lagoon, seen from the sea. 1-4, W. MclM. AV., Phot. ■Albatross" Tropical Pacific Expedition. Coral Reefs. I'i..\te ;;. MELIOTVPE CO.. BOSTON. Plate 58. Plate 58. 1. Land rim on the north side of Fakarava (lagoon face), distant ledges seen in the lagoon. A. G. M., Phot, 2. Looking into the lagoon of Takume across a narrow gap on the northwest face of the atoll. W. McM. W., Phot o U ^ Plate 59. Plate 59. MAKEMO. 1. Looking across the pass on the northeast face, fi'oni the higooii side. 2. Looking across the entrance to the .same pass from the sea face, sliowing the outer shingle hencli, the rolled boulders at the base, the nairoiv leef flat platform, and the outer edge of Xullipore knolls. ' 1, 2, w. yuM. w , rii..i. p Plate 60. Plate 60. MAKEMO. 1. Land rim of the northeast face of the atoll, broken by gaps, seen from the lagoon side. A. G. M., Phot. 2. Continuous land rim on the northeast face of the atoll, seen from the lagoon side. 3. Sea face of the northeast land rim of the« atoll, showing the shingle beach flanked by coral boulders at the base, the outer line of NuUipore knolls flanking the outer edge of the reef flat platform lagoon. 2,:!, \V. .McM. W., Phut. Plate 61. Plate 61. MAKKWO. 1. Looking out to sea, from a low coral sand ihim thrown across the lagoon face of a shallow gap, showing the shingle dam thrown across the sea face of the gap. 2. Looking towards the lagoon from the sea face of a gap of the land rim, across a narrow channel cut through old ledge rock capped with modern conglomerate. 1. 2, W. MeM. W.. Pilot. u I :s? PB i o < Plate 62. Plate 62. MAKE. MO. 1. Shingle and rubble beacli on the sea face, with line of Xullipore knolls on the outer edge of the narrow reef flat platform lagoon running parallel to the beach. 2. Sea face shingle beach with rolled coral boulders at the base, and outliers of the old ledge cropping out, on the reef flat platfonn, between the base of the shingle beach and the outer line of NuUipore kn(_)lls, foriniug tiie head of one of the reef flat platform lagoons. 1, 2, \. (,. M, Phot. Mj^ a H Ci Ax>^.l ^->tfi< \ m 1 1 ^1 II /! M >^o 3M i j^- ■■' .if. ■■■'^ (•■4 » ;* . yje^ .i% Plate 63. Plate 63. ]\[AKEMO. 1. Outer edge of knolls of Nullipores flanking tlie reef flat platform lagoon running parallel to tile sea face shore line. ■>. Sea face of atoll, showing the outer reef flat platform with its Nullipore edge, and base of tlie land rim flanked by a mass of material to form a conglomerate bedding covering the underlying old ledge. 1, 2, A. G. M., Phot. u w p t'f I5/'V' ( ^ iff i /if &^^ Plate 64. Plate 64. MAKEMO. Coral shingle, rubble, and small boulders on the suiiiniit of the beach on the sea face, encroaching upon the vegetation of the land rim. A. G. M., Phot. o U Plate 65. Plate 65. MAKEMO. 1. Sea face, sliowing the outer lino of Nullipore knolls forming the edge of tiie reef flat platform, covererl with numerous outliers of the old ledge. A large undercut outlier of the old ledge, capped with recent conglomerate, stands on the left of the figure. i. AVoru recent corals, coral boulders, and fragments of old ledge on the face of the sea beach, capping tiie underlying old ledge. 1, -1, W. McM. W., I'hot. ■Albatross" Tropical Parilir Kxpeciition. Coral RccN, Pi_ \i r ''-. -"■^^i 1-^ *>,^-5*^^> [^_j_ _Jv^ ^ _ HfcLiGTift CO., BOblLJ.'.. Plate 66. I'latic 66. TEKOKOTA. 1. Looking across the lagoon of the atoll over the land rim of the west face, showing liar of shingle at right angle to the sea face. 2. Looking across the northwestern horn of the atoll. 3. Islets running at right angle to the reef platform of the west face of the l.nid rim, looking across the lagoon of the atoll from the sea. 4. Looking across the land rim of the southwest face of the atoll, showing i.slet at right angle to the face, and the laud rim of the opposite face. 1, 4, W McJM W. ; 2, 3, A. G. M., Phot liil' ', Plate 67. Plate 67. HAO. 1. A part of the west face of the atoll, with a wide reef flat; a few islands and bars form the laud rim. 2. A part of the west face of the land rim, with islands and bars on the edge of the reef flat platform. 3. Northwest point of the atoll, looking across the horn of the lagoon, seen from the sea. 4. Wide gap on the west face of the atoll, looking into the lagoon from the sea. 1-4, A. G. M., Phot. 0 I Plate 68 Plate 68. AKI AKI. 1. Island of Aki-Aki seen fiom the soiitli. 2. Western part of the island. 3. Eastern part of the island. 1-3, W. McM. W., Phot. Plate 69. Plate 69. AKI-AKI. 1. Scrub vegetation of sink near the central part of the island. 2. Fresh-water sink surrounded by cocoanut trees, near the central part of the island. 1, 2, C. H. T., Phot. 'Albatross" Tropical Pacific Expedition. Coral Reefs, Plate (19. ■'fr^l M Ht'.: r^ MELrOTVPE CO., BOSTON. Plate 70. Plate 70. 1. West face of JIuiokau, looking across the wide reef flat into tlie lagoon. 2. Northern extremity of Ravahere, looking across the wide hare i-eef flat of tlie west face, showing the islands on the east face of the atoll. 3. Horn of the western extremity of Ntikutavake, showing reef flat platform lagoon at the base of a high .shingle and coral sand beach, seen from the sea. 4. Sand dunes on the east face of Nukutavake, overwhelming the vegetation of the land rim, line of Nullipore knolls on outer edge of reef fiat platform, seen from the sea. 1-4, A. G. M., ri]..t. ac o U I i i :..^iri ■ Li % UJ Plate 71. Plate 71. NUKUTAVAKE. 1. . Vegetation near the central part of the island. 2. Sink surrounded by cocoanut trees, near the middle of the island. 1, 2, A. G. M., Phot. 'Albatross" Tropical Pacific Expedition. Coral Re(;fs, Plate 71. Sn ^^^, ^^:^^- r^:^^:r^' 'Soti .-A 5f . j^ t^itm HEUOTYPE CO., BOSTON Plate 72. Plate 72. PINAKI. 1. Atoll seen from the foretop, showing the old gap ou the southeast side. W. McM. W., Phot. 2. Entrance to the atoll, seen from the south side. C. H. T., Phot. 3. Entrance to the atoll, seen from the south side. A. G. M., Phot. o Plate 73. Plate 73. PINAKI. 1. Western horn of the atoll. 2. Low gap across the eastern land rim of the atoll, seen from the southeast. ;} Sand dunes overwhelming the vegetation on the southeast face of the atoll, ancient wide gap on the light. 1-3, A. G. M., Phot. '"SiW^ i , w , )■; Plate 74. Plate 74. PINAKI. 1. Looking across the lagoon side of entrance into atoll, Tridacna islets in the back- ground. 2. Looking into the lagoon of the atoll, from the reef flat platform, showing old ledge outcrops. 1, L^ C. IL T., Phot. -^f ■i ' ' ' *. ,« # 1 i b ■ ^'4''''*^ V ■ ' ^^ ^- ■" c. ' ^?li'^''^" * 1 ..1 ^VxMv.:/ . ' *^.<.-Va ■> ;. ,' *'■ 1 I Plate 75. Plate 75. 1. Tridat'iia islets in the lagoon of Pinaki. 2. On the reef flat platform at the entrance into the lagoon of Pinaki, looking west. 3. Windrows of Tridacnas on the lagoon face of the land rim near the entrance into Pinaki, 4. Vegetation of the land vim of Makemo. 1-4, C. II. T , Phot. 0. e: ; u iL»f.'5i^ Plate 76. Plate 76. NUKUTIPIPI. 1. Lookiug into the lagoon across the wide gap on the sea face of the land lini of the atoll ; the reef flat platform lagoon runs parallel to the land rim ; the land rim of tiie opposite face of the atoll is seen across the lagoon. 2. Extremity of island forminii tlie land rim of the western face of the atoll ; the reef flat platform lagoon is very prominent. .3. Northern end of island forming the west face of the atoll, looking into the lagoon from the sea. 4. Western point of the atoll as seen coming from the soiitli. The reef flat platform lagoon is specially well developed at Niikntipipi, as shown on Figs. 1-4 of this plate. 1-4, A. G. M., Phot. o i Plate 77. Plate 77. NTTKITTIPIPI. 1. Looking across the broad reef flat platform lagoou on the south faoo of the atoll, with the edge of Nullipore icnoUs on tlie sea face of tiie reef flat. W. MciM. W., Phot. 2. Looking into the lagoon to the opposite land rim, across the wide gap on the northwest face of the atoll. 3. Looking into the lagoon from the southwest, over the wide reef flat platform and the lagoon flat. 4. Looking across the reef flat platform lagoon, near the northwest point of the atoll. 2-4, A. G. M., Phot. o ' ) { I *•■ I f 'm Plate 78. Plate 78. ANU-ANURUNOA. 1. Looking into the lagoon across the broad reef flat covered with rocky and saudj' l)ars running at right angle to the face of the atoll. W. McM. AV., Phot. 2. The northern extension of the same view. C. H. T., Phot. 3. Soutiiwest face of the atoll, looking over the edge of Nullipore knolls, across tlie broad reef Hat platform lagoon. A. G. M., Phot. .- (■ - 1 % 1 UW'' 'a If i Plate 79. Plate 79. HEREHERETUE. 1. Looking into the lagoon over the rpef flat platform and lagoon flats of the northeast face of the atoll. 2. The southeast horn of the atoll, slKjwiug the high coarse shingle beach, the narrow reef flat platform lagcjon and low gap on the right. 3. Looking into the lagoon, through a wide gap, over a submerged reef flat on the western face of the atoll. 13. A. G. M., I'liot. o ■J '. i;( "Vtll'W: Plate 80. Plate 80. HEREHERETUE. 1. Looking over a narrow reef flat ou the southeast face of the atoll, flanking a high coial sauil beach overwhelming the vegetation of the land rim. 2. High sand and coral shingle beach flanking the southeast face of the atoll. 1, 2, W. McM. W., Phot. p 'J I 4i' «t *> ' Plate 81. Plate 81. HEREHERETUE. 1. High sand beach, flanked by narrow reef flat platform, encroaching on the vegetation of the land rim on the northeast face of the atoll, seen from the sea. 2. Looking across the narrow reef flat towards the high coral sand beach. The upijcr part of the l)each is covered by low bushes, and the snnnnit by trees that have been killed by sand dunes. 1,2, W. MciM. AV., Phot. U ^ 5 -.Slaw ■ ]t MB ,1 .^'i I Plate 82. Plate 82. HEREHERETUE. 1. Lagoon beach of the atoll. 2. Wide outer reef flat platform of the east face of the atoll, seen from the base of the outer coral sand and shingle beach. 1, -J, W. McM. W., Phot. o O Plate 83. Plate 83. HEREHERETUE. 1. Long sand spit and belt of islets running north, in the interior of the lagoon, from the lagoon face of the land rim of the eastern face of the atoll. 2. Long sand spit, parallel with the outer face of the atoll, separating a shallow sec- ondary lagoon from the main lagoon. 1,2, W. McJL W., Phot. u '. : I, Plate 84. Plate 84. TAHITI. 1 . Looking out over the harrier reef of the east side of Papiet^ Harbor, Point Fareute on the right. W. McM. W., Phot. 2. Entrance of Papiete Harbor, Murea in the distance, ]Motu-uta on the right. A. G. M., Phot. 3. Horn of the barrier reef on the west side of the entrance to Papiete Harbor, seen entering the harbor. 4. Horn of the barrier reef on the east side of the entrance to Papiete Harbor, seen entering the harbor. 3, 4, W. McM. W., Phot. Plate 85. Plate 85. TAHITI. 1. Line of barrier reefs off the volcanic slopes of the east shore of Tahiti, off Bougain- ville Harlior and Boudeuse Pass. 2. Papiete. seen from our anchorage, with the volcanic slopes rising in the rear, " Reine " Valley in the centre. 1, 2, A. G. M., Phot. ■9^y ,1 a Plate 86. Plate 86. TAHITI. 1. Barrier reef off the northeast slope, connecting Motu Puuru and Nansouty Island. 2. Barrier reef off the east coast of the island, south of the Popeiha River (Hitiaa). 1, 2, A. G. M., Phot. ^ I HH » ^^^^^^1 f- J ^^^^^^^^^^^1 < J ^^^^^^^^^^^1 ~> A 0. A j^^^^H 1 ^^^^^TI^B U-. ^H u n « 1 « — m a li u ^ O ^UHHhI^^h O I ) fin Plate 87. Plate 87. TAHITI. 1. Termination of the barrier reef off Piiaiti opposite Utuofai River, on the east eoast of the island. 2. Looking towards Papiet6 on the road to Point Venns, entrance to liarrier reef south of Matavai Bay. 3. Taravao Bay, looking south, on the east face of Taiarapu Peninsula towards Motu Nono. 1, 2, W. McM. W., Phot. 'Albatross" Tropical I'ncitir Kxpodi'l tIcM. \\'., Pliot. 2. Entrance to Tiare Pass, seen from the south. A. G. M., Phot. Plate 93. Plate 93. TAHAA AND RAIATEA. 1. Gap between Taliaa and Raiatea. 2. Gap in the barrier reef, flanked with islets ; off Fatira Bay on the north shore of Tahaa. 3. Looking into Teavarua Pass, Raiatea. 1, 2, W. McM W.; 3, A. G. M., Phot. '4ifi Vixi -I X Plate 94. Plate 94. TAHAA. 1. Islets on the banier reef of the northern face of the island, Bora Bora in the distance. 2. Lookino' southeast, through a gap iu the barrier reef and i.-slets on the northern face of the island. 3. Islet ou the barrier reef of the horn of the northern end of the island. 4. The eastern face of Motu Oavarei, a wide island flanking the northern part of the east face of Huaheine. 1, 2, W. MoM. W.; ?,, 4, A. G. M., Phot. a ! < Plate 95. Plate 95. 1. Showing the steep slope of Mehetia with small coral sand beaeh of the island. H. C. F., Phot. 2. Tetiaroa seen from tiie southeast. 3. Lookino- through a gap into the lagoon of Tetiaroa from the east. 2, 3, \V. McM. W., Phot. 'Albatross". Tropical Parifir Kxprrlii ion. Coral Ri-L'ts. Pi.ATH t HHwMm. • Tiliili HELIOTVPE CO., BOSTON Plate 96. Plate 96. 1. Looking into the lagoon of Tetiaroa from the southeast. W. McM. W., Phot. 2. Looking across a gap in the barrier reef and islets of the northeast point of Tahaa. 3. Central mass of Bora Bora, seen from the north across the islets of the barrier reef. 2, 3, A. G. M., Phot. 1 . / •J Plate 97. Plate 97. BORA BORA. 1. The islaiul as seen approaching from the southeast, distant four miles. 2. The island seen from the northwest, looking across the islets and gaps of the barrier reef off the Manini Islands, northwest face of Bora Bora. 3. The island seen from the southeast, looking across the low part of the barrier reef off Taurere Point. 1, 2, W. Mc.M. \V.; o, A. G. M , I'hot. Plate 98. Plate 98. BORA BOKA. 1. Southeast face of the island, showing the barrier reef to the south, with Motu Piti Aaii on the southeastern part of the barrier reef. 2. Gap in the islets and barrier reef of the southeast face of the island, off Motu Apomeo. 3. Looking into the lagoon of tiie barrier reef through a gup in Motu Piti Aau, southeast face of the island.. 1-.3, W. McM. W., I'hut. 711 1- < o U p Plate 99. Plate 99. BORA BOKA. 1. Southern extremity of the issland seen from the uoitlienst. 2. Looking into the higoon through a gap on the southeast face of tiie islaml. 3. Looking into the lagoon across tlie barrier reef, on tlie northwest faee of llie island 4. Looking west towards the central peaks of the island, over the islands on the barrier reef. 1,2, W. McM. \V. ; 3, 1, A. G. M., I'h.il. 'Albatross" Tropical 1': W- Plate 100. Plate 100. BORA BORA. 1. Central mass of the island, seen from the east, over the islands of the barrier reef, off Motu Itae. 2. Central mass of the island, seen from the northwest, over the islands of the barrier reef, off Motu Ome. 1, -2, W. lAlcM. W., Phot. Oh o 1**'*j Plate 101. Platk 101. BORA BORA. 1. Central mass of the island seen from the northwest, off Manini Islands. W. Mc.\r. W., Phot. 2. Bora Bora seen from tlie west, looking into tlie entrance into the barrier reef lagoon ; on tlie right Motu Tapu and jMotu Aliuna. and on the left Teveiroa. A, (J. M., Phot, Plate 102. Plate 102. BORA BORA. 1. Northern extremity of Tupiia Island seen from our anchorage off Vaitape, Motu Tapu on the right. 2. Southern extremity of Tupiia Islaixl seen from our anchorage. 3. Looking; across the gap between Fahua Point and Motn Aliuna towards Tcvoiroa Ishind and the IManini Islands. 4. Looking across the gap between Pahua Point and Teveiroa Island. 1,3, W. McM. W.; 2, 4, A. G. M., Phot. Plate 103. Plat p. 103. The central mass of Bora Bora, Mounts Pallia and Temanu seen from our anchorage off \'aitape. A. (!. M., Phot. "Albatross" Tropical Pacific Expedition. Coral Reefs, Plate 105. HELIOTYPE CO., BOSTON. Plate 104. Plate 104. 1. Looking into the lagoon of Motu Iti across the. southern reef Hat. 2. Looking into the lagoon of Motu Iti over the reef flat of the western face of the atoll. 3. Maupiti, seen from the east. ■i. ^Maupiti, seen from tlie southeast, off P'arepaia, looking over the barrier reef south of Tuanae Island, towards its northern face. 1, ■>, i, A. G. M.; .i, W. Mc:\I. W., Phot. t p .L.^Bd e. Plate 105. Plate 105. MAUPITI. 1. Central peak seen from the east, looking over Tuanae Island. 2. The central mass seen from the east, looking over the barrier reef flats between Fare- paia and Te Apaa Island. 1, 2, \V. McM. W., Phot. Harvard MC2 Library 3 2044 066 30 375 PUBLICATIONS OF THE MUSFUJil OF COMPARATIVE ZOOLOGY AT HARVARD COLLEGE. Tliere have been published of the Bulletin, Vols. I. to XXXVII. ; of the Memoirs, Vols. I. to XXIV., and Vol. XXVIII. Vols. XXXVIIL, XXXIX., XL., and XLI. of the Bulletin, and Vols. XXV., XXVI., XXVII., and XXIX. of the Memoirs, are now in course of publication. A price-list of the publications of the Museum will be sent on application to the Librarian of the Museum of Comimrative Zoology, Cambridge, Mass.