- m I "i s r- = m = r^ S CD = CD S r^ is. CD — m B CD — O 15 1 $ ^ J. PIERPONT MORGAN PUBLICATION FUND Reports of The Princeton University Expeditions to Patagonia, 1896- 1899 J. B. HATCHER, in Charge EDITED BY WILLIAM B. SCOTT BLAIR PROFESSOR OF GEOLOGY AND PALAEONTOLOGY, PRINCETON UNIVERSITY VOLUME III— ZOOLOGY Part IV. Catalogue of the Fresh- Water Fishes of Tropical and South Temperate America *. BY k C. EIGENMANN INDIANA UNIVERSITY (PP. 375-5H) PRINCETON, N. J. The University STUTTGART E. Schweizerbart'sche Verlagshandlung (E. Nagele) 1910 3 5 6 Issued February 12, 1910 PRESS OF The new era Printing company Lancaster. Pa PART IV. CATALOGUE OF THE FRESH-WATER FISHES OF TROPICAL AND SOUTH TEMPERATE AMERICA. BY C. H. EIGENMANN, Indiana University. IN the following list are enumerated the orders, families, genera and species of fishes inhabiting the fresh waters of the West Indies, South America, and Middle America south of a line joining the Rio Panuco on the east and the Rio Presidio near Mazatlan on the west. The list attempts to be complete to June, 1909.* Under each genus will be found the synonyms and the type of the genus, and the total range of its species. The range will be the sum of the distributions of the species enumerated, except in cases of genera having extralimital species. Under each species are given its synonyms and the geographical dis- tribution. Opposite each species, except in the case of the Characins and species dealt with in the Patagonian section of this work, will be given a refer- ence which will connect this work with the literature on the species. A catalogue of the fresh-water fishes of South America was published by Eigenmann and Eigenmann in the Proceedings of the United States National Museum, 1891, and a catalogue of the Middle American species in the same serial for 1892. Free use has been made of these catalogues. The task of bringing the work down to date has been greatly lessened by the following works of recent years : Jordan & Evermann, Fishes of North and Middle America. Bull. U. S. Nat. Mus., 47, Washington, 1896-1898. * The entire MS. was completed to 1906. Delay in publication has enabled me to bring the catalogue down to June, 1909. In consequence of bringing the catalogue down to 1909 some discrepancies between the preceding and following lists of species will be found. An especially large number of additions are made to the Characins and the fauna of Guiana. 375 376 PATAGONIAN EXPEDITIONS : ZOOLOGY. Pellegrin, Jacques, Contribution a 1' Etude anatomique et taxonomique des Poissons de la Famille des Cichlides. Paris, 1904. Meek, Seth E., The Fresh-water Fishes of Mexico north of the Isthmus of Tehuantepec. Field Columbian Museum Publications, No. 93, Chi- cago, 1904. Regan, C. Tate, A Monograph of the Fishes of the Family Loricariidae. Trans. Zool. Soc. Lond., XVII, Oct., 1904, various revisions published in 1905, and " Pisces " in the Biologia Centrali Americana, 1906-1908. Eigenmann, C. H., & Ward, David P., The Gymnotidse, Wash. Acad. Sci., VII, pp. 159-188, June, 1905. Eigenmann, C. H., The American Characidae, in MS. These papers, exclusive of the MS. monograph on the Characidae, are referred to under the name of the author and the page. Other papers are quoted by the author, year of publication and the page. The full titles may readily be found in the bibliography at the end of the Catalogue. All fishes recorded from fresh water are enumerated. In tropical America many marine species enter fresh water. Some of these do not go far beyond the mouths of rivers, others ascend streams several thou- sand miles. Perhaps some of the marine species enumerated should have been excluded, probably others should have been added. The author will be very glad to be informed of any omissions or errors of any sort. In order to emphasize the Pacific slope fauna the species from this area are in heavy type. To readily distinguish the Amazonian species, these are preceded by an A. Class I. MARSIPOBRANCHII. Order HYPEROARTII. Family PETROMYZONID^. Lampetra Gray. 1. Geotria chilensis (Gray). Type: Petromyzon fluviatilis Linnaeus. M (xerophthalmia chilensis Plate.' Range : Brooks of America and Europe. Habitat : Streams of Chili and Argen- 1. Lampetra spadicea Bean, . . . .Meek, 2. tina; New Zealand. Habitat: Rio Lerma Basin. r?„^ ,„„ .-.,, Exomegas Gill. Geotria Gray. Type : Petromyzon macrostomus Bur- Velasia Gray. meister. Type: Geotria australis Gray. Range: From Buenos Aires south. Range: Southern South America and I. Exomegas macrostomus (Burmeister). Australia. Habitat: La Plata River. eigenmann: catalogue of fresh water fishes. 377 2. Exomegas macrostomus gallcgensis (Smitt). Habitat: Rio Gallegos. Caragola Gray. Mordacia Gray. Type : Caragola lapicida Gray. Range : Southern South America and Australia, i. Caragola mordax (Richardson). Caragola lapicida Gray ; Petromyzon anwandteri Philippi; Petromyzon acutidens Philippi. Habitat: Chili and Tasmania. Class II. PISCES. Subclass SELACHH. Order ASTEROSPONDYLI. Suborder GALEI. Family GALEIDyE. Carcharhinus Blainville. Eulamia, Platypodon, Isogomphodon and Lamiopsis Gill. Type: Carcharhinus commersoni Blain- ville = Carcharias lamia Rafinesque. Range : All warm seas. I. Carcharhinus nicaraguensis Gill & Brans- ford, J. & E., 39. Habitat: Lake Nicaragua and its outlet. Mustelus Cuvier. Type: Squalus mustelus Linnaeus. Range : Warm and temperate seas. I. Mustelus canis (Mitchill), . .J. & E., 29. Habitat: La Plata. Order BATOIDE1. Suborder SARCURA. Family RAJIDyE. Raja Linnaeus. Dipturus and Platoptcrus Rafinesque; Dasybatus Blainville ; Propterygia Otto ; Lccviraja and Batis Bonaparte ; Uraptera Miiller & Henle; Mala- corhinus Garman. Type : Raja batis Linnaeus. Range : Temperate seas, a few of the species entering rivers. 1. Raja microps Giinther, Shore Fishes, 12. Habitat: La Plata. 2. Raja platana Giinther, Shore Fishes, II. Habitat: La Plata. Family NARCOBATID^. Narcine Henle. Range: Warm seas; a single American Cyclonarce and Gionionarce Gill. species; enters rivers. Type: Torpedo brasiliensis Olfers. 1. Narcine brasiliensis (Olfers), J. & E., 78. 378 PATAGONIAN EXPEDITIONS : ZOOLOGY. Narcine corallina Garman; Narcine umbrosa Jordan; Torpedo bancrojti Griffith; Narcine nigra Dumeril; Torpedo pictus Gronow. Habitat : Pensacola and Key West to Brazil, entering rivers. Suborder MASTICURA Family MYLIOBATID^. Myliobatis Dumeril. Holorhinus Gill. Type : Raja aquila Linnaeus. Range: Warm seas. I. Myliobatis aquila (Linnaeus), Giinther, VIII, 489 Habitat: All warm seas; La Plata. Family DASYATID^E. Paratrygon Dumeril. Disceus Garman. Type : Trygon aiercba Cuvier. Range that of the single species, Ai. Paratrygon strongyloptcrus (Schom- burgk), Giinther, VIII, 476. Trygon aiereba Dumeril ; Trygon or- bicularis Giinther. Habitat: British Guiana; Amazons. Potamotrygon Garman. Type: Pastinaca humboldtii Roulin. Range : Fresh waters of South America. 1. Potamotrygon brachyurus (Giinther), Giinther 1880, 8. Habitat: La Plata. A2. Potamotrygon humboldtii (Roulin). Trygon hystrix Miiller & Henle. ? Trygon garrapa Schomburgk. Habitat : Rivers from the La Plata to the Orinoco; Paraguay, Rio Branco; Orinoco at Apure. 3. Potamotrygon d'orbignyi (Castelnau), Giinther, VIII, 484. Habitat: Orinoco. A4. Potamotrygon reticulatus Giinther, as hystrix Giinther, VIII, 482. Habitat : Surinam ; Santarem. 5. Potamotrygon magdalcncc1 (Steindach- ner) Steindachner, 1878, 56. Habitat : Rio Magdalena. A6. Potamotrygon vwtoro (Miiller & Henle) Giinther, VIII, 484. Trygon henlci Castelnau ; Trygon gar- rapa Schomburgk; Tccniura miillcri and henlei Castelnau. Habitat: Rio Cuyaba; Rio Bianco. A7. Potamotrygon dumerilii (Castelnau), Giinther, VIII, 484. Habitat: Araguay; Tocantins; Rio Crixas; Paraguay. Ellipesurus Schomburgk. Type : Ellipesurus spiuicauda Schom- burgk. Range that of the single species. Ai. Ellipesurus spiuicauda Schomburgk, Giinther, VIII, 472. Habitat: Rio Jurua; Rio Branco. 1 Garman considers d'orbignyi and magdalena: syn- onymous with humboldtii. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 379 Subclass DIPNOI. Order DIPNEUMONA. Family LEPIDOSIRENIDyE. Lepidosiren Fitzinger. Amphibichthys Hogg. Type : Lepidosiren paradoxa Fitzinger. Range that of the single species. Ai. Lepidosiren paradoxa Fitzinger, Giinther, III, 322. Lepidosiren assimilis Castelnau ; Lepi- dosiren articulata Ehlers. Habitat : Amazons to Paraguay. Subclass TELEOSTOMI Order RHOMBOGANOIDEA. Family LEPISOSTEID/E. Lepisosteus Lacepede.1 Cylindrosteus, Atractosteus, Sarchirus Rafinesque ; Lepidosteus Agassiz. Type : Lepisosteus gavialis Lacepede. Range : Panama and northward to Cuba and the Atlantic slope of 2- North America. Lepisosteus tristccehus (Bloch & Schnei- der) , Meek, 6. Lepidosteus bcrlandi Girard; Atractos- teus lucius Dumeril; Lepidosteus viridis Giinther. Habitat : Cuba and Mexico from Tam- pico north. Lepisosteus tropicus (Gill), . . . .Meek, 7. Habitat : Isthmus of Tehuantepec, Rio Usumacinta to Panama; Huamuchal. Superorder OSTARIOPHYSI. Order NEMATOGNATHI. Family ASPREDINIDyE. Subfamily BUNOCEPHALIN.E. Bunocephalichthys Bleeker. Type : Bunocephalus hypsiurus Kner. Range that of the single species. A 1. Bunocephalichthys hypsiurus (Kner), E. & E., 14. Habitat : Rio Branco. Agmus Eigenmann MS. Type : Bunocephalus scabriceps E. & E. 1 Lepisosteus osseus, a north temperate species, reaches Tampico just within the tropics. Range : Amazons to Guiana. A 1. Agmus scabriceps (Eigenmann & Eig- enmann). Habitat: Jutahy. 2. Agmus lyriformis Eigenmann MS. Habitat: British Guiana. Bunocephalus Kner. Type : Platystacus verrucosus Bloch. Range : Amazons ; Paraguay ; Rio Grande do Sul. 38o PATAGONIAN EXPEDITIONS: ZOOLOGY. i. Bunocephalus amaurus Eigenmann MS. Habitat : British Guiana. A2. Bunocephalus verrucosus (Bloch), E. & E., 16. Habitat: Amazon, below the Madeira. 3. Biuwcephaliis dorice Boulenger, Boulenger, 1902. Habitat : Paraguay. 4. Bunocephalus iheringii Boulenger, Boulenger, 1891, 235. Habitat : Rio Grande do Sul and Paraguay. 5. Bunocephalus rugosus Eigenmann & Kennedy, 1903, 498. Habitat : Paraguay. A6. Bunocephalus gronovii Bleeker, E. & E., 17. Habitat: Mouth of Rio Negro and De- marara. Ay. Bunocephalus bicolor Steindachner, E. & E., 17. Habitat : Amazon and its tributaries from Cudajas to Huallaga. A8. Bunocephalus melas Cope, E. & E., 18. Habitat: Peruvian Amazon. A9. Bunocephalus knerii Steindachner, E. & E., 19. Habitat : Amazons and tributaries from Cudajas to the Andes of Peru and Ecuador. A 10. Bunocephalus aleuropsis Cope, E. & E., 19. Habitat : Pebas, Ecuador. 11. Bunocephalus chamaizelus Eigenmann MS. Habitat: British Guiana. Dysichthys Cope. Type : Dysichthys coracoideus Cope. Range : Nauta ; Paraguay. A 1. Dysichthys coracoideus Cope, E. & E., 20. Habitat: Nauta. 2. Dysichthys australis Eigenmann & Ward, E. & W., 1907, 113. Habitat : Paraguay. Subfamily Aspredininve. Platystacus Bloch. Type : Platystacus cotylephorus Bloch ; Cotylephorus Swainson. Range : Surinam. A 1. Platystacus cotylephorus Bloch, E. & E., 21. Silurus hexadactylus Lacepede; As- predo sexcirrhis Cuvier & Valencien- nes; Aspredo spectrum Gronow. Habitat: Surinam and Rio Para. 2. Platystacus nematophorus Bleeker, E. & E., 23. Habitat: Surinam. Aspredo Bleeker. Type: Aspredo batrachus (Linnaeus). Range : Guiana to the Araguay. 1 Vaillant has suggested that batrachus may be identical with sicuephorus, in which case the next species should go by the name of batrachus. A i. Aspredo aspredo (Linnaeus), E. & E., 23. Platystacus lavis Bloch; Aspredo ba- trachus (Linnaeus).1 Habitat: Guiana; Rio Para and Arary. 2. Aspredo sicuephorus Cuvier & Valen- ciennes, E. & E., 24. Habitat: French and British Guiana. Chamaigenes Eigenmann. Type: Aspredo filamentosus C. & V. Range that of the single species. I. Chamaigenes filamentosus (Cuvier & Val- enciennes) E. & E., 24. Habitat: Guianas. Aspredinichthys Bleeker. Type: Aspredo tibicen Temmink. Range that of the single species EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 38 1 Ai. Aspredinichthys tibicen (Temmink), Habitat: Guiana; Curuca, Rio Muria. E. & E., 24. Family DIPLOMYSTID^. Diplomyste Dumeril. Type: Arius pappilosus Cuvier & Val- enciennes. Range that of the single species. 1. Diplomyste pappilosus (Cuvier & Val- enciennes) E. & E., 26. Arius carcharias, villosus, squalus, mi- cro pterus and synodon Philippi. Habitat: Chili and Rio Negro of Pata- gonia. Family SILURID^. Subfamily Ariin^e.1 Paradiplomystes Bleeker. Type : Pimelodus coruscans Lichten- stein. Range that of the single species. 1. Paradiplomystes coruscans (Li-chten- stein), E. & E., 30. Habitat: Brazil. Genidens Castelnau. Type : Genidens cuvieri Castelnau. Range that of the single species. A 1. Genidens genidens (Cuvier & Valen- ciennes) E. & E., 38. Genidens cuvieri and granulosus Castel- nau. ? Rhamdia laukidi Bleeker. Habitat: Rio de La Plata; Araguay. Felichthys Swainson. Breviceps Swainson; Ailurichthys Baird & Girard; Mystus Gronow. Type : Silurus bagre Linnaeus. Range : Tropical seas of America. Probably several species will be found entering streams. F. bagre and marinus are found in the market at Georgetown. 1 Many species of the Ariinse in addition to those enumerated are found at the mouths of rivers and un- doubtedly enter fresh water at times. I. Felichthys filamentosus Swainson, J. & E., 118. Galeichthys blochii Cuvier & Valen- ciennes; Silurus bagre Bloch non Linnaeus. Habitat: Atlantic side of tropical American seas ; Lake Nicaragua. Galeichthys Cuvier & Valenciennes.1 Type: Galeichthys feliceps Cuvier & Valenciennes. Range : Pacific and temperate seas. 1. Galeichthys aguadulce Meek, .Meek, 9. Habitat : Rio Papaloapam Basin. Netuma Bleeker. Type: Arius nasutus Cuvier & Valen- ciennes. Range : Tropical seas, entering rivers. 1. Netuma upsulonophorus (Eigenmann & Eigenmann) E. & E., j$. Habitat: Rio Grande do Sul. 2. Netuma barbus (Lacepede), E. & E., j6. Pimelodus commersoni Lacepede; Ba- grus barbatus Quoy & Gaimard ; Pimelodus versicola Castelnau. 1 Galeichthys guatemalensis Gunther has been re- ported from Rio Lara, Darien. 382 PATAGONIAN EXPEDITIONS : ZOOLOGY. Habitat: La Plata and northward, en- tering rivers. Arius Cuvier & Valenciennes. Type : Pimelodus arius Buchanan. Range : Tropical seas, entering rivers. 1. Arius agassizi (Eigenmann & Eigen- mann) , E. & E., 86. Habitat: Rio Grande do Sul. 2. Arius multiradiatns Giinther, E. & E., 92. Habitat : Rios Bayano and Cianati, Panama. Hexanematichthys Bleeker. Type : Bagrus sundaicus Cuvier & Val- enciennes. Range : Tropical seas, a few of the spe- cies entering rivers. 1. Hexanematichthys assimilis (Giinther), E. &. E., 81. Habitat : Atlantic coast of Central America ; Lake Yzabel, Guatemala ; Rio Magdalena. 2. Hexanematichthys grandoculis (Stein- dachner) , E. & E., 85. Habitat : Rio Doce. Sciadeichthys Bleeker. Type : Bagrus cmphysetus Miiller & Troschel. Range : Tropical seas, a few of the species entering rivers. Ai. Sciadeichthys albicans (Cuvier & Val- enciennes) , E. & E., 59. Habitat : Amazon and northward. Subfamily Ictalurin^e. ICTALURUS Rafinesque.1 Range: Isthmus of Tehuantepec north- east throughout the Atlantic slope. I. Ictalurus meridionalis (Giinther), Meek, 11. Habitat: Atlantic slope of the Isthmus of Tehuantepec. Ameiurus Rafinesque. Type : Pimelodus cupreus Rafinesque. Range: Lerma Basin and valley of Mexico northeast throughout the At- lantic slope of America. (Haustor Jordan & Evermann.) (Type: Gadus lacustris Walbaum.) 1. Ameiurus australis Meek Meek, 13. Habitat: Rio Panuco to Rio Blanco. 2. Ameiurus dugesi Bean Meek, 15. Aviiurus catus Pellegrin. Habitat : Lerma Basin. 3. Ameiurus mexicanus Meek, .Meek, 15. Habitat : Rio Panuco Basin. 4. Ameiurus pricei (Rutter), . . . .Meek, 16. Habitat : Mesquital Basin north in streams of the Sierra Madre. ISTLARIUS Jordan & Snyder. Type : Istlarius balsanus Jordan & Snyder. Range that of its single species. 1. Istlarius balsanus Jordan & Snyder, Meek, 17. Habitat : Balsas Basin, Mexico. Subfamily Callophysin^:. Callophysus Miiller & Troschel. Type : Callophysus macropterus Miiller 1 Ictalurus furcatus and punctatus of the Mississippi valley reach the Rio Panuco. & Troschel ; Pimelotropis Gill ; Pseu- docallophysus Bleeker. Range that of the single species. Ai. Callophysus macropterus (Lichten- EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 383 stein), E. & E., 95. Pimelodus ctenodus Agassiz ; Pimelo- dus iusignis Schomburgk; Pimelo- tropis lateralis Gill. Habitat: Amazons and northward. Subfamily Pimelodina. Pimelodina Steindachner. Type : Pimelodina flavipinnis Stein- dachner. Range : Lower Amazon. Ai. Pimelodina flavipinnis Steindachner, E. & E., 101. Habitat : Para. A2. Pimelodina nasus Eigenmann & Eigen- mann E. & E., 101. Habitat: Para. A3. Pimelodina gcvldii Steindachner, St. 1908b. Habitat: Rio Purus. Pinirampus Bleeker. Type: Pimelodus pirinampu Spix. Ai. Pinirampus pirinampu (Spix), E. & E., 104. ? Pimelodus barbancho Humboldt; Pinirampus typus Bleeker. Habitat : Paraguay ; Rio Tocantins to Venezuela. Habitat : La Plata ; Paraguay. 3. Luciopimelodus agassizii Steindachner, E. & E., 183. Habitat: Amazons. ZUNGAROPSIS Steindachner. Type : Zungaropsis multimaculatus St. Range that of the single species. A 1. Zungaropsis multimaculatus Steindach- ner St. 1908a. Habitat : Xingu. Lophiosilurus Steindachner. Type: Lophiosilurus alexandri Stein- dachner. Range that of the single species. 1. Lophiosilurus alexandri Steindachner, E. & E., 1 10. Pseudopimclodus agassizii Steindach- ner. Habitat: Rio San Francisco. Megalonema Eigenmann MS. Type : Megalonema plaiycephalum Ei- genmann. Range that of the single species. 1. Megalonema plaiycephalum Eigenmann. Habitat : Essequibo Basin. Luciopimelodus Eigenmann & Eigenmann. Perugia Eigenmann & Norris. Type : Pimelodus paii Valenciennes. Range: Rio de La Plata to Rio Branco. Ai. Luciopimelodus pati (Valenciennes), E. & E., 106 Habitat: La Plata and Rio Branco. 2. Luciopimelodus platanus (Giinther), E. & E., 108. Batrachoglanis Gill. Type : Pimelodus raninus Cuvier & Valenciennes. Range : Rio de Janeiro to the Essequibo. 1. Batrachoglanis parahybm Steindachner, E. & E., no. Pseudopimclodus chorus Steindachner, non Cuvier & Valenciennes. Habitat : Rio Parahyba to Rio Doce. A2. Batrachoglanis raninus (Cuvier & Valenciennes) E. & E., in. Habitat: Rio Janeiro to Essequibo and Peru. 3. Batrachoglanis pulclier (Boulenger), E. & E., in. Habitat : Eastern Ecuador. 384 PATAGONIAN EXPEDITIONS! ZOOLOGY. Pseudopimelodus Bleeker. Type : Pimelodus bufonius Cuvier & Valenciennes. Range : Rio de La Plata to Rio Magda- lena. A I. Pseudopimelodus bufonius (Cuvier & Valenciennes), E. & E., 112. Pimelodus chorus Cuvier and Valen- ciennes. Habitat : Rio San Francisco to Magda- lena. 2. Pseudopimelodus cottoides Boulenger, Boulenger, 1891, 233. Habitat: Camaquam River; Paraguay River. A3. Pseudopimelodus acanthochira Eigen- mann & Eigenmann, . . E. & E., 1 14. Habitat : Amazons from Para to Taba- tinga. 4. Pseudopimelodus villosus Eigenmann MS. Habitat : British Guiana. 5. Pseudopimelodus albomarginatus Eigen- mann MS. Habitat : Potaro River, British Guiana. Zungaro Bleeker. Type: Pimelodus zungaro Humboldt. Range : La Plata and Upper Amazon. Ai. Zungaro zungaro (Humboldt). Zungaro humboldtii Bleeker. Habitat : Maraiion. 2. Zungaro mangurus (Valenciennes). Habitat: La Plata. Breviglanis Eigenmann MS. Type : Breviglanis frenata Eigenmann. Range: British Guiana. 1. Breviglanis frenata Eigenmann MS. Habitat: Amatuk Cataract. 2. Breviglanis melas Eigenmann MS. Habitat: British Guiana. 3. Breviglanis phalacra Eigenmann MS. Habitat: Amatuk Cataract. Leptoglanis Eigenmann MS. Type : Leptoglanis essequibensis Eigen- mann. Range that of the single species. 1. Leptoglanis essequibensis Eigenmann MS. Habitat: Middle Essequibo River. Myoglanis Eigenmann MS. Type : Myoglanis potaroensis Eigen- mann. Range: Guiana and ? Uruguay. 1. Myoglanis potaroensis Eigenmann MS. Habitat : Potaro River, British Guiana. A2. Myoglanis collettii (Steindachner),1 E. & E., 146. Habitat : Maldonado. Chasmocephalus Eigenmann MS. Type : Chasmocephalus longior Eigen- mann. Range: British Guiana. 1. Chasmocephalus longior Eigenmann MS. Habitat : Central British Guiana. 2. Chasmocephalus brevior Eigenmann MS. Habitat : Potaro River. Heptapterus Bleeker. Type: Pimelodus mustclinus Valen- ciennes. Range : La Plata to Rio Grande do Sul. 1. Heptapterus mustelinus (Valenciennes), St., 1907, 486. Habitat: Santa Catharina and Rio Grande do Sul ; Rio de La Plata. 2. Heptapterus eigenmanni Steindachner, E. & E., 144. H. mustelinus Eigenmann, non Valen- ciennes. Habitat: Maldonado. 3. Heptapterus multiradiatus von Ihering, v. I., 1907, 20. Habitat : Alto da Serra, Sao Paulo. 1 1 am not sure of the generic position of this species. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 385 ACENTRONICHTHYS Eigenmann & Eigen- mann. Type: Acentronichthys leptos Eigen- mann & Eigenmann. Range: Maldonado to Surinam. 1. Acentronichthys leptos Eigenmann & Eigenmann, E. & E., 145. Habitat : Sao Matheos. 2. Acentronichthys surinamensis (Bleeker), E. & E., 146. Habitat : Surinam. Imparfinis Eigenmann & Norris. Type : Imparfinis piperatus Eigenmann & Norris. Rhamdioglanis v. Ihering. Range: South Eastern Brazil. 1. Imparfinis piperatus Eigenmann & Nor- ris, E. & N., 1900, 352. Habitat: Sao Paulo, Brazil. 2. Imparfinis frenatus (von Ihering), v. I., 1907, 16. Habitat : San Sebastiao. 3. Imparfinis trans -fasciatus (Ribeiro), R., 1908. Habitat: Rio Ribeira. Nannoglanis Boulenger. Type: Nannoglanis fasciatus Boulen- ger. Range : Alto do Serra ; Ecuador. Ai. Nannoglanis fasciatus Boulenger, E. & E., 147. Habitat : Ecuador. 2. Nannoglanis bifasciatus Eigenmann & Norris, E. & N., 1900, 351. Habitat: Alto do Serra, southeastern Brazil. Rhamdia Bleeker and Rhamdella Eigenmann & Eigenmann.1 Pteronotus Swainson ; Pimelonotus Gill ; Notoglanis Gunther. 1 The genera Rhamdia and Rhamdella (type eriarcha) are both valid, but since not all species have been ex- Type : Pimelodus quelen Quoy & Gai- mard. Range : La Plata to Mexico and west- ern Peru ; Para to Lake Titicaca. 1. Rhamdia vclifer (Humboldt), E. & E., 117. Habitat: Magdalena river. 2. Rhamdia argentina (Humboldt), E. & E., 117. Habitat : Magdalena river, near Chil- loa. 3. ? Rhamdia laukidi Bleeker. Habitat: Guiana. 4. Rhamdia grunnieus (Humboldt), E. & E., 118. Habitat: Orinoco. 5. Rhamdia breviceps (Kner), E. & E., 121. Habitat : Marabitanos. 6. Rhamdia schomburgkii Bleeker, E. & E., 122. Habitat: Guiana; Brazil. A7. Rhamdia bathyurus Cope, E. & E., 122. Habitat : Maranon. A8. Rhamdia obesa Eigenmann & Eigen- mann, E. & E., 122. Habitat: Teffe. A9. Rhamdia sebos (Cuvier & Valen- ciennes), E. & E., 123. Pimelodus stegelichii and musculus Miiller & Troschel ; Pimelodus holo- melas and miilleri Gunther. Habitat: Rio de Janeiro and Paraguay to Rio Magdalena and Tabatinga. AlO. Rhamdia sebcc kneri (Steindachner) , E. & E., 126. Habitat : Upper Paraguay and north- ward. II. Rhamdia vilsoni Gill. Habitat: Trinidad. A12. Rhamdia humilis (Gunther), E. & E., 126. Habitat : Maranon to Venezuela. amined in regard to their generic characters, they are here temporarily combined. 386 PATAGONIAN EXPEDITIONS: ZOOLOGY. 13. Rhamdia cinerascens (Giinther), E. & E., 127. Habitat: Guayaquil; Esmeraldas; Rio Saule; Rio Peripa. A 14. Rhamdia pentlandi (Cuvier & Valen- ciennes), E. & L., 127. Habitat : Peruvian Andes. A 1 5. Rhamdia quclen (Quoy & Gaimard), E. & E., 127. Heter obranchus sextentaculatus Agas- siz ; Pimelodus sellonis Miiller & Troschel; ? Pimelodus bahianus Castelnau; Silurus sapipoca Nat- terer; Pimelodus wuchereri Giin- ther; Pimelodus quelen cuprea Stein- dachner; Pimelodus cuyabce Stein- dachner. Habitat : Rio de La Plata to the Ama- zon and Guiana. A 1 6. Rhamdia parvani Boulenger, Boulenger, 1898, 7. Habitat: Rio Santiago; Rio Zamora and Rio Bamboiza. A17. Rhamdia multiradiata (Kner), E. & E., 130. Pimelodus arekaima Schomburgk (part). Habitat: Amazons and tributaries and northward. 18. Rhamdia sapo (Valenciennes), E. & E., 130. Habitat: La Plata to Rio Grande do Sul. 19. Rhamdia hilarii (Cuvier and Valen- ciennes), E. & E., 131. Habitat: Rio San Francisco and its tributaries; Porto Alegre south to Rio de La Plata. 20. Rhamdia depressa Barbour & Cole, Regan, 1907-8, 131. Rhamdia boucardi Regan. Habitat : Yucatan. 21. Rhamdia wagneri (Giinther), Regan, 1907-8, 13. Pimelodus cinerascens Kner & Stein- dachner, non Giinther; Rhamdia bransfordi Gill. Habitat: Eastern and western slopes of Central America; Tabasco, Mexico. A22. Rhamdia longicauda (Boulenger), E. & E., 135- Habitat: Eastern Ecuador. A23. Rhamdia dorsalis (Gill), E. & E., 135. Habitat: Marafion. A24. Rhamdia poeyi Eigenmann & Eigen- mann, E. & E., 135. Habitat: Goyaz. A25. Rhamdia tenella Eigenmann & Ei- genmann, E. & E., 136. Habitat: Cudajas. 26. Rhamdia brachypierus (Cope), Meek, 21. Habitat: Mountain streams of south- central Vera Cruz. 27. Rhamdia heteracanthus Regan, Regan, 1907-8, 134. Habitat : Costa Rica. 28. Rhamdia rogersi Regan, Regan, 1 907-8, 136. Habitat: Costa Rica. 29. Rhamdia regani Meek, Meek, 1907a, 144. Habitat : Costa Rica. (Rhamdella Eigenmann & Eigenmann.1) (Type: Rhamdella eriarcha Eigen- mann & Eigenmann.) (Range: Rio Janeiro to Mexico; on both slopes of Central America and Mexico.) 30. Rhamdia foiua (Miiller & Troschel), E. & E., 126. Habitat: Guiana. 31. Rhamdia microccphalus (Rheinhardt), E. & E., 138. Habitat: Rio das Velhas. A32. Rhamdia noiata (Schomburgk), E. & E., 139- Habitat : Rio Branco. 1 I am not sure of the genus of numbers 38-52. Some of these are probably Rhamdia. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 387 33. Rhamdia eriarcha Eigenmann & Ei- genmann, E. & E., 139. Habitat: Rio Grande do Sul. 34. Rhamdia exudans (Jenyns), E. & E., 140. Habitat: f Rio de Janeiro. 35. Rhamdia ignobilis Steindachner, St. 1907a, 484. Habitat : Rio Cubatao. 36. Rhamdia jenynsii (Giinther), E. & E., 140. Habitat: Rio de Janeiro to the Rio de La Plata. 37. Rhamdia gilli Starks, Starks, 1906, 767. Habitat : Rio Eten, Peru. 38. Rhamdia minuta (Liitken), E. & E., 142. Habitat: Rio de Janeiro; Macacos. 39. Rhamdia straminea Cope, 1 S93. Habitat: Rio Grande do Sul. 40. Rhamdia parryi Eigenmann & Eigen- mann Regan, 1907—8, 130. Habitat : Rio Zaneleneo near Tonala, Mexico. 41. Rhamdia petenensis (Giinther), Regan, 1907-8, 132. Habitat : Lake Peten and Chiapas, Mexico. 42. Rhamdia baronis mulleri (Troschel), Habitat: Pacific slope of Mexico. 43. Rhamdia guatemalensis (Giinther), Regan, 1907-8, 132. R. oaxaccc Meek. Habitat : Huamuchal, Guatemala and Nicaragua. 44. Rhamdia salvini (Giinther), Regan, 1 907-8, 135. Habitat: Rio San Geronimo, Guate- mala. 45. Rhamdia policaulus (Giinther), Regan, 1907-8, 136. Habitat : Rio San Geronimo, Guate- mala. 46. Rhamdia managuensis (Giinther), Regan, 1907-8, 133. Habitat : Lake Managua. 47. Rhamdia hypseluvus (Giinther), Regan, 1907-8, 134. Habitat: Mexico. 48. Rhamdia motaguensis (Giinther), Regan, 1907-8, 130. Habitat : Rio Motagua. 49. Rhamdia laticauda (Heckel), Regan, 1 907-8, 136. Habitat : Mexico. 50. Rhamdia nicaraguensis (Giinther), Regan, 1 907-8, 130. Habitat: Lake Nicaragua. 51. Rhamdia micro ptcrus (Giinther), Regan, 1907-8, 133. Habitat: Rio San Geronimo. 52. Rhamdia godmani (Giinther), Giinther, V, 124. ? R. sacrificii Barbour & Cole. Habitat: Lower Vera Paz; Mexico; Rio Motagua. 53. Rhamdia sacrificii Barbour & Cole, B. & C, 1906, 156. Habitat : Yucatan. 54. Rhamdia barbata Meek, M., 1907, 106. Habitat: Managua and Rio San Fran- cisco, Nicaragua. 55. Rhamdia brachycephalus Regan, R., 1907-8, 135 Habitat: Guatemala. 56. Rhamdia underwoodi Regan, R., 1907-8, 135. Habitat : Costa Rica. Typhlobagrus Ribeiro. Type: Typhlobagrus kronei Ribeiro. Range that of the single species. I. Typhlobagrus kronei Ribeiro. Habitat : Caves of Santa Catharina. Phreatobius Gceldi.1 Type : Phreatobius cistemarum Gceldi. Range that of the single species. A 1. Phrehatobius cistemarum Gceldi. 1 1 am not sure of the zoological position of this sub- terranean fish. 388 PATAGONIAN EXPEDITIONS : ZOOLOGY. Habitat: Subterranean waters of Marajo. Pimelodus Lacepede. Pseudariodes Bleeker ; Pseudorhamdia Bleeker. Type : Silurns clarias Bloch. Range : Rio de La Plata to Panama. A I. Pimelodus cyanostigma (Cope), E. & E., 164. Habitat: Pebas, Ecuador. 2. Pimelodus quadrimaculatus (Bloch), E. & E., 164. Habitat : America. A3. Pimelodus ornatus Kner, E. & E., 168. Habitat: Paraguay; Brazilian Ama- zons and northward. 4. Pimelodus albicans (Valenciennes), E. & E., 169. Habitat: Rio de La Plata to Matto G rosso. A5. Pimelodus pictus Steindachner, E. & E., 170. Habitat: Marafion to Hyaray. A6. Pimelodus clarias (Bloch), E. & E., 171. Pimelodus maculatus Lacepede; Pimelo- dus rigidus Spix ; Pimelodus blochii Cuvier & Valenciennes ; Pimelodus arekaima Schomburgk; Mystus as- cita Gronow ; Pimelodus macronema Bleeker; Pseudariodes pantherinus Liitken ; Pseudorhamdia piscatrix Cope; Piramutana macrospila Giin- ther. Habitat : Rio de La Plata to Panama. 7. Pimelodus valenciennis Kroyer, E. & E., 180. Pimelodus nigribarbis Boulenger. Habitat: Rio de La Plata to Paraguay and San Francisco. 8. Pimelodus grosskopfii Steindachner, E. & E., 180. Habitat: Magdalena Basin. , Aq. Pimelodus altipinnis Steindachner, E. & E., 180. Habitat : Amazon and northward. A 10. Pimelodus fur (Reinhardt), E. & E., 182. Pimelodus maculatus Kner, non Valen- ciennes; Pimelodus microstoma Steindachner. Habitat: Rio Paraguay; Rio San Fran- cisco and Amazon. 11. Pimelodus spegazzinii Perugia, Perugia, 1891, 32. Habitat: Rio Durango. 12. Pimelodus argenteus Perugia, Perugia, 1891, 31. Habitat : Rio de La Plata ; Rio Parana. Gceldiella Eigenmann & Morris. Type: Pimelodus eques Miiller & Troschel. Range that of the single species. Ai. Gceldiella eques (Miiller & Troschel), E. & E., 166. Habitat: Brazilian Amazons and north- ward. Iheringichthys Eigenmann & Norris. Type: Pimelodus labrosus Kroyer. Range: Rio de La Plata Basin. 1. Iheringichthys labrosus (Kroyer), E. & E., 180. Habitat : Rio de La Plata Basin. 2. Iheringichthys megalops Eigenmann & Ward, E. & W., 1907, 115. Habitat: Bahia Negra on the Para- guay. Pimelodella Eigenmann & Eigenmann. Type: Pimelodus crisiatus Miiller & Troschel. Range : La Plata to Panama and west- ern Ecuador. Ai. Pimelodella cristata (Miiller & Tros- chel), E. &E., 150. Pimelodus agassisii Steindachner ; Pimelodus ophthalmicus Cope. Habitat: North of the Mucuri to Peru and Ecuador. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 389 A2. Pimelodella wesselii (Steindachner), E. & E., 152. Habitat : Rio Puty to Cudajas and Es- sequibo. A3. Pimelodella gracilis (Valenciennes), E. & E., 153. Habitat: Rio de La Plata to the Ori- noco. 4. Pimelodella pectinifer Eigenmann & Eigenmann E. & E., 154. Habitat : Rio Parahyba. 5. Pimelodella modesta (Giinther), E. &E., 155. Habitat: Western Ecuador and eastern Panama. 6. Pimelodella elongata (Giinther), E. &E., 155. Habitat: Pacific slope of Ecuador. 7. Pimelodella grisea Regan, Regan, 1903. Habitat: Durango; Sapayo and Va- queria rivers, northwest Ecuador. A8. Pimelodella lateristriga (Muller & Troschel), E. & E., 156. Habitat: Atlantic slope, north of Rio Grande do Sul; Paraguay. 9. Pimelodella hartii (Steindachner), E. & E., 158. Habitat: Rio Parahyba. A 10. Pimelodella buckleyi (Boulenger), Boul., 1887, 275. Habitat : Canelos. 1 1. Pimelodella eigenmanni Boulenger, E. & E., 158. Pimelodella buckleyi Eigenmann & Eigenmann, non Boulenger. Habitat : Rio Parahyba and Macacos. 12. Pimelodella vittata (Kroyer), E. & E., 159. Habitat : Atlantic slope streams of Minas Geraes and Bahia. 13. Pimelodella taniophora Regan, Regan, 1903, 625. Pimelodella lateristriga Boulenger, non Muller & Troschel. Habitat: Paraguay River. 14. Pimelodella chagresi (Steindachner), E. & E., 160. Habitat: Rio Chagres and its tribu- taries. 15. Pimelodella brasiliensis (Steindachner), E. & E., 162. Habitat : Rio Parahyba. 16. Pimelodella mucosa Eigenmann & Ward, 1907, 1 14. Habitat : Paraguay. 1 7. Pimelodella yucensis Steindachner, Steind., 1902, 47. Habitat : Pacasmaya, north Peru. 18. Pimelodella mccki Eigenmann, Meek, 1905, 24. P. eigenmanni Meek, non Boulenger. Habitat: Sao Paulo. 19. Pimelodella me galops Eigenmann MS. Habitat: Central British Guiana. 20. Pimelodella macturkii Eigenmann MS. Habitat : Coastwise streams of British Guiana. Bergiaria Eigenmann & Norris. Type : Pimclodus westermanni Rein- hardt. Bergiella Eigenmann & Norris. (Preoc. ) Range : Rio San Francisco to La Plata. 1. Bergiaria westermanni (Reinhardt), E. & E., 180. Habitat: Rio das Velhas. 2. Bergiaria platana (Steindachner). Habitat: La Plata. Conorhynchos Bleeker. Type : Pimelodus conirostris Cuvier & Valenciennes. Range : Porto Seguro and Rio San Francisco to Yucatan. 1. Conorhynchos conirostris (Cuvier & Va- lenciennes), E. & E., 185. Habitat : Rio San Francisco Basin. A2. Conorhynchos glaber Steindachner, E. & E., 185. Habitat : Porto Seguro. 39Q PATAGONIAN EXPEDITIONS : ZOOLOGY. 3. Conorhynchos nelsoni Evermann & Goldsborough Meek, 19. Habitat: Rio Usumacinta, Montecristo, Chiapas. Bagropsis Liitken. Type : Bagropsis reinhardti Liitken. Range that of the single species. 1. Bagropsis reinhardti Liitken, E. & E., 186. Habitat: Rio das Velhas. Platynematichthys Bleeker. Type : Bagrus punctulatus Kner. Range : Amazons and tributaries. Al. Platynematichthys punctulatus (Kner), E. & E., 187. Bagrus nigripunctatus Kner. Habitat: Rio Guapore to Rio Branco. A2. Platynematichthys araguayensis (Cast- elnau), E. & E., 187. Habitat: Araguay. Phractocephalus Agassiz. Type : Phractocephalus bicolor Agassiz. Range that of the single species. A 1. Phractocephalus hemiliopterus (Bloch & Schneider), E. & E., 188. Phractocephalus bicolor Agassiz. Habitat : Amazons and northward. Sciades Miiller & Troschel. Leiarius, Sciadichthys Bleeker. Type : Bagrus pictus Miiller & Troschel. Range: Amazons and tributaries; Paraguay. (Sciades.) Ai. Sciades pictus Miiller & Troschel, E. & E., 191. Arius longibarbis Castelnau. Habitat: Amazon; Paraguay. (Sciadeoides Eigenmann & Eigenmann.) (Type: Sciades marmoratus Gill.) A2. Sciades marmoratus Gill, E. & E., 192. Habitat : Maraiion. Nemuroglanis Eigenmann & Eigenmann. Type : Nemuroglanis lanceolatus Ei- genmann & Eigenmann. Al. Nemuroglanis lanceolatus E. & E., E. & E., 193. Habitat: Jutahy. Rrachyplatystoma Bleeker. Piramutaua, Piratinga, and Malacoba- grus Bleeker. Type: Platy stoma vaillanti Cuvier & Valenciennes. Range: Parahyba through Amazons. A 1. Brachy platy stoma filameutosum Lich- tenstein, Steind., 1908c, 112. Piratinga pira-aiba Goeldi ; B. gccldii Eigenmann & Bean; Platystoma mu- cosa Vaillant; Platystoma vcrruco- sum Boulenger. Habitat: Brazil; Para. A2. Brachy platystoma piramuta (Kner), E. & E., 186. Habitat: Amazon and its tributaries. A2. Brachy platystoma vaillanti (Cuvier & Valenciennes), E. & E., 196. Platystoma affinc Cuvier & Valencien- nes. Habitat: Eastern slopes north of Rio Parahyba. A3. Brachy platystoma reticulatum (Kner), E. & E., 198. Bagrus goliath Kner in part (the two larger specimens mentioned). Habitat: Rio Tocantins; Amazon; Rio Madeira. A4. Brachy platystoma rousseauxii (Castel- nau), E. & E., 198. Bagrus goliath Kner (the type only). Habitat: Amazon and its tributaries. A5. Brachy platy stoma juruense Boulenger Boul., Trans. Zool. Soc, XIV, 421. Habitat: Rio Jurua. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 391 6. Brachyptatystoma parnahybce Steindach- ner,1 St., 1908a?, 126. Habitat : Parnahyba. A7. Brachyplaty stoma paradise Steindach- ner St., 1909*7. Habitat : Para. T\enionema Eigenmann & Bean. Type: Tcniioucma steeri E. & B. A 1. Tanionema steeri Eigenmann & Bean. Habitat: Lower Amazon. A2. Tccnionema platynema (Boulenger), Boul., 1898, 477. Habitat: Para. Duopalatinus Eigenmann & Eigenmann. Type: Platystoma emarginatum Cuvier & Valenciennes. 1. Duopalatinus emarginatus (Cuvier & Valenciennes), E. & E., 200. Habitat: Rio San Francisco Basin. A2. Duopalatinus gcrldii Steindachner, St., 1908(1. Habitat: Rio Purus. Paulicea von Ihering. Type: Paulicea jahu v. Ihering. Range: La Plata and Amazon Basins. I. Paulicea jahu v. Ihering. Ihering, Proc. Acad. Nat. Sci. Phila., 1898, 108. Habitat : Rio Tiete at Sao Paulo. A2. Paulicea liitkeui (Steindachner), E. & E., 201. Habitat: Amazon. Steindachneria Eigenmann & Eigenmann. Type: Steindachneria amblyura Eigen- mann & Eigenmann. Range: Rios Doce, Jequitinhonha and Parahyba. 1. Steindachneria amblyura Eigenmann & Eigenmann, E. & E., 203. Habitat: Rio Jequitinhonha. 1 Brachyplatystoma affine Steindachner, non Platy- stoma affine C. & V., igo8d, 128. 2. Steindachneria doccana Eigenmann & Eigenmann, E. & E., 204. Habitat: Rio Doce. 3. Steindachneria parahyba Steindachner, E. & E., 204. Habitat: Rio Parahyba. Hemisorubim Bleeker. Type: Platystoma platyrhynchos Cu- vier & Valenciennes. A 1. Hemisorubim platyrhynchos (Cuvier & Valenciennes) E. & E., 206. Habitat: Orinoco; Amazons; Parana- hyba : Paraguay. Pseudoplatystoma Bleeker. Heniiplatystonia Bleeker. Type : Silurus fasciatus Linnaeus. Range : La Plata to the Magdalena. Ai. Pseudoplatystoma fasciatum (Lin- nasus), E. & E., 209. Platystoma truucatum Agassiz; Platy- stoma punctifer Castelnau. Habitat: Amazons to Rio Magdalena. A2. Pseudoplatystoma fasciatum nigricans Eigenmann & Eigenmann, E. & E., 210. Habitat: Xingu. A3. Pseudoplatystoma fasciatum brevifile Eigenmann & Eigenmann, E. & E., 210. Habitat: Goyaz. A4. Pseudoplatystoma fasciatum interme- dium Eigenmann & Eigenmann, E. & E., 210. Habitat: Obidos; Rio Puty. As. Pseudoplatystoma fasciatum reticula- tion Eigenmann & Eigenmann, E. & E., 211. Habitat : Rio Negro. A6. Pseudoplatystoma tigrinum (Cuvier & Valenciennes), E. & E., 211. Habitat: Amazon and northward. A7. Pseudoplatystoma coruscaus Agassiz, E. & E., 21 1. 392 PATAGONIAN EXPEDITIONS: ZOOLOGY. Sorubim caparary Spix ; Platy stoma pardalis, orbignianum Valenciennes ; Platystoma punctatum Cuvier & Valenciennes; Platystoma forsch- hammeri Reinhardt. Habitat : Rio de La Plata to Paraguay ; Rio San Francisco Basin. Sorubim Spix. Type : Silurus lima Bloch & Schneider. Range that of the single species. Al. Sorubim lima (Bloch & Schneider), E. & E„ 213. Sorubim infraocularis Spix ; Platy- stoma luccri Weyenbergh. Habitat : Rio de La Plata ; Amazons to the Rio Magdalena. Sorubimichthys Bleeker. Type: Sorubim jandia Spix. Range: Amazons and Orinoco. Ai. Sorubimichthys planiceps (Agassiz), E. & E., 215 Sorubim piranaca Spix ; Platystoma artedii Gunther; Sorubimichthys or- toui Gill. Habitat: Amazon and Orinoco Basins. A2. Sorubimichthys spatula (Agassiz), E. & E., 217. Sorubim jandia Spix. Habitat: Amazon? A3. Sorubimichthys gigas (Gunther), E. & E., 217. Habitat: Huallaga. Platystomatichthys Bleeker. Type: Platystoma sturio Kner. Range that of the single species. Al. Platystomatichthys sturio (Kner), E. & E., 218. Habitat: Amazon Basin. Subfamily Doradin.*:. Physopyxis Cope. Type: Physopyxis lyra Cope. Range that of the single species. Al. Physopyxis lyra Cope, . . E. & E., 220. Habitat: Ambyiacu River. Doras Lacepede. Pterodoras, Platydoras Bleeker; Zatho- rax Cope. Type : Silurus costatus Linnaeus. Range: Rios Paraguay and Francisco to Rio Magdalena. (LlTHODORAS Bleeker.) (Type : Lithodoras lithogaster Bleeker. ) Al. Doras dorsalis Cuvier & Valenciennes, E. & E., 225. Doras carinatus Valenciennes, non Silu- rus carinatus Linnasus ; Doras papi- lionatus Filippi ; Doras lithogaster Heckel. Habitat: Para; Rio Negro and Cay- enne. (Doras Lacepede.) A2. Doras uranoscopus Eigenmann & Ei- genmann, E. & E., 228. Habitat : Lake Hyanuary. A3. Doras granulosus Valenciennes, E. & E., 229. Doras murica Natterer. Habitat : La Plata Basin ; Amazon. 4. Doras maculatus Valenciennes. Habitat: La Plata Basin. 5. Doras lougispiuis Steindachner, E. & E., 231. Habitat : Magdalena Basin. A6. Doras regani Steindachner, St., 1 908. Habitat : Para. 7. Doras alb omaculatus Peters, E. & E., 231. Habitat : Calabozo, Venezuela. 8. Doras hclicophilus Gunther, E. & E., 231. eigenmann: catalogue of fresh water fishes. 393 Habitat : Surinam. g. Doras dentatus Kner E. & E., 231. Habitat: Surinam. 10. Doras nebulosus Eigenmann & Ken- nedy, 1903, 500. Habitat: Paraguay Basin. Ail. Doras costatus (Linnaeus), E. & E., 231. Habitat : Rio San Francisco and Para- guay north to Guiana. A 1 2. Doras armatulus Cuvier & Valencien- nes E. & E., 234. Habitat : Paraguay and Rio Preto to Calabozo and Huallaga. A 1 3. Doras hancockii Cuvier & Valencien- nes, E. & E., 234. Doras costatus Hancock, non Lin- naeus. Habitat: Rio Cupai. A 14. Doras brae hiatus Cope,. .E. & E., 234. Habitat : Maranon. (AcANTHODORAS Bleeker. ) (Type: Silurus cataphractas Linnaeus.) A 1 5. Doras cataphractus (Linnaeus), E. & E., 234. Cataphractus americauus Bloch & Schneider; Doras blochii Cuvier & Valenciennes ; ? Doras brunneus Schomburgk; Doras polyramma and poly gramma Heckel; Callichthys asper Gronow. Habitat: Central Brazil; Guiana. A 1 6. Doras spitwsissimus Eigenmann & Eigenmann E. & E., 235. Habitat: Coary. 1 7. Doras marmoratus Reinhardt, E. & E., 237. Habitat: Rio San Francisco Basin. (Amblydoras Bleeker.) (Type: Doras affinis Kner.) A 1 8. Doras affinis Kner, . . . . E. & E., 238. Doras truncatus Bleeker. Habitat : Rio Branco and Rio Guapore. A 1 9. Doras weddellii Castelnau, E. & E., 239. Doras grypus Cope. Habitat : Paraguay ; Amazons and trib- utaries, chiefly westward. (Centrochir Agassiz.) (Type: Doras crocodili Humboldt.) 20. Doras crocodili Humboldt, E. & E., 241. Habitat : Rio Magdalena. (Agamyxis Cope.) (Type: Doras pectinijrons Cope.) 21. Doras castaneo-ventris Schomburgk, E. & E., 241. Habitat: British Guiana. A22. Doras pectinijrons Cope, E. & E., 241. Habitat: Eastern Ecuador. A23. Doras flavopictus Steindachner, St., 1908a. Habitat : Iquitos. (Astrodoras Bleeker.) (Type: Doras asterijrons Heckel.) A24. Doras asterijrons Heckel, E. & E., 241. Habitat: Amazons and tributaries. A25. Doras heckclii Kner, . . E. & E., 243. Habitat : Solimoens. A26. Doras monitor Cope, . . E. & E., 245. Habitat : Amazon. A27. Doras uauticus Cope, . .E. & E., 246. Habitat: Nauta. Oxydoras Kner. Pseudodoras and Rhinodoras Bleeker. Type : Doras niger Valenciennes. Range : La Plata and Paraguay ; Rio San Francisco; Amazons and Guia- nas. Ai. Oxydoras niger (Valenciennes), E. & E., 247. Doras humboldti Agassiz ; Corydoras edentatus Spix; Rhinodoras priono- 394 PATAGONIAN EXPEDITIONS : ZOOLOGY. mus Cope ; Rhinodoras teffeanus Steindachner. Habitat : Amazons and northward ; Rio San Francisco. 2. Oxydoras knerii Bleeker, . . E. & E., 249. Habitat: Cujaba to Asuncion on the Paraguay. 3. Oxydoras eigenmanni Boulenger, Boul., 1896, 28 Habitat : Paraguay Basin. 4. Oxydoras d'orbignyi Kroyer, E. & E., 249. Habitat: Rio de La Plata. A5. Oxydoras amazonum (Steindachner), E. & E., 250. Habitat: Teffe. Hemidoras Bleeker. Type : Doras stenopeltis Kner. Range : Rio Puty ; Rio Paraguay ; Ama- zons and Guiana. Al. Hemidoras trachyparia Boulenger, Boul. 1898, 423. Habitat : Rio Jurua. A2. Hemidoras nattereri Steindachner, E. & E., 253. Habitat : Solimoens. 3. Hemidoras paraguayensis Eigenmann & Ward, E., 1907c, 1 16. Habitat : Rio Paraguay. A4. Hemidoras bachi Boulenger, 1898, 423. Habitat: Rio Jurua. A5. Hemidoras brevis (Kner), E. & E., 254. Habitat : Solimoens and Marafion. A6. Hemidoras fiiiibriatus (Kner), E. & E., 255. Habitat: Rio Guapore. Ay. Hemidoras punctatus (Kner), E. & E., 255. Habitat: Rio Guapore. A8. Hemidoras lipophthalmus (Kner), E. & E., 255. Habitat: Rio Capin and Rio Negro. A9. Hemidoras stenopeltis (Kner), E. & E., 255. Habitat: Amazon and Solimoens. A 10. Hemidoras trimaculatus Boulenger, Boul, 1898, 422. Habitat: Rio Jurua. An. Hemidoras stiibelii (Steindachner), E. & E., 257. Habitat: Huallaga. A12. Hemidoras morei (Steindachner), E. & E., 257. Habitat: Rio Negro. A 1 3. Hemidoras elongatus Boulenger, 1898, 424. Habitat: Rio Jurua. A14. Hemidoras humeralis (Kner), E. & E., 257. Habitat: Rio Negro. A15. Hemidoras carinatus (Linnaeus), E. & E., 258. Doras oxyrhynchus Valenciennes. Habitat: Guianas; Calderon. 16. Hemidoras microstomus Eigenmann MS. Habitat : Essequibo River. (Hassar Eigenmann & Eigenmann.) (Type: Oxydoras orestes Steindach- ner.) Range : Rio Puty and Amazons. 1 7. Hemidoras micropocus Eigenmann MS. Habitat : Demarara. 18. Hemidoras notospilus Eigenmann MS. Habitat: Crab Falls, Essequibo River. 19. Hemidoras leporhinus Eigenmann MS. Habitat: Central British Guiana. A20. Hemidoras orestes (Steindachner), E. & E., 258. Habitat: Xingu and Huytahy. 21. Hemidoras affinis (Steindachner), E. & E., 258. Habitat: Rio Puty. A22. Hemidoras wilderi Kindle, Kindle, 1894, 251. Habitat: Trocera on the Tocantins. eigenmann: catalogue of fresh water fishes. 395 Leptodoras Boulenger. Type : Oxydoras acipenserinus Giin- ther. Range: Xeberos to Rio Jurua. A I. Leptodoras acipenserinus (Giinther), E. & E., 255. Habitat : Xeberos. A2. Leptodoras juruensis Boulenger, Boul., 1898, 478. Habitat : Rio Jurua. 3. Leptodoras linnelli Eigenmann MS. Habitat: British Guiana. Subfamily Auchenipterin^j. Asterophysus Kner. Type: Asterophysus batrachus Kner. Range that of the single species. A 1. Asterophysus batrachus Kner, E. & E., 263. Habitat : Marabitanos. Trachelyopterichthys Bleeker. Type : Trachelyopterus taniatus Kner. Range that of the single species. Ai. Trachelyopterichthys taniatus (Kner), E. & E., 263. Habitat : Solimoens and tributaries. Trachelyopterus Cuvier & Valenciennes. Type : Trachelyopterus coriaceus Cu- vier & Valenciennes. Range: Amazons; Cayenne. A 1. Trachelyopterus coriaceus Cuvier & Valenciennes, E. & E., 264. Habitat: Cayenne; Obidos; Porto do Moz ; Paraguay. A2. Trachelyopterus maculosus Eigenmann & Eigenmann, E. & E., 265. Habitat: Porto do Moz. Wertheimeria Steindachner. Type: Wertheimeria maculata Stein- dachner. Range that of the single species. 1. Wertheimeria maculata Steindachner, E. & E., 265. Habitat: Jequitinhonha. Centromochlus Kner. Type : Centromochlus me galops Kner. Range: Amazons and Guiana. 1. Centromochlus oncinus (Schomburgk), E. & E., 266. Habitat: Rio Padauiri. A2. Centromochlus heckelii (Filippi), E. & E., 267. Centromochlus megalops Kner. Habitat : Amazons and tributaries. A3. Centromochlus steindachnerii Gill, E. & E., 268. Habitat : Maraflon. A4. Centromochlus intermedins Steindach- ner, E. & E., 269. Habitat : Amazon ; Solimoens and trib- utaries. A5. Centromochlus pcrugia Steindachner, E. & E., 270. Habitat : Canelos. A6. Centromochlus aulopygius Kner. E. & E., 270. Habitat: Rio Guapore; Cudajas; Esse- quibo. Glanidium Liitken. Type : Glanidium albescens Liitken. A 1. Glanidium albescens Liitken, E. & E., 270. Habitat : Coast streams from Rio Janeiro to the Amazon. Trachycorystes Bleeker. Type : Trachycorystes typus Bleeker. Parauchcnipterus Bleeker. Range : Amazons to Guiana and Mag- dalena. 1. Trachycorystes glaber (Steindachner), E. & E., 275. Habitat : Demarara. 396 PATAGONIAN EXPEDITIONS: ZOOLOGY. A2. Trachycorystes isacanthus (Cope), E. & E., 275. Habitat: Maranon. 3. Trachycorystes insignis (Steindachner), E. & E., 275. Habitat : Magdalena. 4. Trachycorystes obscurus (Giinther), E. & E., 275. Habitat: Essequibo. 5. Trachycorystes magdalena (Steindach- ner), . . E. & E., 275. Habitat: Magdalena. 6. Trachycorystes trachycorystes (Cuvier & Valenciennes) E. & E., 276. Trachycorystes typus Bleeker. Habitat: Brazil. Aj. Trachycorystes ceratophysus (Kner), E. & E., 276. Habitat : Guapore ; Rios Negro and Branco. AS. Trachycorystes porosus Eigenmann & Eigenmann, .■ E. & E., 276. Habitat: Brazil. 9. Trachycorystes striatulus Steindachner, E. & E., 277. Habitat : Mouths of rivers draining eastern Minas Geraes ; Paraguay. A 10. Trachycorystes brevibarbus (Cope), E. & E., 279. Habitat: Maranon. An. Trachycorystes galeatus (Linnaeus), E. & E., 279. Auchenipterus maculatus, immaculatus and punctatus Cuvier & Valencien- nes; Auchenipterus lacustris Liitken. Habitat: Rio Velhas to the Orinoco and Paraguay. 12. Trachycorystes robustus Giinther, E. & E., 281. Habitat : Demarara. A 1 3. Trachycorystes analis Eigenmann & Eigenmann, E. & E., 281. Habitat: Arary ?. Auchenipterichthys Bleeker. Type: Auchenipterus thoracatus Kner. Range: Amazons and tributaries. Al. Auchenipterichthys thoracatus (Kner), E. & E., 282. Habitat : Solimoens and tributaries. (Coary; Hyarary; Guapore.) A2. Auchenipterichthys longimanus (Giin- ther), E. & E., 284. Habitat: Southern tributaries of the Amazon. Pseudauchenipterus Bleeker. Type: Pseudauchenipterus nodosus (Bloch.) Felichthys Swainson. Range : Lower courses of rivers from Jequitinhonha to Guiana. 1. Pseudauchenipterus jequitinhonhce (Steindachner) E. & E., 286. Habitat: Jequitinhonha. 2. Pseudauchenipterus ftavescens Eigen- mann & Eigenmann, . .E. & E., 288. Habitat: Rio San Francisco. A3. Pseudauchenipterus affinis (Steindach- ner) E. & E., 289. Habitat: Para; mouths of streams draining eastern Minas Geraes. A4. Pseudauchenipterus nodosus (Bloch), E. & E., 290. Auchenipterus furcatus Cuvier & Va- lenciennes. ■ Habitat: Bahia; Para; Guiana. 5. Pseudauchenipterus guppyi Regan, 1906c, 387. Habitat: Trinidad. 6. Pseudauchenipterus pasecc Regan, 1906c. 387. Habitat: Trinidad. Epapterus Cope. Type : Epapterus dispilurus Cope. Range that of the single species. eigenmann: catalogue of fresh water fishes. 397 i. Epaptcrus dispilurus Cope, E. & E., 293. Euanemus longipinnis Steindachner. Habitat : Upper Amazon. AUCHENIPTERUS Cuvier & Valenciennes. Type: Hypophthalmus nuc halts Spix. Euanemus Miiller & Troschel. Range: Paraguay to Surinam. Ai. Auchenipterus nuchalis (Spix), E. & E., 295. Auchenipterus dentatus Cuvier & Va- lenciennes ; Epapterus colymbetes Miiller & Troschel. Habitat: Amazons; Surinam. A2. Auchenipterus fordicci Eigenmann & Eigenmann, E. & E., 207. Habitat : Coary. A3. Auchenipterus brachyurus (Cope), E. & E., 298. Habitat: Peru. 4. Auchenipterus nigripinnis (Boulenger), Boul., 1898, 280. Habitat : Paraguay. Tetranematichthys Bleeker. Type: Ageneiosus quadrifilis Kner. Range that of the single species. Ai. Tetranematichthys quadrifilis (Kner), E. & E., 298. Habitat : Rio Guapore. Subfamily Ageneiosin^e. Ageneiosus Lacepede. Type: Ageneiosus armatus Lacepede. Ceratorhynchus Agassiz ; Hypophthal- mus Schomburgk; Davalla Bleeker; Ageniosus Giinther. Range : La Plata and its tributaries ; Paranahyba northward to Guiana and westward to Peru. I. Ageneiosus inermis (Linnaeus), E. & E., 290. Habitat: Surinam. (Ageneiosus Lacepede.) A2. Ageneiosus brevis Steindachner, E. & E., 301. Habitat: Solimoens; Coary. 3. Ageneiosus atronasus Eigenmann & Ei- genmann E. & E., 302. Habitat: Brazil ?. 4. Ageneiosus valenciennesi Bleeker, E. & E., 304. Habitat : La Plata to Rio Puty. 5. Ageneiosus armatus Lacepede, E. & E., 305. Habitat : Surinam. A6. Ageneiosus ucayalensis Castelnau, E. & E., 306. Habitat: Para; Ucayale. 7. Ageneiosus caucanus Steindachner, E. & E., 306. Habitat : Cauca. A8. Ageneiosus dentatus Kner, E. & E., 307. Ageneiosus pardalis Liitken. Habitat : Amazon ; Solimoens north to Guiana and Rio Magdalena. 9. Ageneiosus porphyreus Cope, E. & E., 309. Habitat: Surinam. Aio. Ageneiosus dawalla (Schomburgk), E. & E., 309. Ageneiosus inertias Cuvier & Valen- ciennes, 11011 Block; Ageneiosus sebce Giinther. Habitat: Amazon; Guiana. (Pseudageneiosus Bleeker.) (Type: Ageneiosus brevifilis Cuvier & Valenciennes.) All. Ageneiosus brevifilis Cuvier & Valen- ciennes, E. & E., 309. Habitat : Amazons ; Guiana ; Upper Paraguay. 12. Ageneiosus axillaris Giinther, E. & E., 311. Habitat: Surinam. 398 PATAGONIAN EXPEDITIONS : ZOOLOGY. Family HYPOPHTHALMIDjE Helogenes Giinther.1 Type : Helogenes marmoratus Giinther. Range that of the single species, i. Helogenes marmoratus Giinther, E. & E., 313. Habitat : Essequibo. Hypophthalmus Spix. Type : Hypophthalmus edentatus Spix. Notophthalmus Hyrtl ; Pseudohypoph- thalmus Bleeker. A 1. Hypophthalmus edentatus Spix, E. & E., 313. Hypophthalmus marginatus, longifilis and spixii Cuvier & Valenciennes; H. edentulus Castelnau ; H. fimbri- atus Kner; H. perporosus Cope. Habitat : Amazons and tributaries, and northward. Family PYGIDIIDyE. Subfamily Cetopsin^E. Hemicetopsis Agassiz. Type : Silurus candiru Spix. Range : A narrow area from Para to Ecuador. Ai. Hemicetopsis candiru (Spix), E. & E., 319. Habitat: Rio Cupai to Rio Huallaga. A2. Hemicetopsis plumbeus Steindachner, E. & E., 320. Habitat : Canelos. Cetopsis Agassiz. Type : Silurus coocutiens Lichtenstein. Range that of the single species. Ai. Cetopsis ccecutiens (Lichtenstein), E. & E., 320. Habitat : Amazon from Gurupa to Rio Cupai ; Orinoco ; Irisanga. Pseudocetopsis Bleeker. Type : Cetopsis gobioides Kner. Range: Irisanga, Maraiion. 1. Pseudocetopsis gobioides (Kner), E. & E., 322. Habitat: Irisanga. A2. Pseudocetopsis veutralis (Gill), E. & E., 322. Habitat: Maraiion. A3. Pseudocetopsis macroterouema (Boul- enger), Boulenger, 1898, 8. Habitat : Rio Zamora, eastern Ecuador. Cetopsogiton Eigenmann & Bean. Type : Cetopsis occidentalis Steindach- ner. 1. Cetopsogiton occidentalis (Steindach- ner), E. & E., 322. Habitat : Guayaquil. Subfamily PYGIDIIN^:. Nematogenys Girard. Type : Trie homy cterus inermis Guiche- not. Range that of the single species. Nematogenys inermis (Guichenot), E. & E.. 323. Nematogenys nigricans and pallidus Philippi. 1 This genus is a member of a new family. Habitat : Central Chili. Pariolius Cope. Type : Pariolius armillatus Cope. Range that of the single species. A 1. Pariolius armillatus Cope, E. & E., Habitat: Ambyiacu. 324- EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 399 Hatcheria Eigenmann. Type : Hatcheria patagoniensis Eigen- mann. 1. Hatcheria patagoniensis Eigenmann. Habitat: Patagonia. 2. Hatcheria macron (Girard), E. & E., 328. Habitat: Uspullata. 3. Hatcheria maculata (Cuvier & Valen- ciennes), E. & E., 329. Habitat : Western slopes of central Chili. 4. Hatcheria areolata (Cuvier & Valen- ciennes) E. & E., 330. Habitat : Western slopes of central Chili. Pygidium Meyen. Type : Pygidium fuscum Meyen. Range : Andes from Venezuela and Colombia to Patagonia ; southeastern Brazil and central Argentina; Guianas. 1. Pygidium minutum (Boulenger), Proc. Zool. Soc, 1891, 235. Habitat: San Lorenzo district, Rio Grande do Sul. A2. Pygidium fuscum Meyen, E. & E., 325. Habitat: Peru. 3. Pygidium palleum (Philippi), E. & E., 325. Habitat: Chili. 4. Pygidium marmoratum (Philippi), E. & E., 326. Habitat : Chili. 5. Pygidium tenue (Weyenbergh), E. & E., 326. Habitat: Sierra de Cordoba near Cruz- de-eje. 6. Pygidium corduvense (Weyenbergh), E. & E., 326. Habitat: Rio Primero, Argentina; Bo- livian Chaco. 7. Pygidium tigrinum (Philippi), E. & E., 326. Habitat: Chili. A8. Pygidium rivulatum (Cuvier & Valen- ciennes), E. & E., 330. Trichomycterus incos, gracilis, barbatula Cuvier & Valenciennes ; T. pentlandi, pictus Castlenau. Habitat: Titicaca ; Ucayale and tribu- taries. 9. Pygidium brasilicnse (Reinhardt) ,' E. & E., 332. Habitat : Rio Grande do Sul to Rio San Francisco and Paraguay. 10. Pygidium poeyanum (Cope), E. & E., 326. Habitat: Western slopes of southern Peru. 11. Pygidium merida: Regan, Regan, 1903. Habitat: Merida and Rio Albireggas near Merida, Venezuela. 12. Pygidium taenia (Kner), E. & E., m. Habitat: Western slopes of Peruvian Andes; Rio Zamora; ? French Guiana. r3- Pygidium laticeps (Kner), E. & E., 334. Habitat: Western slopes of Peruvian Andes. A 14. Pygidium oroya Eigenmann & Eigen- mann E. & E., 334. Habitat: Oroya River. 1S- Pygidium schmidti Berg, 189;. Habitat: Rio de Belen, Province of Catamarca, Argentina. 19. Pygidium spegazzinii Berg 1897. Habitat: Rio de Cachi, Province Salta, Argentina. l7- Pygidium riojanum Berg 1897. Habitat: Cordillera de la Rioja, Ar- gentina. A18. Pygidium punctatissimum (Castel- nau) E. & E., 334. Habitat: Araguay. A19. Pygidium knerii (Steindachner), E. & E., 335- Habitat: Eastern slopes of Ecuador; Rio Zamora. 1 Add. Pygidium brasiliense itatiaga Ribeiro, 1906, 15. 400 PATAGONIAN EXPEDITIONS : ZOOLOGY. A20. Pygidium eigenmanni (Boulenger), Boll. Mus. Torino, XIII. Pygidium knerii Eigenmann & Eigen- mann, non Steindachner. Habitat : Cumbaca. A21. Pygidium vittatum (Regan), Regan, 1903. Habitat: Marcapata Valley, Eastern Peru. A22. Pygidium dispar (Tschudi), E. & E., 335. Habitat: Eastern and western slopes of Ecuador. 23. Pygidium punctulatum (Cuvier & Valenciennes), E. & E., 336. Habitat : Western slopes of Peruvian Andes. 24. Pygidium burmeisteri Berg, ....1895. Habitat: Mendoza, Argentina. 25. Pygidium goeldii (Boulenger), Boul., 1896. Habitat: Rio de Janeiro. 26. Pygidium retro pinnis (Regan), Regan, 1903. Habitat : St. Augustine, Andes of Co- lombia, 5,000 feet. 27. Pygidium nigromaculatum (Boulen- ger), E. & E., 336. Habitat : Colombia. 28. Pygidium pardus (Cope), E. & E., 337. Habitat: Jequetepeque ; Callao Bay. A29. Pygidium immaculatum Eigenmann & Eigenmann E. & E., 337. Habitat: Juiz de Fora ; Sao Matheos; Goyaz. A30. Pygidium taczanoivskii (Steindach- ner), E. & E., 338. Habitat: Rio de Huambo; Rio de Tor- tora. 31. Pygidium nigricans (Cuvier & Valen- ciennes) E. & E., 338. Habitat: Santa Catharina. A32. Pygidium amazonicum (Steindach- ner), E. & E., 338. Habitat: Cudajas. 33. Pygidium borellii (Boulenger). Habitat: Bolivian Chaco; Salta Argen- tina. 34. Pygidium quechuorum Steindachner, St., 1902, 49. Habitat: Arequiba, Peru. 35. Pygidium proops Ribeiro, Ribeiro, 1908. Habitat: Rio Ribeira. 36. Pygidium guianensis Eigenmann, E., 1909, 11. Habitat : Potaro River, British Guiana. 37. Pygidium barbouri Eigenmann MS. Habitat: Rio Beni. Eremophilus Humboldt. Thricomycterus Humboldt; Trachypoma Giebel. Type: Eremophilus mutisii Humboldt. Range that of the single species. 1. Eremophilus mutisii Humboldt, E. & E., 274. Trachypoma marmoratum Giebel. Habitat: Bogota. Tridens Eigenmann & Eigenmann. Type : Tridens melanops Eigenmann & Eigenmann. Range : Upper Amazons. Ai. Tridens melanops Eigenmann & Ei- genmann. Habitat: I<;a. A2. Tridens brevis Eigenmann & Eigen- mann. Habitat: Tabatinga. Pseudostegophilus Eigenmann & Eigen- mann. Type: Stegophilus nemurus Giinther. Range that of the single species. Ai. Pseudostegophilus nemurus (Giinther), E. & E., 34i- EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 40I Henonemus Eigenmann & Ward. Type : Stegophilus intermedins E. & E. Range : Rio de La Plata ; Amazons. I. Henonemus maculatus (Steindachner), E. & E., 343. Habitat: Rio de La Plata. A2. Henonemus punctatus (Boulenger), E. & E., 343. Habitat : Eastern Ecuador. A3. Henonemus intermedins (Eigenmann & Eigenmann), . . . . E. & E., 343. Habitat : Goyaz. A4. Henonemus macro ps (Steindachner), E. & E., 344. Habitat: Lake Manacapuru. Homodletus Eigenmann & Ward. Type: Homodicctus anisitsi Eigenmann & Ward. Range that of the single species. 1. Homodicctus anisitsi Eigenmann & Ward, E., 1907c, 117. Habitat : Villa Rica, Paraguay. Stegophilus Reinhardt. Type : Stegophilus insidiosus Rein- hardt. Range: Rio das Velhas; Solimoens. 1. Stegophilus insidiosus Reinhardt, E. & E., 344. Habitat: Rio das Velhas. A2. Stegophilus reinhardtii Steindachner, E. & E., 344. Habitat : Solimoens and tributaries. Miuroglanis Eigenmann & Eigenmann. Type : Miuroglanis platycephalus Ei- genmann & Eigenmann. Range that of the single species. A 1. Miuroglanis platycephalus Eigenmann & Eigenmann, E. & E., 346. Habitat : Jutahy. Acanthopoma Lutken. Type: Acanthopoma annectens Lutken. Range that of the single species. 1. Acanthopoma annectens Lutken, L., 1892. Habitat: Brazil. « Vandellia Cuvier & Valenciennes. Type: Vandellia cirrhosa Cuvier & Valenciennes. Range : Solimoens and Maranon and tributaries. Al. Vandellia cirrhosa Cuvier & Valen- ciennes, E. & E., 345. Habitat : Hyauary. A2. Vandellia plazaii Castelnau, E. & E., 345. Habitat : Ucayale ; Calderon ; Lake Hyanuary. Pareiodon Kner. Centrophorus Kner; Asteromycterus Gui- chenot. Type : Pareiodon microps Kner. Range that of the single species. Ai. Pareiodon microps Kner, E. & E., 346. Trie homy cter us pusillus Castelnau. Habitat : Amazon and tributaries. Family CALLICHTHYIDyE. Scleromystax Gtinther. Habitat: Rio Janeiro Type : Callichthys barbatus Quoy & Gaimard. Range that of the single species. 1. Scleromystax barbatus (Quoy & Gai- mard), E. & E., 451. Callichthys Linnaeus. Type : Callichthys asper Quoy & Gai- mard. Range : La Plata to Trinidad. 402 PATAGONIAN EXPEDITIONS! ZOOLOGY. Ai. Callichthys callichthys Linnaeus,1 E. & E., 452. Callichthys tamoata Linnaeus; C. asper Quoy & Gaimard; Cataphr actus de- pressus Swainson ; Callichthys cce- latus Cuvier & Valenciennes ; C. Iccviceps Cuvier & Valenciennes; C. loricatus Gronow ; C. kneri Gill ; C. affinis Gitnther; C. hemiphractus Hensel. Habitat : La Plata to Trinidad. 2. Callichthys arcifer Hensel, E. & E., 455. Habitat: Rio de Janeiro. HOPLOSTERNUM Gill. Type: Callichthys laevigatas Valencien- nes. Range : La Plata to Trinidad. A 1. Hoplosternum littorale (Hancock), E. & E., 456. Callichthys subulatus Cuvier & Valen- ciennes; C. lecvigatus Valenciennes; C. albidus Cuvier & Valenciennes ; Hoplosternum stewardii Gill. Habitat : La Plata to Trinidad. A2. Hoplosternum thoracatum (Cuvier & Valenciennes), E. & E., 458. Callichthys longifilis Cuvier & Valen- ciennes ; C. personatus Ranzani ; C. exaratus and pictus Miiller & Tro- schel ; C. sulcatus Kner ; C. chiquitos Castelnau. Habitat: Amazons and northward; Paraguay. A3. Hoplosternum melampterum (Cope). Hoplosternum pectoralis Boulenger. Habitat : Ambyiacu. Decapogon Eigenmann & Eigenmann. Type: Callichthys adspersus Steindach- ner. Range that of the single species. 1 Several varieties of this species may be recognizable. Regan considers kneri from Trinidad a distinct species. A i. Decapogon adspersum (Steindachner), E. & E., 461. Habitat: Porto do Moz ; Cudajas; Ta- batinga. Dianema Cope. Type: Dianema longibarbis Cope. Range that of the single species. A 1. Dianema longibarbis Cope, E. & E., 463- Habitat : Ambyiacu. Ch^nothorax Cope. Type: Chccnothorax bicarinatus Cope. Range : Marahon and tributary. 1. Chccnothorax taiosh (Castelnau), E. & E., 464. Habitat: ? A2. Chccnothorax bicarinatus Cope, E. & Ev 464. Habitat: Maranon. A3. Chccnothorax semiscutattis Cope, E. & E., 464. Habitat : Ambyiacu. Brochis Cope. Type : Brochis cccruleus Cope. Range : Maranon and tributaries. A 1. Brochis diptcrus Cope, . . E. & E., 464. Habitat : Ambyiacu. A2. Brochis cccruleus Cope, . . E. & E., 464. Habitat : Ambyiacu. Aspidoras von Ihering. Type: Aspidoras rochai v. Ihering. Range that of the single species. 1. Aspidoras rochai v. Ihering, v. I., 1907, 30. Habitat : Fortaleza, Ceara. Corydoras Lacepede. Hoplisoma Swainson; Hoplosoma Gill; Gasterodermis Cope. Type : Corydoras geoffroy Lacepede. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 403 Range : La Plata to Guiana. A 1. Corydoras elegans Steindachner, E. & E., 466. Habitat: Cudajas; Teffe. 2. Corydoras nattereri Steindachner, E. & E., 470. Habitat: Rio Janeiro to Rio Doce. 3. Corydoras juquiace v. Ihering, v. I., 1907, 27. Habitat: Rio Juquia, Poqo Grande, Sao Paulo. 4. Corydoras ceneus (Gill), . . E. & E., 471. Habitat: Trinidad. A5. Corydoras armatus (Gunther), E. & E., 471. Habitat : Maranon and tributaries. 6. Corydoras paleatus (Jenyns), E. & E., 471. Corydoras marmoratus Steindachner; Callichthys punctatus Cuvier & Va- lenciennes. Habitat : La Plata and tributaries. A7. Corydoras punctatus (Bloch), E. & E., 472. Corydoras geoffroy Lacepede ; Cory- doras ambiacus Cope. Habitat : Guiana ; Solimoens ; Mara- non. 8. Corydoras eigenmanni v. Ihering, v. I., 1907, 34. Habitat : Cubatao and Raiz da Serra, Sao Paulo. 9. Corydoras trilineatus Cope, E. & E., 473. Corydoras agassizii Steindachner. Habitat : Ambyiacu. A 10. Corydoras acutus Cope, E. & E., 474. Habitat: Ambyiacu. 11. Corydoras amphibelus Cope, E. & E., 474- Habitat : Ambyiacu. A 1 2. Corydoras hastatus Eigenmann & Ei- genmann, E. & E., 474. Habitat: Villa Bella. 13. Corydoras australis Eigenmann & Ward E., 1907c, 123. Habitat : Paraguay. 14. Corydoras micro ps Eigenmann & Ken- nedy 1903. Habitat : Paraguay. 15. Corydoras raimuudi Steindachner, St., 1906, 84. Habitat: Parnahyba. 16. Corydoras aurofrenatus Eigenmann & Kennedy E. & K., 1903. Habitat : Paraguay. 17. Corydoras treitlii Steindachner, St., 1906. Habitat : Parnahyba. 18. Corydoras julii Steindachner, St., 1906. Habitat : Parahim and Parnahyba. OSTEOGASTER Cope. Type : Corydoras eques Steindachner. Range: Amazons. Ai. Osteogaster equcs (Steindachner), E. & E., 466. Habitat : Solimoens. 2. Osteogaster splendens (Castelnau), E. & E., 468. Habitat : Tocantins. Family LORICARIID^.1 Plecostomus Gronow. Ai. Plecostomus plecostomus (Linnaeus), Type: Loricaria plecostomus Linnaeus. Regan, 205. Range: La Plata to western Ecuador Hypostomus guacari Lacepede; Lori- and Colombia. carta flora Shaw; Plecostomus bicir- 1 The Loricariidse, a family of South American Nematognathi, have recently been monographed by Regan (Transactions of the Zoological Society of Lon- don, vol. 17, pp. 191-326, 1904). The genera have been liberally lumped in this volume, and it is my opinion that for biological discussion, to show the natural 404 PATAGONIAN EXPEDITIONS : ZOOLOGY. rhosus Gronow; Hypostomus robinii Gill; Plecostomus brasiliensis Bleek- er; Plecostomus seminudus Eigen- mann & Eigenmann ; Plecostomus boulengeri Eigenmann & Kennedy. Habitat: La Plata north to Trinidad; not in southeastern Brazil. 2. Plecostomus commersonii (Cuvier & Va- lenciennes), Regan, 206. relationships, and for the purpose of discussing the geo- graphical distribution, it will be better to recognize a larger number of genera. My estimate of the character of these can best be expressed by the following key, in which I have followed to a very large extent the phraseology of Regan, but in which are recognized a larger number of genera than are admitted by him. The list of species is accepted with but slight modifica- tions from Regan. SUBFAMILIES OF LORICARIIDvE. a. Hasmal spines all simple; lower and fourth upper pharyngeals not toothed ; anterior rudimentary ray of ventral normally shaped, but internal and directed forwards, upper part of the body pro- tected by bony scutes. b. Lower transverse portion of clavicles and cora- coids not exposed ; margin of snout naked or covered with small granular plates. Plecostomin/E. bb. Lower transverse portion of clavicles and cora- coids exposed; margin of snout composed of more or less firm plates. Hypoptopomatin/E. aa. Haemal spines of the vertebras above the anal fin bifid ; lower and fourth upper pharyngeals toothed. c. No anterior rudimentary ray of ventral ; caudal peduncle elongate and strongly depressed ; upper part of body with bony scutes. Loricariin^:. cc. Anterior rudimentary ray of ventral internal, plate-like ; caudal peduncle cylindrical or compressed. d. Upper part of body with bony scutes ; abdo- men with a large, regular, nearly square patch of small granular plates, naked at the sides and anteriorly and posteriorly. Neoplecostomin.b. Plecostomzn^e. a. First scute of lower lateral series posterior to the temporal plate, with which the second is not in contact. b. Premaxillaries nearly equal in length to the den- taries, and with about the sanie number of teeth. Plecostomus spiuigcr Hensel; Pleco- stomus limosus Eigenmann & Eigen- mann ; ? Plecostomus aspilogaster, Cope. Habitat : La Plata Basin, including Rio Grande do Sul; eastern Brazil. 3. Plecostomus punctatus (Cuvier & Valen- ciennes) , Regan, 207. Hypostomus subcarinatus Gastelnau ; c. Operculum and interoperculum little, and not independently movable. d. Snout granular to its margin. e. Adipose fin present. /. Operculum and interoperculum not margined with bristles. g. Body covered with plates. I. Plecostomus Gronow. gg. Body naked. 2. Lithogenes Eigenmann. )]. Operculum and interoperculum with well-developed marginal bristles. 3. Pogonopoma Regan. (Type, Plecostomus wertheimeri Steind.) ee. Adipose fin absent. h. Operculum and interoperculum with well-developed marginal bristles. 4. Canthopomus Eigenmann nov. hh. Operculum and interoperculum not margined with bristles. 5. Rhinelepis Spix. hhh. Adipose replaced by a low median crest. No externally visible oc- cipital crest. 6. Corymbophanes Eigenmann. dd. Snout with a naked margin. 7. Hemipsilichthys Eigenmann & Eigenmann. cc. Interoperculum more or less freely movable, usually spinate or bristly. i. Snout granular to its margin. /. Teeth numerous, bifid. k. Interoperculum usually armed with slender spines with hooked apices which can be everted and com- pletely retracted beneath the oper- culum. /. Sides of head without bristles. m. Last dorsal ray connected with the scute by an inconspicu- ous membrane at its base. n. Dorsal with I, 7 or I, 8 rays. 8. Hemiancistrus Bleeker. HH. Dorsal with I, 10 or I, 13 rays. 0,. Pterygoplichthys Gill. mm. Last dorsal ray attached by eigenmann: catalogue of fresh water fishes. 405 Plecostomus punctatus Giinther; Ple- costomus officials Steindachner; Ple- costomus commersoni, affiiiis and scabriceps Eigenmann & Eigenmann. Habitat: Southeastern Brazil. well developed membrane either to the 3 or 4 scales following it, or to the spine of the adipose fin. D. I, 7. 10. Parancistrus Bleeker. //. Sides of head with slender bristles. D. I, 7. Last dorsal ray attached to the scute fol- lowing it by an inconspicuous membrane at its base. 11. Lasiancistrus Regan. kk. Interoperculum armed with slender spines which cannot be com- pletely retracted beneath the operculum, or with permanently everted bristles, sides of head with bristles which are always longer in the male than in the female, and may be wanting in the latter ; last dorsal ray con- nected by a membrane with one or two scutes following it ; ab- domen completely naked. o. D. I, 7 or I, 8. 12. Pseudancislrus Bleeker. 00. D. I, 9 or I, 10. 13. Deliurus Eigenmann & Eigenmann. //. Teeth few, spoon-shaped. p. Interoperculum without evertible spines. 14. Cochliodon Heckel. pp. Interoperculum with some slender, evertible spines. 15. Panaque Eigenmann. it. Snout with naked margin. q. Mouth wide, the length of mandibular ramus nearly equal to the interorbital width ; naked margin of snout not very wide, without tentacles. 16. Chcctostomus Tschudi. qq. Mouth moderate or narrow, the length of mandibular ramus considerably less than the interorbital width. r. Snout with a broad, naked margin, without tentacles. 17. Xenocara Regan. (Type, the first species. X. latijrons Giinther.) rr. Snout with tentacles, the naked margin broad in males, narrow in females. 18. Ancistrus Kner. bb. Premaxillaries much shorter than the dentaries and with fewer teeth. s. Premaxillaries united ; body not greatly de- 4. Plecostomus spinosissimus Steindach- ner, Regan, 208. Habitat: Guayaquil, Pacific slope of Ecuador. pressed. 19. Pseudacanthicus Bleeker. ss. Premaxillaries not united ; body much depressed. 20. Lilhoxtis Eigenmann. aa. First two scutes of the lower lateral series below the temporal plate and in contact with it above. 21. Acanthicus Spix. HYPOPTOFOMIN.'E. a. Temporal plates imperforate. b. An adipose dorsal fin. 22. Hypoptopoma Giinther. bb. No adipose fin. 23. Oxyropsis Eigenmann & Eigenmann. aa. Temporal plates perforated like a sieve. c. Abdomen covered with three longitudinal series of plates. (/. An adipose dorsal fin. 24. Parotocinclus Eigenmann & Eigenmann. dd. No. adipose dorsal fin. 25. Otocinclus Cope. cc. Abdomen naked or covered with numerous small plates, irregularly arranged. 26. Microlepidogaster Eigenmann & Eigenmann. LoRICARiIN/£. a. Teeth in the jaws in small or moderate number, not setiform ; a more or less distinct orbital notch. b. Snout rounded or pointed, not, or not much pro- duced. 27. Loricaria Linnreus. bb. Snout produced, with a long rostrum. c. Snout expanded at tip. 28. Hemiodontichthys Bleeker. cc. Snout pointed, not expanded at tip. 29. Reganella Eigenmann. aa. Teeth in the jaws numerous, setiform; orbit cir- cular, without distinct notch. d. Dorsal opposite to the ventrals. e. Snout rounded or pointed, not produced as a rostrum ; lateral keels obsolete. 30. Harttia Steindachner. ee. Snout produced, forming a distinct rostrum ; sides of the head in the male margined with bristles. 31. Sturisoma Swainson. dd. Dorsal opposite to the anal ; snout very long, body very slender. 32. Farlowella Eigenmann & Eigenmann. Neoplecostomin^e. a. Elongate ; upper part of body enclosed in bony scutes; eyes small, teeth bifid, in a single series; an adipose fin. 33. Neoplecostomus Eigenmann & Eigenmann. 406 PATAGONIAN EXPEDITIONS : ZOOLOGY. 5. Plecostomus festas Boulenger, Regan, 208. Habitat: Pacific slope of Ecuador. A6. Plecostomus verres (Cuvier & Valen- ciennes) Regan, 209. Hypostomus plecostomus C. & V., non L. ?; Hypostomus pantherinus Kner; Plecostomus bicirrhosus (part) Gitn- ther. Habitat: Venezuela; Guiana; Marajo Island. A7. Plecostomus carinatus Steindachner, Regan, 209. Habitat: Amazon. 8. Plecostomus tietensis v. Ihering, v. Ihering, 1907, 559. Habitat: Rio Tiete, Sao Paulo, Brazil. 9. Plecostomus vaillanti Steindachner, Regan, 210. Habitat: Paraguay, Rio Preto; Rio Puty ; San Gongallo. 10. Plecostomus la plater Eigenmann, E., 1907. Habitat : La Plata. An. Plecostomus cmarginatus (Cuvier & Valenciennes) Regan, 210. Hypostomus squalium Schomburgk; Plecostomus scopularius, biseriatus, virescens Cope; Plecostomus villarsi Liitken ; PL anna: Steindachner. Habitat: Amazons to Orinoco. 12. Plecostomus tenuicauda Steindachner, Steindachner, 1878, 40 Habitat: Magdalena and tributaries. A 1 3. Plecostomus alatus (Castelnau), Regan, 211. Plecostomus francisci Liitken. Habitat: Araguay and San Francisco. 14. Plecostomus regain v. Ihering, 558. Habitat: Rio Piracicaba, Sao Paulo, Brazil. 15. Plecostomus cordovos Giinther, Regan, 212. Habitat: Cordova. 16. Plecostomus borellii Boulenger, Regan 212. Habitat : Bolivia. 17. Plecostomus paulinus v. Ihering, v. I., 1907, 560. Habitat: Piracicaba, Sao Paulo, Brazil. A 1 8. Plecostomus latirostris Regan, Regan, 213. Plecostomus pantherinus Boulenger, non Kner. Habitat: Goyas and Rio Jungada, Matto Grosso. 19. Plecostomus ternetzi Boulenger, Regan, 213. Habitat: Paraguay. 20. Plecostomus macrops Eigenmann & Ei- genmann, Regan, 214. Habitat: Rio das Velhas. 21. Plecostomus hermanni x. Ihering, v. I., 1907, 560. Habitat: Rio Piracicaba, Sao Paulo, Brazil. 22. Plecostomus garmani Regan, Regan, 214. Plecostomus lima Eigenmann & Eigen- mann, non Liitken. Habitat: Rio San Francisco; Rio das Velhas; Rio Grande do Sul. A23. Plecostomus atropiunis Eigenmann & Eigenmann, Regan, 215. Habitat: Goyaz.1 24. Plecostomus robinii Cuvier & Valen- ciennes, Regan, 215. Habitat: Montevideo; Trinidad. 25. Plecostomus una Steindachner, Regan, 215. Plecostomus robinii Giinther and Ei- genmann & Eigenmann, non C. & V. Habitat: Bahia. 26. Plecostomus wuchercri Giinther, Regan, 216. Plecostomus brevicauda Giinther; PI. 1 If, as Regan thinks, this species or variety is iden- tical with garmani the species should of course go by the older name atropinnis. eigenmann: catalogue of fresh water fishes. 407 lima Liitken ; PL vermicularis Eigen- mann & Eigenmann. Habitat: Bahia and Rio San Francisco, Paraguay. 27. Plecostonnts lutkeni Steindachner, Regan, 217. Plecostomus lima Steindachner, non Liitken. Habitat: Southeastern Brazil. 28. Plecostomus auroguttatus (Kner), Regan, 217. Hypostomus asperatus Castelnau, Ple- costomus johnii Steindachner. Habitat : Southeastern Brazil. 29. Plecostomus obtusirostris Steindachner, St., 1907a, 490. Habitat : Cubatao. A30. Plecostomus unicolor Steindachner, St., 1908/, 164. Habitat: Rio Purus. 31. Plecostomus hemiurus Eigenmann MS. Habitat : British Guiana. A32. Plecostomus horridus (Kner), Regan, 19086, 795. Habitat : Rio Guapore. H. Plecostomus iheringii Regan, Regan, 19086, 795. Habitat: Piracicaba. 34. Plecostomus margaretifer Regan, Regan, 19086, 796. Habitat : Piracicaba. 35. Plecostomus strigaticeps Regan, Regan, 19086, 796. Habitat: Piracicaba. 36. Plecostomus albopunctatus Regan, Regan, 19086, 797. Habitat: Piracicaba. A3 7. Plecostomus goyazensis Regan, Regan, 19086, 798. Plecostomus latirostris part Regan. Habitat : Goyaz. Pogonopoma Regan. Type: Plecostomus wertheimeri Stein- dachner. Range that of the single species. 1. Pogonopoma wertheimeri (Steindach- ner) Regan, 218. Habitat: Santa Clara, southeastern Brazil. Canthopomus Eigenmann, genus novum. Type : Rhinelepis genibarbis Cuvier & Valenciennes. Range : Amazons. Ai. Canthopomus Pellegrini (Regan), Regan, 218. Habitat : Upper Amazon. A2. Canthopomus genibarbis (Cuvier & Va- lenciennes^, Regan, 218. Rhinelepis agassizii Steindachner. Habitat : Amazon. Rhinelepis Spix. Type : Rhinelepis aspera Spix. Range : Parahyba ; Parana and San Francisco. 1. Rhinelepis parahyba: Steindachner, Regan, 219. Habitat : Rio Parahyba. 2. Rhinelepis aspera Spix, . . . .Regan, 220. Rhinelepis strigosa Cuvier & Valencien- nes. Habitat: Parana and San Francisco. 3. Rhinelepis microps v. Ihering, v. I., 1907, 24. Habitat: Piquete, Sao Paulo. Hemipsilichthys Eigenmann & Eigen- mann. ? Kronichthys Ribeiro. Type : Xenomystus gobio Liitken. Range: Parahyba to Santa Catharina. 1. Hemipsilichthys gobio (Liitken), Regan, 221. Plecostomus heylandii Boulenger. Habitat: Rio Parahyba, Santos. 2. Hemipsilichthys calmoni Steindachner, St., 1907, 82. 4o8 PATAGONIAN EXPEDITIONS: ZOOLOGY. ? Kronichthys subteres Ribeiro; A^. du- seni, Hemipsilichthys cameroni St. Habitat: Santa Catharina. Hemiancistrus Bleeker. Type: Ancistrus medians Kner. Range: Amazons north to Veragua; Para to western Ecuador and Pacific side of Panama, i. Hemiancistrus annectens (Regan), Regan, 225. Habitat: St. Javier and Rio Durango; northwestern Ecuador. 2. Hemiancistrus medians (Kner), Regan, 229. Habitat: Surinam. 3. Hemiancistrus aspidolepis (Giinther), Regan 230. Habitat: Veragua, Pacific slope of Panama. A4. Hemiancistrus brachy tints (Kner), Regan, 231. H. pictus of Kner, Giinther and Eigen- mann, non Castelnau. Habitat: Rio Negro. A5. Hemiancistrus scaphirhyncltus (Kner), Regan, 231. Habitat : Amazons. A6. Hemiancistrus oligospilus (Giinther), Regan, 232. Habitat : Rio Capin. A7. Hemiancistrus vittattts (Steindachner), Regan, 232. Habitat: Amazons; Paraguay. A8. Hemiancistrus bachii (Boulenger), Regan, 233. Habitat: Rio Jurua. 9. Hemiancistrus schomburgki (Giinther), Regan, 233. Habitat: British Guiana. 10. Hemiancistrus bovallii Regan, Regan, 1 906, 96. Habitat: Upper Potaro, British Guiana. 11. Hemiancistrus megacephalus (Giin- ther), Regan, 234. ? Hypostomus itacua Cuvier & Valen- ciennes; Chcetostomtts macrops Liit- ken. Habitat: Guiana. A12. Hemiancistrus platycephalus (Bou- lenger), Regan, 235. Habitat: Eastern Ecuador. Pterygoplichthys Gill. Type: Hypostomus dttodecimalis Cu- vier & Valenciennes. Range: Paraguay to Magdalena. 1. Pterygoplichthys undecimalis (Stein- dachner) , Regan, 226. Habitat: Rio Magdalena. 2. Pterygoplichthys etentaculatus (Spix), Regan, 226. Hypostomus dttodecimalis Cuvier & Valenciennes; Ancistrus longimanus Kner. Habitat : Rio San Francisco. A3. Pterygoplichthys gibbiceps (Kner), Regan, 227. Liposarcus altipinnis Giinther; Lipo- sarcus scrophus Cope. Habitat : Amazons from Gurupa to Nauta. A4. Pterygoplichthys lituratus (Kner), Regan, 227. Habitat : Eastern Brazil ; Rio Guapore and Amazons. A5. Pterygoplichthys multiradiatus (Han- cock), Regan, 228. Hypostomus pardalis Castelnau ; Lipo- sarcus varius, Liposarcus jeanesianus Cope. Habitat : Amazons and Guiana ; Para- guay. 6. Pterygoplichthys anisitsi Eigenmann & Kennedy, Regan, 229. Ancistrus multiradiatus alter nans Re- gan. Habitat : Paraguay and southern Bo- livia. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 409 A 7. Pterygoplichthys punctatus Giinther, Regan, 229. Ancistrus duodccimalis Kner, non Cu- vier & Valenciennes. Habitat: Amazons; Venezuela. 8. Pterygoplichthys juvens Eigenmann & Kennedy E. & K., 1903. Habitat: Paraguay. Probably young 0/ anisitsi. 9. Pterygoplichthys gigas (Boulenger) , Regan, 230. Habitat : Paraguay. Parancistrus Bleeker. Type: Hypostomus aurantiacus Castel- nau. Range : Amazon Basin. Ai. Parancistrus niveatus (Castelnau), Regan, 235. Hemiancistrus longipinnis Kindle. Habitat: Araguay; Tocantins. A2. Parancistrus punctatissimus (Stein- dachner) Regan, 236. Habitat: Amazon. A3. Parancistrus aurantiacus (Castelnau), Regan, 236. Hypostomus nigricans Castelnau ; Hy- postomus vicinus Castelnau. Habitat : Peruvian Amazon. Lasiancistrus Regan. Type: Chcetostomus heteracanthus Giinther. Range : Peruvian Amazon and Vene- zuela. Ai. Lasiancistrus heteracanthus (Giin- thei), Regan, 237. Habitat : Peruvian Amazon. A2. Lasiancistrus pictus (Castelnau), Regan, 237. Habitat : Ucayale. 3. Lasiancistrus mystacinus (Kner), Regan, 238. Habitat : Caracas. 4. Lasiancistrus guacharote (Cuvier & Va- lenciennes) , Regan, 238. f Chcetostomus trinitatis Giinther. Habitat : Said to be Porto Rico. Pseudancistrus Bleeker. Type: Hypostomus barbatus Cuvier & Valenciennes. Range : Colombia to Guiana. 1. Pseudancistrus setosus (Boulenger), Regan, 239. Habitat : Colombia. A2. Pseudancistrus barbatus (Cuvier & Va- lenciennes), Regan, 240. Hypostomus guttatus Cuvier & Valen- ciennes. Habitat : Guiana ; Paraguay. 3. Pseudancistrus depressus (Giinther), Regan, 240. Habitat: Surinam. 4. Pseudancistrus guntheri (Regan), Regan, 241. Plecostomus guttatus Giinther, non Cu- vier & Valenciennes. Habitat : British Guiana. 5. Pseudancistrus nigrescens Eigenmann MS. Habitat: Potaro River. Delturus Eigenmann & Eigenmann. Type: Delturus parahybce E. & E. Range: Southeastern Brazil. 1. Delturus angulicauda (Steindachner), Regan, 241. Habitat: Southeastern Brazil. 2. Delturus parahybce Eigenmann & Eigen- mann, Regan, 241 Habitat: Rio Parahyba. Cochliodon Heckel. Type: Cochliodon hypostomus Heckel = Hypostomus cochliodon Kner. Range that of the single species. Ai. Cochliodon cochliodon (Kner), Regan, 242. 4io PATAGONIAN EXPEDITIONS: ZOOLOGY. Cochliodon hypostomus Heckel ; Lori- caria melanoptera Natterer. Habitat : Amazon to Paraguay. Panaque Eigenmann & Eigenmann. Type: Chcctostomus nigrolineatus Pe- ters. Range : Goyaz to Xeberos and Magda- lena. A i. Panaque dentex (Giinther), Regan, 243. Habitat : Xeberos. 2. Panaque cochliodon (Steindachner) , Regan, 243. Chcctostomus gibbosus Steindachner and Panaque gibbosus Regan. Habitat : Magdalena Basin. A3. Panaque nigrolineatus (Peters), Regan, 244. Habitat: Goyaz; Venezuela. Chaetostomus Tschudi. Type: Chcctostomus loborhynchus Tschudi. Range : Mountains north of Peru to Panama and Venezuela. 1. Chaetostomus loborhynchus Tschudi, Regan, 246. Habitat: Andes of western Peru. A2. Chcctostomus marcapata Regan, Regan, 246. Habitat : Marcapata Valley, eastern Peru. A3. Chcctostomus brevis Regan, Regan, 246. Habitat : Rios Bomboiza and Zamora, eastern Peru. A4. Chcctostomus taczanowskii Steindach- ner, Regan, 247. Habitat : Rios Huambo and Tortora, eastern Peru. A5. Chaetostomus dermorhynchus Bou- lenger, Regan, 248. Habitat : Eastern and western Ecuador 6. Chaetostomus fischeri Steindachner, Regan, 248. Habitat: Rio Mamoni near Chepo. 8. Chcctostomus stanii Liitken, Regan, 248. Habitat: Puerto Cabello, Venezuela. 9. Chcctostomus guairensis Steindachner, Regan, 249. Habitat: Caracas, Venezuela. 10. Chaetostomus marginatus Regan, Regan, 249. Chccstovius microps Boulenger, non Giinther. Habitat : Salidero, northwest Ecuador. All. Chcctostomus branickii Steindachner, Regan, 250. Habitat : Callacate, eastern Peru. 12. Chcctostomus anomalus Regan, Regan, 250. Habitat: Merida and neighboring mountains, Venezuela. 13. Chcctostomus thomsoni Regan, Regan, 250. Habitat : Villeta, Colombia. 14. Chcctostomus nudirostris Liitken. Regan, 251. Habitat: Valencia, Venezuela. 15. Chaetostomus microps Giinther, Regan, 251. Hypostomus erinaceus Giinther, non Cuvier & Valenciennes. Habitat : Western slope of Ecuador. Xenocara Regan. Type: Chcctostomus latijrons Giinther. Range : Peru to Guiana. Ai. Xenocara latijrons (Giinther), Regan, 253. Habitat : Peruvian Amazon. A2. Xenocara gymnorhynclius (Kner), Regan, 254. ? Hypostomus nudiceps Miiller & Tro- schel. Habitat : Venezuela and Guiana ; Paraguay. eigenmann: catalogue of fresh water fishes. 4-n Ancistrus Kner.1 Thysanocara Regan. Type: Ancistrus cirrhosus Kner. Range: Paraguay to Rio Chagres; Rio Grande do Sul. Al. Ancistrus dolichoptcrus Kner, Regan 254. Ancistrus tcmminckii E. & E., non Cu- vier & Valenciennes. Habitat : Amazon ; Guiana. 2. Ancistrus tcmminckii (Cuvier & Valen- ciennes) Regan, 254. Habitat: Guiana. A3. Ancistrus hoplogenys (Giinther), Regan, 255. Chcctostomus leucostictus Giinther; Chcctostomus alga, tnalacops, tecti- rostris Cope. Habitat: Guiana, Amazons and Para- guay. A4. Ancistrus cirrhosus (Cuvier and Va- lenciennes), Regan, 256. Chcctostomus variolus Cope. Habitat: Trinidad; Guiana; Amazons; Paraguay; Rio Grande do Sul. Ancistrus ancistrus dubius Eigenmann & Eigenmann, E. 446. Habitat : Amazons. 1 Doubtful species of this genus are Chcctostomus sericeus Cope and Hypostomus erinaceus C. & V. Kner (1853) described the genus Ancistrus to in- clude many species, which he divides into the two groups, Brachypteri, D. I, 7-1, 9, and Macropteri, D. I, u-I, 13. Gill (1859) separated the Macropteri under the name Pterygoplichthys, saying: "The genus Ancistrus seems to have been framed with special regard to those fishes to which the name is here restricted, and is by Dr. Kner divided into two sections, which correspond to Ancistrus and Pterygoplichthys, his section a answering to the former genus and b to the latter." The species known to Kner and included in his Brachypteri are: Hypostomus cirrhosus C. & V., An- cistrus dolichoptcrus Kner, Ancistrus gymnorhynchus Kner, Ancistrus mystacinus Kner, Ancistrus pictus Kner, Ancistrus brachyurus Kner, Ancistrus scaphirhyn- chus Kner. There can be no mistake as to what Gill meant. Gill redescribed the genus Ancistrus, not to restrict 5. Ancistrus chagrcsi Eigenmann & Eigen- mann, Regan, 256. Habitat : Rio Chagres. 6. Ancistrus rothschildi (Regan), Regan, 1905. Habitat: Puerto Cabello, Venezuela. A 7. Ancistrus occidentalis (Regan), Regan, 257. Habitat: Canelos, "eastern Ecuador. 8. Ancistrus brevipinnis (Regan), Regan, 257. Habitat: Rio Grande do Sul; There- sopolis. A9. Ancistrus montanus (Regan), Regan, 258. Habitat : Eastern Andes of Bolivia. A 10. Ancistrus bufonius (Cuvier & Val- enciennes) , Regan, 258. Hypostomus calamita Cuvier & Valen- ciennes; Chcetosiotnus jelskii Stein- dachner. Habitat : Eastern Andes of Peru and Bolivia. Ail. Ancistrus stigmaticus Eigenmann & Eigenmann, Regan, 259. Habitat: Goyaz to San Matheos. 12. Ancistrus lithurgicus Eigenmann MS. Habitat : Crab Falls, Essequibo River. it, but as he described or redescribed all of the other genera of fresh-water fishes from Trinidad. His description of Ancistrus was either drawn from his specimens of guacharote or from Cuvier & Valen- cienne's (XV, 508) description of guacharote. Gua- charote was known to Kner only through C. & V.'s description and on account " der Ungenauigkeit der Beschreibung ", he was unable to place it with certainty. He thought it might be his mystacinus. Regan considers guacharote as belonging to his new subgenus Lasiancistrus. But because Gill's wording of the description applies only to brachyurus and scaphi- rhynchus (and medians') of Kner, Regan considers the latter typical of Ancistrus. Gill's diagnosis based on guacharote, a species not known to Kner and at least subgenerically distinct from brachyurus and scaphi- rhynchus, can have no bearing whatever on the restric- tion of Ancistrus. Fortunately Bleeker definitely restricted the name to Kner's first species, cirrhosus. 412 PATAGONIAN EXPEDITIONS : ZOOLOGY. PSEUDACANTHICUS Bleeker. Type : Hypostomus serratus Cuvier & Valenciennes. Range: Amazon to Surinam. I. Pseudacanthicus serratus (Cuvier & Va- lenciennes) , Regan, 260. Habitat: Surinam. A2. Pseudacanthicus spinosus (Castelnau), Regan, 260. Habitat : Amazon. 3. Pseudacanthicus fordii (Giinther), Regan, 261. Habitat: Surinam. A4. Pseudacanthicus hystrix (Cuvier & Valenciennes), Regan, 261. Habitat : Rio Negro. Lithoxus Eigenmann 'MS. Type : Lithoxus litJioides Eigenmann. Range that of the single species. 1. Lithoxus lithoides Eigenmann MS. Habitat: Cataracts of British Guiana. Acanthicus Spix. Type: Acanthicus hystrix Spix. Range that of the single species. Ai. Acanthicus hystrix Spix, Regan, 262. Rhinelcpis acanthicus Cuvier & Valen- ciennes. Habitat : Amazon ; Guiana. Hypoptopoma Giinther. Type : Hypoptopoma thoracatum Giin- ther. Range : Upper Amazon. Ai. Hypoptopoma thoracatum Giinther, Regan, 263. Hypoptopoma bilobatum Cope. Habitat: Upper Amazon. A2. Hypoptopoma joberti (Vaillant), Regan, 265. Otocinclus bilobatus Steindachner, non Cope. Habitat: Upper Amazon; Jurua. Hypoptopoma steindachneri Boulenger. A3. Hypoptopoma thoracatum Steindach- ner, non Giinther. Habitat : Amazons. A4. Hypoptopoma gulare Cope, Regan, 265. Habitat : Upper Amazon. Oxyropsis Eigenmann & Eigenmann. Aristomata Holmberg. Type: Oxyropsis wrightiaua Eigen- mann & Eigenmann = Hypostomus carinatus Steindachner. Range : Upper Amazon and Paraguay. Ai. Oxyropsis carinatus (Steindachner), Regan, 264. Oxyropsis wrightiaua E. & E. Habitat : Upper Amazon. 2. Oxyropsis inexpectatus (Holmberg), Regan, 264. Oxyropsis giintheri ( Boulenger) , Habitat : Paraguay. Otocinclus Cope. Hisonotus Eigenmann & Eigenmann. Type : Otocinclus vestitus Cope. Range : Southeastern Brazil, Paraguay and Ambyiacu. 1. Otocinclus affinis Steindachner, Regan, 267. Habitat: Santa Cruz. 2. Otocinclus vittatus Regan, . . Regan, 267. Habitat : Paraguay. A3. Otocinclus vestitus Cope, . . Regan, 267. Habitat : Ambyiacu. 4. Otocinclus flexilis Cope, .... Regan, 267. Otocinclus fimbriatus Cope. Habitat: Rio Grande do Sul. 5. Otocinclus leucofrenatus Ribeiro, Ribeiro, 1908. Habitat: Ribeira. 6. Otocinclus notatus (Eigenmann & Eigen- mann), Regan, 268. EIGENMANN : CATALOGUE Habitat: Santa Cruz. 7. Otocinclus gibbosus Ribeiro, Ribeiro, 1908. Habitat: Ribeira. 8. Otocinclus tietensis v. Ihering, v. I., 1907, 26. Habitat : Tiete. 9. Otocinclus paulinus Regan, Regan, 1907, 799. Habitat: Piracicaba. 10. Otocinclus arnoldi Regan, Regan, 1909, 235. Habitat : La Plata. PAROTOCINCLUS Eigenmann & Eigenmann. Type: Otocinclus maculicauda Stein- dachner. Range that of the single species. 1. Parotocinclus maculicauda (Steindach- ner) Regan, 268. Habitat: Santa Cruz to Ribeira. Microlepidogaster Eigenmann & Eigen- mann. Type : Microlepidogaster perforatus Eigenmann & Eigenmann. Range: Southeastern Brazil. 1. Microlepidogaster nigricauda (Boulen- ger) Regan, 26S. Hisonotus Icevior and leptochilus Cope. Habitat: Rio Grande do Sul. 2. Microlepidogaster perforatus Eigenmann & Eigenmann Regan, 269. Habitat: Rio Grande do Sul. 3. Microlepidogaster lophophanes (Eigen- mann & Eigenmann), . .Regan, 269. Habitat: Santa Cruz. Loricaria Linnaeus. Type: Loricaria dura Linnaeus = Lori- caria cataphracta Linnaeus. Parahemiodon, Hemiloricaria and Pseu- dohemiodon Bleeker. Range : La Plata to Panama and west- ern Ecuador; all streams. OF FRESH WATER FISHES. 413 (Rhineloricaria Bleeker.) (Type: Loricaria lima Kner. ) 1. Loricaria filamentosa Steindachner, Regan, 274. Habitat: Rio Magdalena; Berbice. 2. Loricaria nigricauda Regan, Regan, 275. Habitat: Porto Real, Province Rio de Janeiro. 3. Loricaria parva Boulenger, Regan, 276. Habitat: Paraguay. A4. Loricaria phoxocephala Eigenmann & Eigenmann, Regan, 276. Habitat: Solimoens and Parana; Para- guay. A5. Loricaria lanceolata Giinther, Regan, 277. Habitat : Xeberos and Canelos. 6. Loricaria jubata Boulenger, Regan, 278. Habitat: Northwest Ecuador (St Javier, 60 feet; Rio Durango, 350 feet). 7. Loricaria uracantha Kner & Steindach- ner> Regan, 278. Habitat: Atlantic and Pacific slope of Panama. 8. Loricaria magdalena Steindachner, Regan, 279. Habitat: Rio Magdalena. 9. Loricaria codecs Hensel1 ... Regan, 279. Habitat: Rio Cadea ; Rio Grande do Sul. A 10. Loricaria teffeana Steindachner, Regan, 280. Habitat : Solimoens and tributaries. 11. Loricaria catamarcensis Berg, Regan, 280. Habitat: Bolivia; Argentina. A 1 2. Loricaria konopickyi Steindachner, Regan, 281. Habitat: Rio Janeiro; Amazon. 13. Loricaria steindachneri Regan, Regan, 281. 'According to Steindachner this is the female of L. lima. 4H PATAGONIAN EXPEDITIONS: ZOOLOGY. Loricaria lima Steindachner, non Kner. Habitat : Rio Preto to Rio Parahyba. A 14. Loricaria lima Kner, . . .Regan, 282. Habitat: Rio Parahyba to Para; both slopes of Panama. 15. Loricaria lima microlepidota Steindach- ner, St., 1907 b. Habitat: Rio Jurua. 16. Loricaria strigilata Hensel, Regan, 283. Habitat: Rio Grande do Sul. Loricaria henselii Steindachner. Habitat: Cubatao. 1 7. Loricaria microlcpidogaster Regan, Regan, 283. Habitat : Rio Grande do Sul. 18. Loricaria cubatoensis Steindachner, St., 1c.07.g-, 489. Habitat : Cubatao. 19. L^oricaria latirostris Boulenger, Regan, 283. Loricaria paulina Boulenger. Habitat: Rio Mogy-guassu, about 250 miles inland from Santos. 20. Loricaria steinbachi Regan, Regan, 1906, 97. Habitat: Salta, Argentina 21. Loricaria jaragnensis Steindachner, St., 1909a Habitat : Santa Catharina. (Pseudoloricaria Bleeker.) (Type: Loricaria lavinscula Cuvier & Valenciennes.) A22. Loricaria lavinscula Cuvier & Valen- ciennes, Regan, 284. Habitat : Amazons. A23. Loricaria punctata Regan, Regan, 285. Habitat : Porto do Moz to Barro do Rio Negro. (Loricariichthys Bleeker.) (Type: Loricaria maculata Bloch.) A24. Loricaria maculata Bloch, Regan, 286. Loricaria amazonica Castelnau. Habitat: Amazons; Guiana; Paraguay. A25. Loricaria typus Bleeker, Regan, 286. Loricaria parahemiodon Giinther; Loricaria valenciennesi Vaillant; Loricaria stiibellii Steindachner. Habitat: Surinam; Amazons; Para- guay. A26. Loricaria acuta Cuvier & Valencien- nes, Regan, 287. ? Loricaria castanea Castelnau. Habitat: Amazon; Rio de Janeiro. A27. Loricaria nudirostris Kner, Regan, 288. Habitat: Rio Negro. 28. Loricaria labialis Boulenger, Regan, 288. Habitat : Paraguay. 29. Loricaria spixii Steindachner, Regan, 289. Habitat : Southeastern Brazil. 30. Loricaria anus Cuvier & Valenciennes, Regan, 289. Habitat : La Plata and Rio Grande do Sul. 3 1 . Loricaria microdon Eigenmann. Habitat: Rupununi River, British Gui- ana. 32. Loricaria grisea Eigenmann. Habitat : Essequibo River. 33. Loricaria submarginata Eigenmann. Habitat : Potaro Basin. A34. Loricaria stewarti Eigenmann. Habitat: Chipoo Creek, Rio Branco Basin. (Loricaria Linnaeus.) 35. Loricaria evansii Boulenger, Regan, 290. Habitat: Rio Jungada, Matto Grosso, Brazil. 36. Loricaria nudiventris Cuvier & Valen- ciennes Regan, 290. Habitat : Rio San Francisco. 37. Loricaria macrops Regan, Regan, 290. Habitat : Rio de La Plata. eigenmann: catalogue of fresh water fishes. 415 A38. Loricaria cataphracta Linnaeus, Regan, 291. Loricaria cirrhosa Bloch & Schneider; Loricaria setijer Lacepede; Pleco- stomus flagellaris Gronow; L^oricaria dura Bleeker. Habitat: Amazons; Guiana; Para- guay. A39. Loricaria parnahybcc Steindachner, St., 1907. Habitat: Rio Parnahyba. A40. Loricaria carinata Castelnau, Regan, 292. Loricaria lata Eigenmann & Eigen- mann. Habitat: Rio Jurua; Rio Paraguay; Matto Grosso ; Goyaz. A41. Loricaria similima Regan, Regan, 292. Loricaria filamentosa Boulenger, non Steindachner. Habitat : Canelos, East Ecuador. 42. Loricaria apeltogaster Boulenger, Regan, 292. Habitat : Paraguay. 43. Loricaria macrodou Kner, Regan, 293. Habitat: Rio Cuyaba. 44. Loricaria piracicabce v. Ihering, v. I., 1907, 28. Habitat: Piracicaba. 45. Loricaria vetula Cuvier & Valencien- nes Regan, 293. Habitat : La Plata ; Rio Janeiro. 46. Loricaria variegata Steindachner, Regan, 293. Habitat : Rio Mamoni, near Chepo, Panama. A47. Loricaria macromystax Giinther, ■ Regan, 294. Habitat : Peruvian Amazon. A48. Loricaria lamina Giinther, Regan, 294. Habitat : Peruvian Amazon. 49. Loricaria laticeps Regan, Regan, 295. Loricaria lamina Boulenger, non Giin- ther. Habitat: Paraguay. 50. Loricaria platycephala (Kner). Habitat : Rio Cuyaba. 51. Loricaria brnnnea Hancock. Habitat: British Guiana. Doubtful species are the following: 52. Loricaria platyura Midler & Troschel. Habitat: Rupununi. 53. Loricaria caracasensis Bleeker. Habitat : Caracas. 54. Loricaria bransfordi Gill. Habitat : Panama. Hemiodontichthys Bleeker. Type : Hemiodon acipenserinus Kner. Range that of the single species. A 1. Hemiodontichthys acipenserinus (Kner), Regan, 296. Habitat: Amazon and Paraguay. Reganella Eigenmann. Type : Hemiodon depressus Kner. Range that of the single species. I. Reganella depressa (Kner), Regan, 296. Habitat: Rio Negro. Harttia Steindachner. Type : Harttia loricariiformis Stein- dachner. Range : southeastern Brazil ; Solimoens and Surinam. 1. Harttia loricariiformis Steindachner, Regan, 298. Habitat: Southeastern Brazil. 2. Harttia platy stoma (Giinther), Regan, 298. Habitat: Surinam. 3. Harttia kronei Ribeiro, ..Ribeiro, 1907. Habitat: Ribeira. A4. Harttia brevirostris (Eigenmann & Eigenmann), Regan, 299. Habitat : Iga. 416 PATAGONIAN EXPEDITIONS'. ZOOLOGY. Sturisoma Swainson. Type : Loricaria rostrata Spix. Range: Rio Paraguay to Magdalena and Pacific slope of Panama and Ecuador. Oxyloricaria Bleeker (barbata). A i. Sturisoma guntheri Regan, Regan, 299. Loricaria rostrata Gunther, non Spix. Habitat: Manacapuru ; Xeberos. 2. Sturisoma robustum Regan, Regan, 300. Loricaria rostrata Boulenger, non Spix. Habitat: Paraguay. A3. Sturisoma lyra Regan, ..Regan, 300. Loricaria rostrata Boulenger, non Spix. Habitat: Rio Jurua. 4. Sturisoma barbatum Kner, Regan, 301. Habitat: Rio Cuyaba. 5. Sturisoma panamense Eigenmann & Eigenmann, Regan, 201. Loricaria rostrata Steindachner, non Spix; Loricaria aurea Steindachner. Habitat: Rio Magdalena; Pacific slope of Panama. 6. Sturisoma frenatum (Boulenger), Regan, 302. Habitat: Northwest Ecuador (St. Ja- vier, 60 feet; Solidero, 350 feet; Rio Durango, 350 feet). Farlowella Eigenmann & Eigenmann. Type: Acestra acus Kner. Range : Amazon and northward. Acestra Kner, preoccupied. Ai. Farlowella gladius (Boulenger), Regan, 303. Habitat: Rio Jurua. 2. Farlowella gracilis Regan, Regan, 303. Habitat : Magdalena Basin. A3. Farlowella oxyrhynchus (Kner), Regan, 304. Habitat : Rio Mamore ; Upper Amazon ; Paraguay. A4. Farlowella kneri (Steindachner), Regan, 304. Habitat: Amazons of Peru and Ecua- dor. 5. Farloivella aca (Kner), . . . .Regan, 304. Habitat : Venezuela. A6. Farlowella amazonum (Gunther), Regan, 305. Farloxvella carinata Eigenmann & Ei- genmann. Habitat : Amazons. A7. Farlowella gladiolus (Gunther), , Regan, 305. Habitat: Rio Cupai. Neoplecostomus Eigenmann & Eigen- mann. Type: Plecostomus micro ps Steindach- ner. Range that of the single species. Ai. Neoplecostomus granosus (Cuvier & Valenciennes), Regan, 306. Plecostomus microps Steindachner. Habitat: Goyaz ; Cayenne; Rio de Ja- neiro; Rio Parahyba. Cyclopium Swainson.1 Arges and Brontes Cuvier & Valencien- nes ; Sty go genes Gunther. 1 I have retained the species of this family as recog- nized by Regan. Evermann & Kendall (Proc. Biol. Soc, Wash., xviii, p. gi, 1905) think that many are probably synonyms. I am not certain of the position of most of the localities of this genus, whether on the Amazonian or Pacific slope. I have taken it for granted that they are from the Atlantic slope unless specifically stated that thev are from the Pacific side. Family CYCLOPIDtE. Type: Cyclopium humboldtii Swainson. Range: Mountain streams of northern South America on both slopes. Ai. Cyclopium whymperi (Boulenger), Regan, 311. Habitat: Andes of Ecuador. A2. Cyclopium eigenmanni (Regan), Regan, 312. Cyclopium cyclopium Putnam, non Humboldt. eigenmann: catalogue of fresh water fishes. 417 Habitat : Ecuador, on both slopes. A3. Cyclopium vaillanti (Regan), Regan, 312. Habitat: Huamani Peak, Ecuador, 10,700 feet. 4. Cyclopium orientate (Boulenger), Regan, 313. Habitat : Albireggas and Milla Rivers, above Merida, Venezuela. A5. Cyclopium brachycephalus (Giinther), Regan, 313. Habitat: Andes of Peru; Cuenca, Ec- uador. A6. Cyclopium chotae (Regan), Regan, 313. Habitat : Chota Valley, northern Ecua- dor. 7. Cyclopium marmoratum (Regan), Regan, 314. Habitat: St. Augustine, Andes of Co- lombia. A8. Cyclopium longifile (Steindachner), Regan, 314. Habitat: Rio Huambo and Rio Totora, Peru. Ag. Cyclopium sabalo (Cuvier & Valen- ciennes) Regan, 315. Habitat : Peruvian Andes. AlO. Cyclopium taczanowski (Boulenger), Regan, 315. Habitat: Peruvian Andes. Ail. Cyclopium prenadilla (Cuvier & Va- lenciennes) , Regan, 316. Habitat: Andes of Ecuador and Peru. A 1 2. Cyclopium fissidens (Regan), Regan, 316. Habitat : Andes of Ecuador. A 1 3. Cyclopium festce (Boulenger), Regan, 316. Habitat : Eastern Ecuador. 14. Cyclopium there sice (Steindachner), St., 1907b. Habitat : Andes of Cayandelet. A15. Cyclopium peruanum (Steindachner), Regan, 317. Habitat : Amable Maria, Peru. A 1 6. Cyclopium simonsii (Regan), Regan, 317. Habitat: Huaras, Peru, 10,700 feet. 17. Cyclopium homodon (Regan), Regan, 309. Habitat: Villeta, Colombia, 3,500 feet. A18. Cyclopium boulengeri (Regan), Regan, 310. Stygogenes humboldtii Boulenger, non Swainson. Habitat : Canelos, Ecuador. A19. Cyclopium guntheri (Boulenger), Regan, 310. ? Arges homodon Regan. Habitat : Colombia. 20. Cyclopium cyclopium (Humboldt), Regan, 211. Cyclopium humboldtii Swainson; (C. prenadilla Cuv. & Val. ; C. brachy- cephalus Giinther; C. whymperi Bou- lenger; C. eigenmanni Regan fide Evermann & Kendall). Habitat: Andes near Quito. 21. Cyclopium heterodon (Regan), Regan, 1907, 799. Habitat : Western Colombia. 22. Cyclopium retrospina (Regan), Regan, 1907, 800. Habitat : Western Colombia. Astroblepus Humboldt. Type: Astroblepus grixalvii Humboldt. Range that of the single species. 1. Astroblepus grixalvii Humboldt, Regan, 318. ? Arges guntheri Boulenger; ? Arges brachycephalus Giinther. Habitat : Popoyan ; Rio Cauca. 4i8 PATAGONIAN EXPEDITIONS: ZOOLOGY. Order PLECTOSPONDYLI. Family CATOSTOMIDiE. Holarctic fishes entering the northern border of the tropics. Carpiodes Rafinesque. Type : Catostomus cyprinus Le Sueur. Range: Guatemala through the Missis- sippi valley and Great Lakes, i. Carpiodes meridionalis (Giinther), Meek, 26. Habitat: Vera Cruz to the Usumacinta in Guatemala. Carpiodes tumidus Baird & Girard, Meek, 27. Habitat : Rio Panuco to the Rio Grande. Carpiodes labiosus Meek, .... Meek, 29. Habitat: Rio Panuco Basin. Pantosteus Cope. Type: Minomus platyrhynchus Cope. 2. 3- Range : From tropical America north- ward through the Rocky Mountains. 1. Pantosteus plebeius (Baird & Girard), Meek, 30. Catostomus guzmaniensis Girard; Cato- stomus nebuliferus Garman. Habitat: From the northern margin of tropical America at Durango north- ward. Moxostoma Rafinesque. Type : Catostomus anisurus Rafinesque. Range: Rio Lerma through the eastern United States. 1. Moxostoma austrinum Bean, Meek, 35. Habitat : Rio Lerma Basin and head- waters of the Rio Mezquital. Family CYPRINID^. Xystrosus Jordan & Snyder. Type: Xystrosus propoche Jordan & Meek, 46. Snyder. Range that of the single species. 1. Xystrosus popoche Jordan & Snyder, Meek, 43. Habitat: Rio Lerma Basin. Algansea Girard. Type: Leuciscus tincella Cuvier & Va- lenciennes. Range : Lerma Basin. 1. Algansea tincella (Cuvier & Valencien- nes), Meek, 44. Ceratichthys sallwi Giinther. Habitat: Rio Lerma; valley of Mexico; Rio Panuco Basin. 2. Algansea dugesi Bean, Meek, 45. Habitat: Lerma Basin. 3. Algansea rubescens Meek, Habitat : Lerma Basin. 4. Algansea lacustris Steindachner, Meek, 47. Algansea tarascorum Steindachner. Habitat : Lerma Basin. 5. Algansea affinis Regan, Regan, 1907-8, 151. Habitat: Rio Lerma. 6. Algansea stigmatura Regan, Regan, 1907-8, 152. Habitat: Mexico. Hybognathus Agassiz. Type: Hybognathus nuchalis Agassiz. Dionda Girard; Agoma Girard. Range : Border of tropical America northeastward through the Missis- sippi valley to- the Delaware. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 419 1. Hybognathus episcopus (Girard), Meek, 48. Dionda melanops, couchi, amara, flu- viatilis Girard ; Hybognathus sere- mis, melanops Jordan; Hybognathus punctifer Garman ; Hybognathus civilis Cope; Hybognathus cpiscopa Jordan & Evermann. Habitat: Rio Mezquital to Texas. 2. Hybognathus rasconis (Jordan & Sny- der), Meek, 50. Habitat: Panuco Basin. Leuciscus Cuvier. Type : Cyprinus leuciscus Linnaeus. Range: Europe, Asia and North America. 1. Leuciscus nigrescens (Girard), Meek, 55. Tigoma pulchella, pulchra Girard; Gila conspersa, nigrescens, modesta Garman ; Leuciscus purpureus Rut- ter; Leuciscus niger Bean. Habitat: Headwaters of Rio Mez- quital and northward. Falcula Jordan & Snyder. Type: Falcula chapalce Jordan & Sny- der. Range that of the single species. 1. Falcula chapalae Jordan & Snyder, Meek, 58. Habitat: Lerma Basin. Aztecula Jordan & Evermann. Type : Notropis aztecus Woolman. Range : Central Mexico. Azteca Jordan & Evermann. 1. Aztecula vittata (Girard), ..Meek, 59. Notropis aztecus Woolman. Habitat : Valley of Mexico and the Rio Balsas Basin. 2. Aztecula lermae (Evermann & Golds- borough), Meek, 60. Habitat : Rio Lerma Basin. 3. Aztecula mexicana Meek, ..Meek, 61. Habitat: Mexican Plateau. Notropis Rafinesque. Type : Notropis atherinoides Rafin- esque. Codoma, Alburnops, Moniana Girard; Graodus Giinther; Orcella Jordan & Evermann ; Nototropis Meek. Range: Rio Balsas north through the eastern slope of America. 1. Notropis calientis Jordan & Snyder, Meek, 65. Habitat: Lerma Basin. 2. Notropis boucardi (Giinther), Meek, 67. Graodus nigrotaniatus Giinther. Habitat : Rio Balsas. 3. Notropis ornatus (Girard). Habitat: Rio Mezquital and northward. 4. Notropis forlouensis Meek, . . Meek, 70. Habitat : Rio Panuco Basin. Evarra Woolman. Type : Evarra eigenmanni Woolman. Range : Valley of Mexico. 1. Evarra eigenmanni Woolman, Meek, 77. Habitat: Valley of Mexico. 2. Evarra tlahuacensis Meek, . . Meek, 78. Habitat: Valley of Mexico. Hybopsis Agassiz. Type : Hybopsis gracilis Agassiz. Yuriria Jordan & Evermann. Range: Rio Lerma northeast through the Mississippi Valley and Cali- fornia? 1. Hybopsis altus (Jordan), ..Meek, 81. Habitat : Rio Lerma Basin. 420 PATAGONIAN EXPEDITIONS: ZOOLOGY. Family CHARACID^E. Subfamily Anodin^e. Anodus Spix. Elopomorphus Gill. Type: Anodus elongatus Spix. Range: Amazons and Orinoco. I. Anodus elongatus Spix. Elopomorphus jordani Gill; Anodus steatops Cope. Habitat: Amazons. Eigenmannina Fowler. Type: Anodus melanopogon Cope. Range: Amazon and Orinoco. I. Eigenmannina orinocensis (Steindach- ner). Habitat: Orinoco River. A2. Eigenmannina melanopogon (Cope). Habitat : Peruvian Amazon. Subfamily Curimatiisle. POTAMORHINA Cope. Type: Curimatus pristigaster Stein- dachner. Range : Solimoens and Mararion. Al. Potamorhina pristigaster (Steindach- ner). Habitat : Amazons from Rio Negro to Peru. Curimatopsis Steindachner. PSECTROGASTER Eigenmann & Eigenmann Type : Psectrogaster rhomboides Ei- genmann & Eigenmann. Range : Rio Paraguay northward. 1. Psectrogaster rhomboides Eigenmann & Eigenmann. Curimatus cyprinoides Steindachner, non Linnaeus. Habitat : Rio Puty. 2. Psectrogaster curviventris Eigenmann & Kennedy. Habitat: Rio Paraguay. 3. Psectrogaster auratus Gill. Habitat : Bolivia. A4. Psectrogaster amazonicus Eigenmann & Eigenmann. Anodus ciliatus Miiller & Troschel. Habitat : Amazons. A5. Psectrogaster ciliatus (Miiller & Tro- schel). Habitat: Amazon and its tributaries; Guiana ; Rios Parana and Paraguay. Type : Curimatopsis macrolepis Stein- dachner. Range: Amazons. A 1. Curimatopsis macrolepis Steindachner. Habitat: Amazons and tributaries from Rio Negro to Tabatinga. A-2. Curimatopsis microlepis Eigenmann & Eigenmann. Habitat: Jatuarana. Curimatella Eigenmann & Eigenmann. Type : Curimatella lepidurus Eigen- mann & Eigenmann. Range : Paraguay and San Francisco and northward to Guiana. I. Curimatella lepidurus Eigenmann & Ei- genmann. Habitat: Rio San Francisco. A2. Curimatella meycri (Steindachner). Habitat : Amazons. A3. Curimatella serpce Eigenmann & Ei- genmann. Habitat: Serpa. A4. Curimatella alburna (Miiller & Tro- schel). Habitat : Guapore, northward to Ama- zons and Guiana; Paraguay. 5. Curimatella alburna australis Eigenmann & Kennedy. Habitat : Paraguay. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 42 1 A6. Curimatella alburna lineata Eigen- mann & Eigenmann. Habitat: Jutahy. Aj. Curimatella alburna caudimaculata Pel- legrin, Pellegrin, 1909, 150. Habitat : Amazons. A8. Curimatella xingucnsis Steindachner. Habitat: Xingu. CURIMATUS OKEN. Cyphocharax, Stcindachnerina and Pelta- pleura Fowler. Type: Salmo edentulus Bloch = Salmo cyprinoides Linnaeus. Range : Every stream from Panama to the Rio de La Plata on the eastern slope and on the western slopes of Panama and Ecuador. A 1. Curimatus spilurus Giinther. Habitat: Orinoco and Guiana, Ama- zons and Paraguay. 2. Curimatus gilli Eigenmann & Kennedy. Habitat: Paraguay Basin. A3. Curimatus spiluropis Eigenmann & Ei- genmann. Habitat: Iga and Solimoens and Pa- rana Basins. A4. Curimatus dorsalis Eigenmann & Ei- genmann. Habitat: Amazon and Solimoens. A5. Curimatus albulus Liitken. Habitat : Rio das Velhas. 6. Curimatus nasus Steindachner. Habitat: Ecuador and Paraguay Basin. 7. Curimatus conspersus Holmberg. Habitat : Paraguay. 8. Curimatus troschelii Giinther. Habitat : Western slopes of Ecuador. 9. Curimatus nigrotccnia Boulenger. Habitat: Matto Grosso. 10. Curimatus elegans Steindachner. Habitat : Coastwise streams of south- eastern Brazil ; Paraguay. 11. Curimatus elegans nitens Holmberg. Curimatus nitens Holmberg; Curimatus elegans paraguayensis Eigenmann & Kennedy. Habitat : Paraguay Basin. A12. Curimatus elegans bahiensis Eigen- mann & Eigenmann. Habitat: Bahia. 13. Curimatus argenteus Gill. Habitat: Trinidad. A 14. Curimatus bimaculatus Steindachner. Habitat: Solimoens, Amazon and Para- guay Basin. 15. Curimatus bimaculatus sialis Eigen- mann & Eigenmann. Habitat: Lake Manacapuru. A 1 6. Curimatus bimaculatus trachystethus Cope. Habitat: Amazons at Serpa and Peru. A 1 7. Curimatus dobula Giinther. Habitat: Eastern slope of Peru and Ecuador. A 1 8. Curimatus giintheri Eigenmann & Ei- genmann. Habitat : Tabatinga. 19. Curimatus microcephalus Eigenmann & Eigenmann. Habitat : Surinam. 20. Curimatus magdalenae Steindachner. Habitat: Rivers Mamoni and Magda- lena. A21. Curimatus notatus Steindachner. Habitat : Para. 22. Curimatus gilberti Quoy & Gaimard. Curimatus voga Hensel ; Curimatus al- bula Liitken. Habitat: Southeastern Brazil; Para- guay Basin. 23. Curimatus gilberti brevipinnis Eigen- mann & Eigenmann. Habitat : La Plata Basin. A24. Curimatus plumb eus Eigenmann & Eigenmann. Habitat: Lake Hyanuary to Obidos. 25. Curimatus nagelii Steindachner. Habitat: Rio Janeiro. 422 PATAGONIAN EXPEDITIONS! ZOOLOGY. A26. Curimatus leucostictus Eigenmann & Eigenmann. Habitat: Rio Negro and Lago Alexo. A27. Curimatus brevipes Eigenmann & Ogle. Habitat: Peru? 28. Curimatus platanus Giintlier. Habitat : Rio de La Plata. A29. Curimatus asper Giinther. Habitat: Eastern slope of Peru. A30. Curimatus rutiloides Kner. Habitat: Rios Solimoens, Ma ranon and Paraguay, with their tributaries. A3 1. Curimatus hypostomus Boulenger. Habitat : Eastern slopes of Peru. 32. Curimatus mivartii Steindachner. Habitat : Magdalena Basin. A33. Curimatus leuciscus Giinther. Habitat : Amazons. 34. Curimatus leuciscus bolivice Eigenmann & Ogle. Habitat : Bolivia. A35. Curimatus vittatus Kner. Habitat: Solimoens and tributaries. A36. Curimatus ocellatus Eigenmann & Ei- genmann. Habitat : Xingu. A3 7. Curimatus isognathus Eigenmann & Eigenmann. Habitat : Solimoens. A38. Curimatus knerii Steindachner. Curimatus cyprinoides Kner (not of Linnaeus) . Habitat : Amazons and northward. A39. Curimatus cyprinoides (Linnaeus). Salmo edentulus Bloch. Habitat: Amazons and northward. 40. Curimatus boulengeri Eigenmann nom. nov. Curimata giinther i Boulenger (not E. & E.). Habitat : Rio Vinces, Ecuador. 41. Curimatus macro ps Eigenmann & Ei- genmann. Habitat : Rios Puty and Conqallo. A42. Curimatus falcatus Eigenmann & Ei- genmann. Habitat : Xingu. A43. Curimatus simulatus Eigenmann & Eigenmann. Habitat: Upper Solimoens. 44. Curimatus copei Fowler. Habitat: Surinam. 45. Curimatus schomburgkii Giinther. Habitat: Guianas. 46. Curimatus essequibensis Giinther. A nodus cyprinoides Miiller & Troschel. Habitat : Essequibo. A47. Curimatus aureus Pellegrin, Pellegrin, 1 908, 342. Habitat: Rio Guayas, Ecuador. SEMITAPICIS Eigenmann & Eigenmann. Type : Char ax planirostris Gronow. Range: Maracaibo to Argentina; not in southeastern coastwise streams. A 1. Semitapicis planirostris (Gronow). Curimatus abramoides Kner. Habitat : Rio Negro to Obidos. A2. Semitapicis laticeps (Cuvier & Valen- ciennes). Curimatus altamazonicus Cope. Habitat : Lake Maracaibo to the Rio Paraguay. Gasterotomus Eigenmann. Type: A nodus latior Spix. Range that of the single species. Ai. Gasterotomus latior (Spix). Habitat: Amazons south to Argentina; not in southeast coastwise streams. Subfamily Parodontinje. Parodon Cuvier & Valenciennes. Type : Parodon suborbitalis Cuvier & Valenciennes. Range : Colombia to the Rios San Francisco and La Plata ; not in coast- wise streams of southeastern Brazil. eigenmann: catalogue of fresh water fishes. 423 A 1. Parodon suborbitalis Cuvier & Valen- ciennes. Parodon nasus Kner; Parodon kilarii Reinhardt. Habitat: Lake Maracaibo to Cujaba and Rio das Velhas. A2. Parodon buckleyi Boulenger. Habitat : Eastern Ecuador. 3. Parodon gestri Boulenger. Habitat : Rio Coxipo. 4. Parodon affinis Steindachner. Habitat : La Plata Basin. 5. Parodon caliensis Boulenger. Habitat: Colombia. 6. Parodon tortuosus Eigenmann & Norris. Habitat: Parana and Paraguay Basins. 7. Parodon paraguaycnsis Eigenmann. Habitat : Rio Paraguay. 8. Parodon piracicabcc Eigenmann. Habitat: Piracicaba. Saccodon Kner. Type : Saccodon wagneri Kner & Stein- dachner. Range : Pacific slope of Ecuador. 1. Saccodon wagneri Kner & Steindach- ner. Habitat : Western Ecuador. 2. Saccodon craniocephalum Thominot. Habitat : Western Ecuador. Subfamily Hemiodin^e. Hemiodus Muller. Type : Salmo unimaculatus Bloch. Range: Orinoco to the Rio San Fran- cisco, the Peruvian Amazon and the upper courses of the Paraguay ; not in coastwise streams of southeastern Brazil. Ai. Hemiodus unimaculatus (Bloch). Hemiodus crenidens Muller. Habitat: Guianas to the Paraguay River. A2. Hemiodus semitaniatus Kner. Habitat : Matto Grosso, French Guiana. A3. Hemiodus fotvleri Steindachner. Habitat : Amazon. A4. Hemiodus gracilis Giinther. Habitat : Rios Cupai and San Fran- cisco. A4. Hemiodus immaculatus Kner. Habitat: Orinoco to the Amazon. 6. Hemiodus longiceps Kner. Habitat : Rios Icanno and Capin. A7. Hemiodus microlepis Kner. Habitat: Solimoens and Maraiion and their affluents ; Paraguay. A8. Hemiodus goeldii Steindachner, St., 1908a. Habitat: Xingu. 9. Hemiodus quadrimaculatus Pellegrin, Pellegrin, 1908, 343. Habitat : French Guiana. 10. Hemiodus argenteus Pellegrin, Pellegrin, 1908, 344. Habitat: Orinoco. Anisitsia Eigenmann. Type: Anodus notatus Schomburgk. Range : Guianas to Asuncion on the Paraguay. Not in the coastwise streams of southeastern Brazil. 1. Anisitsia kappleri (Giinther). Habitat : Surinam. A2. Anisitsia notata (Schomburgk). Hemiodus microcephalus Giinther. Habitat: Guianas to the Araguay and Guapore. A3. Anisitsia amazonum (Humboldt). Curimatus amazonum Humboldt; Pro- chilodus humboldtii Cuvier & Valen- ciennes. Habitat : Amazons. 4. Anisitsia othonops Eigenmann & Ken- nedy. Habitat: Paraguay Basin. 424 PATAGONIAN EXPEDITIONS: ZOOLOGY. Subfamily Prochilodin^e. Prochilodus Agassiz. Pacu Spix; Chilomyzon Fowler. Type: Prochilodus argenteus Agassiz. Range: Western Ecuador; La Plata to the Magdalena and Peru in all streams, i. Prochilodus humeralis Giinther. Habitat : Western Ecuador. 2. Prochilodus steindachneri Fowler. Habitat Parahyba. 3. Prochilodus vimboides Heckel. Habitat : Southeastern Brazil. 4. Prochilodus oligolepis Giinther. Habitat : Ypanema. 5. Prochilodus longirostris Steindachner. Habitat : Magdalena Basin. 6. Prochilodus brevis Steindachner. Habitat: Southeastern Brazil. A 7. Prochilodus rubrotccniatus Schom- burgk. Prochilodus nigricans Giinther. Habitat : Magdalena to Essequibo and Rio Negro. 8. Prochilodus lacustris Steindachner. Habitat: Parnahyba. A9. Prochilodus cephalotes Cope. . Habitat: Eastern Peru. 10. Prochilodus magdalena Steindachner. Prochilodus asper Steindachner. Habitat : Magdalena Basin. 11. Prochilodus asper Liitken. Habitat : Venezuela. 12. Prochilodus liartii Steindachner. Habitat : Southeastern Brazil. 13. Prochilodus reticulatrs Valenciennes. Habitat : Alta Parana to Alto Beni ; Maracaibo. A 14. Prochilodus ortonianus Cope. Habitat: Peruvian Amazon. A 1 5. Prochilodus insiguis Schomburgk. Habitat: Guiana and Amazons. A 1 6. Prochilodus dobulinus Cuvier & Va- lenciennes. Habitat: Amazon. 17. Prochilodus affiuis Reinhardt. Habitat : San Francisco Basin. 18. Prochilodus argenteus Agassiz. Prochilodus costatus Cuvier & Valen- ciennes. Habitat: Paraguay Basin to the Rio San Francisco. 19. Prochilodus platensis Holmberg. Habitat : La Plata Basin. 20. Prochilodus scrofa Steindachner. Habitat: Paraguay to Rio de Janeiro. 21. Prochilodus lineaius (Valenciennes). Habitat: La Plata Basin. A22. Prochilodus nigricans Agassiz. Habitat: La Plata and Amazon sys- tems. A23. Prochilodus binotatus Schomburgk. Habitat: Rio Negro Basin. 24. Prochilodus laticeps Steindachner. Habitat: Orinoco Basin. A25. Prochilodus brama Cuvier & Valen- ciennes. Habitat: Orinoco and Amazons. A26. Prochilodus tccniurus Valenciennes. Habitat : Amazons. A27. Prochilodus caudofasciatus Starks, Starks, 1907, 77^. Habitat: Rio Perene, Peru. Subfamily Chilodin^:. Cenotropus Giinther. Microdus Kner. Type : Microdus labyrinthicus Kher. Range: Orinoco and Rio Capin. Ai. Canotropus labyrinthicus (Kner). Habitat: Rio Orinoco to Rio Capin. Chilodus Miiller & Troschel. Type: Chilodus punctatus Miiller & Troschel. Range: Guianas. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 425 1. Chilodus punctatus Miiller & Troschel. Citharinus chilodus Cuvier & Valen- ciennes. Habitat : Guianas. Subfamily Gymnocharacinin^:. Gymnocharacinus Steindachner. Range that of the single species. Type: Gymnocharacinus bergii Stein- I- Gymnocharacinus bergii Steindachner. dachner. Habitat: South of Buenos Aires. Subfamily Anostomatin^e. L^molyta Cope. Schizodontopsis Garman. Type : Schisodon tccniatus Kner. Range : Orinoco, Amazons. A 1. Lamolyta taniata (Kner). Habitat : Amazons. Anostomus Gronow. Pithecocharax Fowler. Type: Sahno anostomus Linnaeus. Range : Amazon valley and northward. Ai. Anostomus anostomus (Linnaeus). Anostomus salmoneus Gronow. Habitat: Essequibo and Jutahy. A2. Anostomus gracilis (Kner). Habitat: Rio Guapore. A3. Anostomus trimaculatus Kner. Habitat : Amazons and affluents. A4. Anostomus ucayalensis (Fowler). Habitat: Peruvian Amazon. A5. Anostomus proximus Garman. Habitat: Villa Bella; Ueranduba. A6. Anostomus varians Garman. Habitat: Amazons. A 7. Anostomus varians nitens Garman. Habitat : lea. 8. Anostomus orinocensis Steindachner. Habitat : Orinoco. Schizodon Agassiz. Type : Schizodon fasciatus (Spix) . Range : La Plata to Venezuela. A 1. Schizodon vittatus (Cuvier & Valen- ciennes). Habitat : La Plata to Amazon. A2. Schizodon fasciatus (Spix). Habitat : Venezuela and Amazon ; Paraguay. 3. Schizodon borclli Boulenger. Habitat: Upper Paraguay? 4. Schizodon dissimilis (Garman). Anostomus fasciatus Eigenmann & Ken- nedy. Habitat : Rio Puty ; Paraguay Basin. A5. Schizodon isognathus Kner. Habitat: Cujaba, Apure. 6. Schizodon knerii (Steindachner). Habitat : Rio Grande do Sul to Rio San Francisco. 7. Schizodon platcc Garman. Habitat: La Plata. A8. Schizodon elongatus Steindachner, St., 1908a. Lahilliella Eigenmann & Kennedy. Type: Schizodon nasutus Kner. I. Lahilliella nasuta (Kner). Habitat: Rio Puty and La Plata basin. Rhytiodus Kner. Garmanina Fowler. Type : Rhytiodus microlepis Kner. Range : Rio Negro to Peru. Ai. Rhytiodus microlepis Kner. Habitat: Barra do Rio Negro. A2. Rhytiodus argenteofuscus Kner. Schizodon Sagittarius Cope. Habitat: Rio Negro to Peruvian Ama- zon. 426 PATAGONIAN EXPEDITIONS: ZOOLOGY. Anostomoides Pellegrin. Type: Anostomoides atrianalis Pelle- grin. Range that of the single species. I. Anostomoides atrianalis Pellegrin. Habitat: Orinoco. Leporinus Agassiz. Abramites Fowler. Type: Leporinus novemfasciatus Ag- assiz -Salmo fasciatits Bloch. Range : All east slope streams from the Magdalena to the La Plata. Ai. Leporinus nattereri Steindachner. Habitat: Amazon. A2. Leporinus striatus Kner. Habitat : Rio Magdalena, Peruvian Amazon and Paraguay. 3. Leporinus macrolepidotus Peters. Habitat: Rio Janeiro. A4. Leporinus melanopleura Gunther. Habitat : Bahia and Cipo. 5. Leporinus tccuiatus Liitken. Habitat: Rio das Velhas. A6. Leporinus nigrotccniatus (Schom- burgk). Habitat: Guiana and middle course of the Amazons. Ay. Leporinus semivittatus Boulenger. Habitat: Rio Negro. A8. Leporinus miilleri Steindachner. Habitat: Orinoco, Solimoens and Marafion. A9. Leporinus agassizii Steindachner. Habitat: Solimoens. A 10. Leporinus megalepis Gunther. Leporinus marcgravii Liitken. Habitat: Guianas; Peruvian Amazon and Rio de Janeiro. An. Leporinus bimaculatus Castelnau. Leporinus frederici Eigenmann & Nor- ris, non Bloch. Habitat : Goyaz to Taubate. 12. Leporinus steindachneri Eigenmann. Leporinus affinis Steindachner, non Gunther. Habitat: Southeastern Brazil. 13. Leporinus muyscarum Steindachner. Habitat : Colombia. A 1 4. Leporinus friderici Bloch. Curimatus acutidens Valenciennes; Leporinus leschenaultii Cuvier & Valenciennes ; Leporinus megalepis Gunther, in part. Habitat: Venezuela; Guianas to La Plata. 15. Leporinus rcinhardti Liitken. Leporinus affinis Liitken, not of Giin- thcr. Habitat : Rio das Velhas. A 16. Leporinus obtusidens Valenciennes. Leporinus pachyurus Cuvier & Valen- ciennes; ? Leporinus elongatus Cu- vier & Valenciennes. Habitat : La Plata Basin ; Rio Grande do Sul; Rio Cipo; Magdalena Basin. 1 7. Leporinus silvestrii Boulenger. Habitat: Matto Grosso. 18. Leporinus bahiensis Steindachner. Habitat: Bahia. 19. Leporinus copelandi Steindachner. Habitat: Southeastern Brazil; Tiete. A20. Leporinus trifasciatus Steindachner. Habitat: Huallagaand Paraguay Basin. 21. Leporinus eques Steindachner. Habitat : Rio Magdalena and Rio Paraguay. A22. Leporinus affinis Gunther. Habitat: Orinoco; Rio Capin and La Plata Basin. 23. Leporinus mormyrops Steindachner. Habitat : Parahyba. 24. Leporinus solarii Holmberg. Habitat: Rio de La Plata. A25. Leporinus hypselonotus Gunther. Habitat: Orinoco; Solimoens; Mara- fion ; Paraguay. 26. Leporinus conirostris Steindachner. Habitat : Southeastern Brazil ; Para- guay; Sao Paulo. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 427 A27. Leporinus holostistus Cope. Habitat : Peruvian Amazon. A28. Leporinus fasciatus (Bloch). Leporinus novemfasciatus Agassiz. Habitat : Venezuela and Guianas to the Paraguay. A29. Leporinus multifasciatus Cope. Habitat: Peruvian Amazon. 30. Leporinus margaritaceus Giinther. Habitat: British Guiana. A3 1. Leporinus maculatus Miiller & Tro- schel. Habitat : Guianas to Goyaz. Subfamily LEPORELLIN.E. Leporellus Liitken. Type: Leporinus pictus Kner = Lepori nus vittatus Cuvier & Valenciennes. Range that of the single species. A 1. Leporellus vittatus (Cuvier & Valen- ciennes). Leporinus pictus Kner; Leporinus mac- ulifrons Reinhardt. Habitat : Magdalena to Rio das Velhas. Subfamily Nannostomatin^:. Nannostomus Giinther. Type: Nannostomus bcckfordii Giin- ther. Range: Guiana; Amazons; Paraguay. I. Nannostomus beckfordii Giinther. Habitat : Demarara. A2. Nannostomus anomalus Steindachner. Habitat: Rio Negro and Amazon. 3. Nannostomus marginatus Eigenmann. Habitat: British Guiana. 4. Nannostomus minimus Eigenmann. Habitat : Potaro River. 5. Nannostomus simplex Eigenmann. Habitat : Lama Stop off, British Guiana. Pcecilobrycon Eigenmann. Type: Pcecilobrycon harrisoni Eigen- mann. 1. Pcecilobrycon harrisoni Eigenmann. Habitat: Christianburg, British Gui- ana. 2. Pcecilobrycon auratus Eigenmann. Habitat: Essequibo River. 3. Pcecilobrycon erythrurus Eigenmann. Habitat: Essequibo Basin. 4. Pcecilobrycon occllatus Eigenmann. Habitat: British Guiana. A5. Pcecilobrycon trifasciatus Steindachner. Habitat : Amazons and affluents. A6. Pcecilobrycon eques Steindachner. Habitat : Peruvian Amazon. Ay. Pcecilobrycon unijasciatus Steindach- ner. Habitat : Amazons. Characidium Reinhardt. Chorimycterus Cope; N anno gnathus Bou- lenger; Pcecilasomatops Fowler. Type: Characidium fasciatum Rein- hardt. Range: Orinoco south to the Rio San Francisco and the La Plata Basin. Ai. Characidium etheostoma Cope. Habitat: Ambyiacu. 2. Characidium borellii (Boulenger). Habitat: San Pablo, Argentina. A3. Characidium fasciatum Reinhardt. Habitat: Orinoco south to the Rio das Velhas and the La Plata Basin. A4. Characidium purpuratum Steindachner. Habitat: Ecuador. A5. Characidium steindachneri Cope. Habitat : Peruvian Amazon. 6. Characidium tenue (Cope). Habitat: Rio Grande do Sul. 7. Characidium laterale Eigenmann. Habitat : Potaro River. 428 PATAGONIAN EXPEDITIONS ! ZOOLOGY. 8. Characidium vintoni Eigenmann. Habitat: Shrimp Creek near Kaieteur. 9. Characidium blcnnioides Eigenmann. Habitat: British Guiana. A 10. Characidium zebra Eigenmann. Habitat : Rio Branco Basin. Characidium pellucidum Eigenmann. Habitat : Gluck Island, Essequibo River. Characidium pteroides Eigenmann. Habitat : Essequibo River. 13. Characidium catenatum Eigenmann. Habitat : Essequibo River. A 1 4. Characidium brevirostris Pellegrin. Habitat: Northern Brazil. Archicheir Eigenmann. Type: Archicheir minutus Eigenmann. 1 1 12. Range that of the single species. 1. Archicheir minutus Eigenmann. Habitat: Christianburg, British Gui- ana. Microcharax Eigenmann. Type: Nannostomus lateralis Boulen- ger. Range that of the single species. 1. Microcharax lateralis (Boulenger). Habitat: Paraguay Basin. Jobertina Pellegrin. Type: Jobertina interrupta Pellegrin. Range that of the single species. I. Jobertina interrupta Pellegrin. Habitat: Serra d'Estrello, Brazil. Subfamily PYRRHULlNlNyE. Copeina Fowler. Type : Pyrrhulina argyrops Cope. Range : Amazons. Ai. Copeina nattereri (Steindachner). Habitat : Amazons. A2. Copeina guttata (Steindachner). Habitat: Amazons. A3. Copeina argyrops (Cope). Habitat: Amazons. Pogonocharax Regan. Type : Pogonocharax rehi Regan. 1 . Pogonocharax rehi Regan, Habitat: Argentina. Pyrrhulina Cuvier & Valenciennes. Type: Pyrrhulina filamcntosa Cuvier & Valenciennes. Range : Paraguay and Amazons ; Suri- nam. Ai. Pyrrhulina lata Cope. Habitat: Ambyiacu. 2. Pyrrhulina australis Eigenmann & Ken- nedy. Pyrrhulina semifasciata Boulenger (non Steindachner). Habitat: Paraguay and tributaries. A3. Pyrrhulina melanostoma (Cope). Habitat: Ecuador. 4. Pyrrhulina filamcntosa Cuvier & Valen- ciennes. Habitat : Surinam. A5. Pyrrhulina semifasciata Steindachner. Habitat: Amazons. A6. Pyrrhulina brevis Steindachner. Habitat : Paraguay and Amazons. Ay. Pyrrhulina maxima Eigenmann & Ei- genmann. Habitat: Solimoens. Subfamily Aphiocharacin^;. Ccelurichthys Ribeiro. 1. Ccclurichthys iporangce Ribeiro. Type : Ccclurichthys iporangce Ribeiro. Range that of the single species. Habitat : Ribeira. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 429 Holoshesthes Eigenmann. Type : Cheirodon pequira Natterer. Range that of the single species. Ai. Holoshesthes pequira (Natterer). Habitat: Upper Paraguay and Rio Guapore. Odontostilbe Cope. Type : Odontostilbe fugitiva Cope. Range : Trinidad ; Ecuador and Para- guay. I. Odontostilbe pulcher (Gill). Habitat : Trinidad. A2. Odontostilbe fugitiva Cope. Habitat : Ecuador. 3. Odontostilbe microcephala Eigenmann. Habitat : Pilcomayo. 4. Odontostilbe paraguayensis Eigenmann & Kennedy. Habitat: Paraguay. 5. Odontostilbe trementince Eigenmann & Kennedy. Habitat: Paraguay. Cheirodon Girard. Type : Cheirodon pisciculus Girard. Range : Magdalena ; Amazon south to the Rio San Francisco, and the La Plata Basin; western slope of Chili. 1. Cheirodon interruptus (Jenyns). Habitat : La Plata Basin. 2. Cheirodon monodon Cope. Habitat: Rio Grande do Sul. 3. Cheirodon anna McAtee. Habitat: "South America." 4. Cheirodon pisciculus Girard. Habitat: Chili. A5. Cheirodon nattereri Steindachner. Cheirodon pulcher Steindachner, non Gill; Cheirodon steindachneri Eigen- mann & Eigenmann. Habitat: Amazon; Paraguay. 6. Cheirodon calliurus Boulenger. Habitat : Matto Grosso. A 7. Cheirodon insignis Steindachner. Habitat : Amazon ; Magdalena ; Para- guay. 8. Cheirodon piaba Liitken. • Habitat: San Francisco Basin. 9. Cheirodon ribeiroi Eigenmann. Habitat: Rio Paraguay. Aio. Cheirodon micropterus Eigenmann. Habitat: Lower Amazon. Aphyocharax Giinther. Type: Aphyocharax pusillus Giinther. Range : Amazons south to the Para- guay. 1. Aphyocharax rathbuni Eigenmann. Habitat: Paraguay. 2. Aphyocharax dentatus Eigenmann & Kennedy. Habitat : Paraguay. 3. Aphyocharax anisitsi Eigenmann & Ken- nedy. Habitat : Paraguay. A4. Aphyocharax pusillus Giinther. Habitat : Maranon Basin. A5. Aphyocharax alburnus (Giinther), Habitat: Maranon and La Plata Basin. A6. Aphyocharax eques (Steindachner). Habitat: Amazon. 7. Aphyocharax stramineus Eigenmann. Habitat: Paraguay. 6. Aphyocharax heteresthes Ulrey. Habitat: Brazil. A 7. Aphyocharax filigerus Cope. Habitat : Maranon. HoLOPRlON Eigenmann. Type: Cheirodon agassizii Steindach- ner. Range: Jatuarana and " Brazil." r. Holoprion maxillaris (Ulrey). Habitat: Brazil. 2. Holoprion agassizii (Steindachner). Habitat : Jatuarana. 43Q PATAGONIAN EXPEDITIONS! ZOOLOGY. Subfamily Crenuchin^e. Crenuchus Giinther. Type: Crenuchus spilurus Giinther. Range that of the single species. A i. Crenuchus spilurus Giinther. Habitat : Amazons and Guiana. Pcecilocharax Eigenmann. Type : Pcecilocharax bovallii Eigen- mann. Range that of the single species. I. Pcecilocharax bovallii Eigenmann. Habitat : Kaieteur, Potaro River. Subfamily Iguanodectin.e. Iguanodectes Cope. Ai. I guanodectes tenuis Cope. Type : Iguanodectes tenuis Cope. Range that of the single species. Habitat : Ambyiacu. Subfamily Tetragonopterin^e. Henochilus Garman. Type: Henochilus wheatlandi Garman. Range that of the single species. 1. Henochilus wheatlandi Garman. Habitat: Southeastern Brazil. Brycon Miiller & Troschel. Bryconodon Eigenmann. Triurobrycon Eigenmann. Type : Brycon falcatus Miiller & Tro- schel. Range : La Plata to Guatemala in all streams ; western Peru, Ecuador and Panama. (Chalcinopsis Kner.) (Type: Chalcinopsis strialulus Kner.) A I. Brycon striatulus (Kner). Chalcinopsis chagrensis Kner. Habitat: Ecuador to Panama. 2. Brycon guatemalensis Regan. Habitat : Central America. 3. Brycon rubricauda Steindachner. Habitat : Cauca. 4. Brycon alburnus (Giinther). Habitat : Western Ecuador. Brycon dentex Giinther. Habitat: Western Ecuador to Guate- mala. ( Megalobrycon Giinther.) 5 (Type: Megalobrycon cephalus Giin- ther.) 6. Brycon microlepis Perugia. Habitat : Upper Paraguay Basin. A7. Brycon cephalus (Giinther). Habitat: Peruvian Amazon. A8. Brycon crythropterus (Cope). Habitat : Ambyiacu. 9. Brycon ferox Steindachner. Habitat: Rio Mucuri. A 10. Brycon melanopterus (Cope). Habitat : Amazons. 11. Brycon devillei (Castelnau). Brycon insignis Steindachner. Habitat : Southeastern Brazil. (Brycon Miiller & Troschel.) A 1 2. Brycon hilarii (Cuvier & Valen- ciennes) . Habitat : Salinas ; Paraguay ; Rio San Francisco; Amazon. 13. Brycon carpopliagus (Cuvier & Valen- ciennes). Habitat: Minas Geraes. 14. Brycon lineatus Steindachner. Habitat: La Plata. A15. Brycon stiibelli Steindachner. Habitat : Amazons. A 1 6. Brycon brevicaudus Giinther. Habitat : Amazon Basin. eigenmann: catalogue of fresh water fishes. 431 1 7. Brycon nattereri Giinther. Chalceus opalinus Kner. Habitat: Upper Parana Basin. 18. Brycon reinhardti Liitken. Habitat: Southeastern Brazil. A 1 9. Brycon capita Cope. Habitat : Ambyiacu. 20. Brycon longiceps Steindachner. Habitat: Orinoco. 21. Brycon schomburgkii Miiller & Tro- schel. Habitai: Essequibo. 22. Brycon atricaudatus (Kner). Brycon moorei Steindachner. Habitat : Magdalena and Western Ec- uador. 23. Brycon bahiensis Giinther. Habitat : Bahia. A24. Brycon stolzmanni Steindachner. Habitat: Peru. 25. Brycon opalinus (Cuvier). Characinus amazonicus Agassiz. Habitat : Brazil. 26. Brycon jalcatus Miiller & Troschel. Habitat: Guianas. 27. Brycon orbignianus (Cuvier & Valen- ciennes). Chalceus rhodopterus Cuvier & Valen- ciennes; Brycon orthotceuia Giinther. Habitat: La Plata Basin. 28. Brycon lundii Liitken. Habitat : Rio das Velhas. Othonophanes Eigenmann. Type: Brycon labiatus Steindachner. Range that of the single species. 1. Othonophanes labiatus (Steindachner). Habitat : Cauca. Holobrycon Eigenmann. Type : Brycon pesu Miiller & Troschel. Range that of the single species. Ai. Holobrycon pesu (Miiller & Troschel). Habitat: Guiana; Amazons. Scissor Giinther. Type : Scissor macrocephalus Giinther. Range that of the single species. 1. Scissor macrocephalus Giinther. Habitat: Surinam. Phenacogaster Eigenmann. Type : Tetragonopterus pectinatus Cope. Range: Amazons and Guiana. A 1. Phenacogaster pectinatus (Cope). Habitat: Ecuador. A2. Phenacogaster bairdii (Steindachner). Astyanax tabatingee Steindachner. Habitat: Tabatinga. 3. Phenacogaster megalostictus Eigenmann. Habitat: British Guiana. 4. Phenacogaster microstictus Eigenmann. Habitat: British Guiana. Deuterodon Eigenmann. Joinvillea Steindachner. Type : Deuterodon iguape Eigenmann. Range South Eastern Brazil to Nica- ragua. 1. Deuterodon iguape Eigenmann. Habitat: Rio Iguape, Santa Catharina. 2. Deuterodon parahybec Eigenmann. Habitat : Parahyba. 3. Deuterodon pedri Eigenmann. Habitat: Santa Cruz. 4. Deuterodon depressirostris (Ribeiro). Joinvillea rosce Steindachner. Habitat : Joinville, Santa Catharina, Brazil. 5. Deuterodon uasutus Meek. Habitat : Nicaragua. 6. Deuterodon piunatus Eigenmann. Habitat : Essequibo Basin. 7. Deuterodon potaroensis Eigenmann. Habitat : Potaro River. 432 PATAGONIAN EXPEDITIONS : ZOOLOGY. Hemibrycon Giinther. Type: Hemibrycon polyodon Giinther. Range: Peru; Ecuador; Trinidad, i. Hemibrycon gup pii (Regan). Habitat: Trinidad. 2. Hemibrycon tceniurus (Gill). Habitat: Trinidad. A3. Hemibrycon jelskii (Steindachner). Habitat: Peru. 4. Hemibrycon polyodon Giinther. Hemibrycon Iiuambonicus (Steindach- ner). Habitat: Western Ecuador and Peru. A5. Hemibrycon ipanguianus (Cope). Habitat: Ucayale. Pseudochalceus Kner. Type : Pseudochalceus lineatus Kner. Range : Western Ecuador and Rio Grande do Sul. 1. Pseudochalceus lineatus Kner. Habitat : Western slopes of Ecuador. HOLLANDICHTHYS Eigenmann. Type: Tetragonopterus multifasciatus E. & N. 1. Hollandichthys multifasciatus (Eigen- mann & Norris). Pseudochalceus perstriatus Ribeiro; Pseudochalceus affinis Steindachner. Habitat: Cubatao. ASTYANAX Baird & Girard. Poecilurichthys Gill. Type: Astyanax argentatus Baird & Girard. Range : All streams of the eastern slope of South America north of Buenos Aires. Pacific slope of Central America and Mexico. (Poecilurichthys Gill). (Type: P. brevoortii Gill). 1. Astyanax polylcpis (Giinther). Habitat: Guiana. 2. Astyanax crythropterus (Holmberg). Habitat: La Plata Basin. 3. Astyanax pellegrini Eigenmann. Habitat : Paraguay. 4. Astyanax correntinus (Holmberg). Habitat: Parana. A5. Astyanax riveti Pellegrin. Habitat :• Rio Pove, Ecuador. 6. Astyanax festae (Boulenger). Habitat : Western Ecuador. A 7. Astyanax brevirostris (Giinther). Tetragonopterus branckii Steindachner. Habitat: Ecuador and Peru. A8. Astyanax asymmetricus Eigenmann. Habitat: Tabatinga. A9. Astyanax symmetricus Eigenmann. Habitat : Tabatinga. A 10. Astyanax sonatas Eigenmann. Habitat : Tabatinga. 11. Astyanax cordovce (Giinther). Habitat: Argentina. A 1 2. Astyanax anterior Eigenmann. Habitat : Tabatinga. A 13. Astyanax bourgeti Eigenmann. Habitat : Tabatinga. 14. Astyanax abramoides Eigenmann. Habitat: Guiana. A15. Astyanax abramis (Jenyns). Habitat: Orinoco to La Plata. A16. Astyanax bimaculatus (Linnaeus). Albula maculata Linnaeus; Tetragonop- terus linncci, orbignianus, gronovii Cuvier & Valenciennes ; Pcccilur- ichthys brevoortii Gill; T. bart- lettii Giinther; T. orientalis Cope; T. microstoma Hensel; T. obscurus Hensel; T. caudimaculatus Cope, and ? jacuhiensis Cope. Habitat : All streams from the Rio Bayano south to the La Plata and east of the Andes. 17. Astyanax bimaculatus borealis Eigen- mann Habitat : Magdalena Basin. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 433 A 1 8. Astyanax bimaculatus paraguayensis Eigenmann. Habitat : Paraguay and Goyaz. 19. Astyanax bimaculatus lacustris Lutken. Habitat : Rio San Francisco. 20. Astyanax bimaculatus vittatus Castel- nau. ? T. bahiensis Steindachner. Habitat: Bahia. 21. Astyanax jaueiroensis Eigenmann. Habitat: Rio de Janeiro. A22. Astyanax goyazcnsis Eigenmann. Habitat : Goyaz. A23. Astyanax longior Cope. Habitat : Maraiion. 24. Astyanax orthodus Eigenmann. Habitat : Truando. 25. Astyanax potaroensis Eigenmann. Habitat: Potaro River. 26. Astyanax mucronatus Eigenmann. Habitat : Potaro River. A27. Astyanax stilb e (Cope). Habitat: Para. 28. Astyanax caucanus (Steindachner). Habitat : Cauca. 29. Astyanax atrato'ensis Eigenmann. Habitat : Truando. 30. Astyanax wappi (Cuvier & Valen- ciennes). Habitat: British Guiana. (Astyanax Baird & Girard). 31. Astyanax lineatus (Perugia). Habitat: Paraguay. 32. Astyanax brevirhinus Eigenmann. Habitat: Jequitinhonha. t,1. Astyanax giton Eigenmann. Habitat: Parahyba. A34. Astyanax maximus (Steindachner). Tetragonoptcrus alosa Giinther. Habitat: Peru. 35. Astyanax regani Meek. Habitat : Costa Rica. 36. Astyanax globiceps Meek. Habitat : Costa Rica. 57. Astyanax albeolus Eigenmann. Habitat : Costa Rica. A38. Astyanax fasciatus (Cuvier). Tetragonoptcrus rutilus Jenyns; ? T. viejita Cuv. & Val. ; T. microstoma Giinther; Astyanax Carolina Gill; T. cuvieri; T. arstedii Lutken ; T. copei Ulrey. Habitat : Mexico to Patagonia. Ap- parently absent at Panama where it is replaced by fischcri. 39. Astyanax fasciatus macro phthalmuj Re- gan. Habitat : Mexico. 40. Astyanax fasciatus jequitinhonha Stein- dachner. Habitat: Rio Jequitinhonha. 41. Astyanax fasciatus nicaraguensis Eigen- mann & Ogle. Habitat: Nicaragua. 42. Astyanax fasciatus parahyba Eigen- mann. Habitat : Parahyba. 43. Astyanax fasciatus aneus (Giinther). T. panamensis, brevimanus and humilis Giinther; T. fiuitimus, belizianus, co- bancnsis and oaxacanensis Bocourt. Habitat: Mexico and Central America. 44. Astyanax angustifrons Regan. Habitat : Mexico. 45. Astyanax scabripinnis (Jenyns). T. jenynsii Steindachner; A. micro- cephalus Ribeiro. Habitat: Parahyba to Santa Catharina. 46. Astyanax scabripinnis laticeps (Cope). Habitat : Rio Grande do Sul. 47. Astyanax scabripinnis rivularis (Liit- ken) . Habitat : Rio San Francisco. 48. Astyanax scabripinnis longirostris Stein- dachner. Habitat : Cubatao. 49. Astyanax scabripinnis intermedins Ei- genmann. 434 PATAGONIAN EXPEDITIONS : ZOOLOGY. Habitat : Rio Parahyba and Santa Clara. 50. Astyanax tsniatus (Jenyns). Tetragonopterus fasciatus Steindachner and recent authors. Habitat : Parahyba and northward. 51. Astyanax eigenmanniorum (Cope). Habitat: Sao Paulo to Rio Primero. 52. Astyanax mcxicanus (Philippi). Astyanax argcntatus Baird & Girard; Tetragonopterus brevimanus and petenensis Gunther; T. nitidtts and julgens Bocourt; T. streetsi Cope. Habitat: Rio Grande south to Central America. 53. Astyanax fischeri (Steindachner). A. panamensis Steindachner, non Gun- ther. Habitat: Panama. 54. Astyanax rubropictus (Berg). Habitat : Argentina, Territorio de los Andes. A55. Astyanax multidens Eigenmann. Habitat: Obidos. 56. Astyanax mutator Eigenmann. Habitat : Upper Potaro. A57- Astyanax gracilior Eigenmann. Habitat: Villa Bella to Obidos. A58. Astyanax paucideus Ulrey. Habitat: Lower Amazon and tribu- taries. 59. Astyanax guianensis Eigenmann. Habitat: British Guiana. 60. Astyanax essequibcnsis Eigenmann. Habitat: British Guiana. Bryconamericus Eigenmann. Type : Bryconamericus exodon Eigen- mann. Range: La Plata to Rio Grande do Sul and to western Peru and Costa Rica. 1. Bryconamericus exodon Eigenmann. Habitat : Rio Paraguay. A2. Bryconamericus heteresthes Eigen- mann. Habitat : Tapajos. 3. Bryconamericus stramineus Eigenmann MS. Habitat : Paracicaba and Rio Uruguay. A4. Bryconamericus mccnkhausii (Eigen- mann & Kennedy). Habitat : Paraguay and Tabatinga. 5. Bryconamericus boops Eigenmann. Habitat: Maldonado. A6. Bryconamericus phanicopterus (Cope). Habitat : Ambyiacu. 7. Bryconamericus alburnus (Hensel). Habitat : Rio Cadea. A8. Bryconamericus astictus (Ulrey). Habitat: Brazil. A9. Bryconamericus diaphanus (Cope). Habitat : Marahon Basin. A 10. Bryconamericus breviceps Eigenmann. Habitat : Goyaz. 11. Bryconamericus chapadcc (Fowler). Habitat: Paraguay Basin. 12. Bryconamericus peruanus (Muller & Troschel) . Tetragonopterus microphthalmus and petenensis Gunther, in part; T. simus Boulenger. 13. Bryconamericus scleroparius (Regan). Habitat : Costa Rica. 14. Bryconamericus eigenmanni (Ever- mann & Kendall). Habitat : Cordoba, Argentina. 15. Bryconamericus iheringii (Boulenger). Tetragonopterus pliodus Cope. Habitat : Rio Grande do Sul and La Plata Basin. 16. Bryconamericus emperador (Eigen- mann & Ogle). Habitat : Panama. 1 7. Bryconamericus hyphessus Eigenmann. Habitat : British Guiana. Piabina Reinhardt. Type : Piabina argenteus Reinhardt. Range : South Eastern Brazil. 1. Piabina piquira Eigenmann. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 435 Habitat : Piracicaba. 2. Piabina argentea Reinhardt. Habitat: Rio das Velhas Basin. Creagrutus Giinther. Type: Leporinus mulleri Giinther. Range : Peru to Caranca, on both slopes ; Guiana. A i. Creagrutus peruanus (Steindachner). Creagrutus nasutus Giinther. Habitat: Peru. A2. Creagrutus mulleri (Giinther). Creagrutus affinis Steindachner. Habitat : Cauca and Ecuador. 3. Creagrutus melanzonus Eigenmann. Habitat: Essequibo Basin. Astyanacinus Eigenmann. Type : Tetragonopterus moorii Bou- lenger. Range that of the single species. 1. Astyanacinus moorii (Boulenger). Habitat : Paraguay Basin. Creatochanes Giinther. Type: Salmo melanurus Bloch. Range: Guianas to Amazons. A 1. Creatochanes melanurus (Bloch). Habitat: Guianas to Amazons. 2. Creatochanes affinis Giinther. Habitat: British and French Guiana. 3. Creatochanes caudomaculatus Giinther. Habitat : South America. A4. Creatochanes gracilis Eigenmann. Habitat: Tabajos. Brycochandus Eigenmann. Type : Brycochandus durbini Eigen- mann. Range that of the single species. Al. Brycochandus durbini Eigenmann. Habitat: Rio Tapajos. Bryconops Kner. Type: Bryconops alburnoides Kner. Range: Rio Branco to Rio Guapore. A 1. Bryconops alburnoides Kner. Bryconops alburnus Kner. Habitat : Rio Guapore. A2. Bryconops lucidus Kner. Habitat : Rio Branco. Ctenobrycon Eigenmann. Type: Tetragonopterus hauxivellianus Cope. Range : Amazons. Ai. Ctenobrycon hauxivellianus (Cope). Tetragonopterus gibbicervix Pellegrin. Habitat: Amazons; Paraguay. A2. Ctenobrycon multifasciatus (Steindach- ner). Habitat: Amazon. 3. Ctenobrycon spilurus (Cuvier & Valen- ciennes). Habitat: Guianas. 4. Ctenobrycon alleni (Eigenmann & Mc- Atee). Habitat : Paraguay. Psellogrammus Eigenmann. Type: Hemigrammus kennedyi Eigen- mann. Range that of the single species. I. Psellogrammus kennedyi (Eigenmann). Habitat : Paraguay Basin. Hemigrammus Gill. Holopristis Eigenmann. Type: Pacilurichthys {Hemigrammus") unilineatus Gill. Range : Paraguay Basin ; Rio Grande do Sul ; Rio San Francisco Basin ; Amazon and Trinidad. 1. Hemigrammus nanus (Reinhardt). Habitat : San Francisco Basin. 2. Hemigrammus ulreyi (Boulenger). Habitat : Paraguay Basin. 436 I'ATAGONIAN EXPEDITIONS! ZOOLOGY. A3. Hemigrammus cceruleus Durbin. Habitat: Manacapuru. 4. Hemigrammus erythrozonus Durbin. Habitat: Erukin in British Guiana. A5. Hemigrammus levis Durbin. Habitat: Amazon. A6. Hemigrammus hyanuary Durbin MS. Habitat : Lake Hyanuary. 7. Hemigrammus rodiuayi Durbin. Habitat: British Guiana near the coast. 8. Hemigrammus tridens Eigenmann. Habitat: Arroyo Pypucu, Paraguay. 9. Hemigrammus iota Durbin. Habitat : Rockstone and Gluck Island, British Guiana. 10. Hemigrammus analis Durbin. Habitat : Gluck Island, Wismar, British Guiana. An. Hemigrammus luiiatus Durbin MS. Habitat : Amazon. A12. Hemigrammus microstomus Durbin MS. Habitat: Amazon. 13. Hemigrammus orthus Durbin. Habitat: Tukeit and Gluck Island, British Guiana. A14. Hemigrammus cupreus Durbin MS. Habitat: Jatuarana, Lake Saraca. 15. Hemigrammus cylindricus Durbin. Habitat: Tumatumari, Crab Falls, Rockstone and Gluck Island, British Guiana. A 1 6. Hemigrammus unilineatus Gill. Habitat: Trinidad; Orinoco; Para. A17. Hemigrammus elegans (Steindach-. ner). Habitat: Amazon. 18. Hemigrammus micro pterus Meek. Habitat: Orinoco. A19. Hemigrammus sclimardce Steindach- ner. Habitat : Amazons. 20. Hemigrammus boulengeri Eigenmann. Habitat: Rio Grande do Sul, 21. Hemigrammus occllifer Steindachner. Habitat : Amazons. 22. Hemigrammus matei Eigenmann. Habitat: Argentina. Hyphessobrycon Durbin. Type: Hemigrammus compressus Meek. Range: Mexico to Paraguay and Rio San Francisco. I. Hyphessobrycon callistus (Boulenger). Habitat: Matto Grosso. A2. Hyphessobrycon gracilis (Reinhardt). Habitat: San Francisco and Paraguay Basins ; Amazon. A3. Hyphessobrycon riddlei Meek. Habitat : Lower Amazon. A4. Hyphessobrycon bellottii (Steindach- ner). Habitat: Amazons; Orinoco. 5. Hyphessobrycon anisitsi Eigenmann. Habitat : Paraguay. 6. Hyphessobrycon milleri Durbin. Habitat : Las Amates, Guatemala. 7. Hyphessobrycon minor Durbin. Habitat : Konawaruk, British Guiana. A8. Hyphessobrycon serpec Durbin. Habitat: Serpa. A9. Hyphessobrycon copelandi Durbin. Habitat: Tabatinga. A 10. Hyphessobrycon bentosi Durbin. Habitat: Obidos. II. Hyphessobrycon rosaceus Durbin. Habitat: Gluck Island and Rockstone, British Guiana. 12. Hyphessobrycon panamensis Durbin. Habitat : Panama. A13. Hyphessobrycon stramineus Durbin MS. Habitat: Tabatinga. 14. Hyphessobrycon minimus Durbin. Habitat: Cane Grove Corner, British Guiana. A 1 5. Hyphessobrycon melanzonatus Dur- bin. Habitat : Amazon. eigenmann: catalogue of fresh water fishes. 437 1 6. Hyphessobrycon cos Durbin. Habitat: Kangaruma, British Guiana. 17. Hyphessobrycon stictus Durbin. Habitat : British Guiana near the coast. .18. Hyplicssobrycon liitkcui (Boulenger). Habitat: Paraguay and Rio Grande do Sul. 19. Hyplicssobrycon sail fee (Eigenmann). Tetr. interrupta Liitken, 11011 Jenyns. Habitat: Rio San Francisco. A20. Hyplicssobrycon inconstans (Eigen- mann & Ogle). Habitat: Para. A21. Hyplicssobrycon hcterorhabdus (Ul- rey). Habitat: Para. A22. Hyphessobrycon robusiidus (Cope). Habitat : Peruvian Amazon. 23. Hyphessobrcon comprcssus Meek. Habitat: Papaloapam Basin, Mexico. DERMATOCHEIR Durbin. Type: Dermatocheir eatable pia Durbin. Range that of the single species. 1. Dermatocheir eatable pta Durbin, I909. 55- Habitat: Tumatumari, British Guiana. PRISTELLA Eigenmann. Type : Holopristis riddlei Meek. Range: Orinoco and Guiana. 1. Pristella riddlei (Meek). Habitat: Orinoco and British Guiana. 2. Pristella aubynei Eigenmann. Habitat: Mahaica Basin, British Gui- ana. Thayeria Eigenmann. Type : Thayeria obliqua Eigenmann. Range that of the single species. Ai. Thayeria obliqua Eigenmann. Habitat : Amazon. Gymnocorymbus Eigenmann. Type: Gymnocorymbus thayeri Ei- genmann. Range: Amazons; Paraguay. Ai. Gymnocorymbus thayeri Eigenmann. Habitat : Amazon and Solimoens. 2. Gymnocorymbus ternetzi (Boulenger). Habitat : Paraguay. Mcenkhausia Eigenmann. Type : Tetragonopterus xinguensis Steindachner. Range: Amazons and Paraguay. Ai. Mcenkhausia steindachneri Eigenmann. Tetragonopterus lineatus Steindach- ner (nou Perugia). Habitat: Iquitos. A2. Mcenkhausia latissima Eigenmann. Habitat: Tabatinga. A3. Mcenkhausia jamesi Eigenmann. Habitat : Obidos and I<;a. A4. Mcenkhausia pista Eigenmann. Habitat: Amazon? 5. Mcenkhausia doceaua (Steindachner). Habitat: Eastern Brazil. 6. Mcenkhausia chrysargyrea (Giinther). Habitat : Essequibo. 7. Mcenkhausia comma Eigenmann. Habitat : Cudajas. A8. Mcenkhausia mclogramma Eigenmann. Habitat : Tabatinga. A9. Mcenkhausia oligolcpis (Giinther). Tetragonopterus agassizii Steindachner. Habitat : Amazons to Guiana. A 10. Mcenkhausia atahualpiana (Fowler). Habitat : Pebas. 11. Mcenkhausia australis Eigenmann. Habitat : Paraguay. A12. Mcenkhausia grandisquamis (Miiller & Troschel). Habitat: Surinam; Amazons. 13. Mcenkhausia ovalis (Giinther). Habitat: Guiana. A14. Mcenkhausia barbouri Eigenmann. 438 PATAGONIAN EXPEDITIONS : ZOOLOGY. Habitat: Villa Bella. A15. Mcenkhausia xinguensis (Steindach- ner). Habitat: Xingu. A 1 6. Mcenkhausia me galops Eigenmann. Habitat: Gurupa to Itaituba; Guiana. A17. Mcenkhausia dichrourus (Kner). Habitat: Paraguay Basin and Amazons. A 1 8. Mcenkhausia dichrourus intermedia Eigenmann. Habitat : Tabatinga. A 1 9. Mcenkhausia lepidurus (Kner). Habitat: Amazons to Guianas. A20. Mcenkhausia lepidurus lata Eigen- mann. Habitat : Tapajos. A21. Mcenkhausia lepidurus ices Eigen- mann. Habitat : Iqa. A22. Mcenkhausia lepidurus gracillima Ei- genmann. Habitat: Serpa and Villa Bella. A23. Mcenkhausia collettii (Steindachner). Habitat: Amazons; Guiana. A24. Mcenkhausia copei (Steindachner). Habitat : Para to Santarem. A25. Mcenkhausia cotinho Eigenmann. Habitat : Para. A26. Mcenkhausia ccros Eigenmann. Habitat: Lake Hyanuary. 27. Mcenkhausia browni Eigenmann. Habitat: Potaro River above and be- low the Kaieteur. 28. Mcenkhausia shideleri Eigenmann. Habitat : Essequibo Basin. Tetragonopterus Cuvier. Type: Tetragonopterus argenteus Cu- vier. Range: Orinoco and Guianas; Ama- zons and south to Rio Parahyba and La Plata. A 1. Tetragonopterus argenteus Cuvier. T . rufipes Valenciennes ; T. sana Castel- nau. Habitat: La Plata Basin to Guiana. A2. Tetragonopterus huberi Steindachner. Habitat : Rio Purus. A3. Tetragonopterus chalceus Agassiz. T. artedii and schomburgkii Cuvier & Valenciennes ; T. ortoni Gill. Habitat: Amazons and Guiana. 4. Tetragonopterus gibbosus Steindachner. Habitat: Parahyba. Markiana Eigenmann. Type : Tetragonopterus nigripinnis Pe- rugia. Range La Plata and Orinoco. 1. Markiana nigripinnis (Perugia). Tetragonopterus anomalus Steindach- ner. Habitat : La Plata Basin. 2. Markiana geayi Pellegrin. Habitat: Apure, Venezuela. Subfamily Diapomin^:. DlAPOMA Cope. 1. Diapoma speculiferuni Cope. Type: Diapoma speculiferuni Cope. Habitat: Rio Grande do Sul. Range that of the single species. Stevardia Gill. Corynopoma and Nematopoma Gill Type : Stevardia albipinnis Gill. Range that of the single species. Subfamily Stevardiin^:. 1. Stevardia albipinnis Gill. Corynopoma riisei and veedonii Gill ; Nematopoma searlsii Gill. Habitat : Trinidad. eigenmann: catalogue of fresh water fishes. 439 Subfamily PiABUClNA Cuvier & Valenciennes. Type: Piabucina erythrinoides Cuvier & Valenciennes. Range: Panama to British Guiana and Ecuador. A I. Piabucina unitccuiata Gunther. Habitat: Ecuador and British Guiana. 2. Piabucina festcc Boulenger. Habitat : Panama. 3. Piabucina panamensis Gill. Habitat: Panama. 4. Piabucina erythrinoides Cuvier & Va- lenciennes. 5. Piabucina pleurotccnia Regan. Habitat : Venezuela. 6. Piabucina astrigata Regan. Habitat : Western slope of Ecuador. Piabucinin^:. A7. Piabucina elongata Boulenger. Habitat : Eastern slope of Ecuador. Chalceus Cuvier. Pellegrinina Fowler. Type : Chalceus macrolepidotus Cuvier. Range that of the single species. Ai. Chalceus macrolepidotus Cuvier. Chalceus ararapeera Cuvier & Valen- ciennes ; P. heterolepis Fowler. Habitat: Guiana. Plethodectes Cope. Type : Plethodectes erythrurus Cope. Range that of the single species. A 1. Plethodectes erythrurus Cope. Habitat : Peru. Subfamily Lebiasinin^e Lebiasina Cuvier & Valenciennes. Type: Lebiasina bimaculata Cuvier & Valenciennes. Range : Streams of western slopes of Peru and Ecuador. 1. Lebiasina bimaculata Cuvier & Valen- ciennes. Habitat : Western slopes of Peru and Ecuador. Phoxinopsis Regan. Type : Phoxinopsis typicus Regan. Range that of the single species. 1. Phoxinopsis typicus Regan, Regan, 1907^ 262. Habitat: Argentina. Subfamily Gasteropelecin^;. Gasteropelecus Gronovv. Type : Clupea sternicla Linnaeus. Range: Amazons. Ai. Gasteropelecus sternicla (Linnaeus). Salmo gasteropelecus Pallas. Habitat : Amazons. Carnegiella Eigenmann. Type : Gasteropelecus strigatus Gunther. Range that of the single species. Ai. Carnegiella strigata (Gunther). Gasteropelecus fasciatus Garman. Habitat : Amazons and Guiana. Pterodiscus Eigenmann. Type : Pterodiscus levis Eigenmann. Range that of the single species. A 1. Pterodiscus levis Eigenmann. Habitat : Para. Thoracocharax Fowler. Type : Gasteropelecus stellatus Kner. Range : Panama to Paraguay. Ai. Thoracocharax stellatus (Kner). f Gasteropelecus securis Philippi. Habitat: Amazons; Paraguay; Ori- noco. 44© PATAGONIAN EXPEDITIONS: ZOOLOGY. A2. Thoracocharax pectorosus (Garman). Habitat: Amazons. 4. Thoracocharax maculatus (Steindach- ner). Habitat: Panama. Chalcinus Cuvier & Valenciennes. Triportheus Cope. Type: Chalcinus brachypomus Cuvier & Valenciennes = Chalcens angulatus Agassiz. Range: Magdalena to Guiana and south to Rio San Francisco on the east, and the La Plata Basin on the west. . 1. Chalcinus pictus Garman. Habitat: Jutahy. 2. Chalcinus paranensis Giinther. Habitat : Parana and Paraguay rivers A3. Chalcinus angulatus Spix. Chalcinus brachypomus Cuvier & Va- lenciennes; Chalcinus miilleri Phil- ippi ; Chalcinus trifurcatns Castel- nau ; Chalcinus nematurus Kner; Triportheus flavus Cope. Habitat: Orinoco; Amazons; Para- guay. A4. Chalcinus angulatus curtus Garman. Habitat: Paraguay; Amazon. A5. Chalcinus angulatus vittatus Garman. Habitat: Amazon. 6. Chalcinus angulatus signatus Garman. Habitat: Rio Puty. A 7. Chalcinus angulatus fuscus Garman. Subfamily Agoniates Miiller & Troschel. Type: Agoniates halecinus Miiller & Troschel. Range that of the single species. 1. Agoniates halecinus Miiller & Troschel. Habitat : Guiana. Piabucus Oken. Type: Salmo argentinus Linnaeus = Piabucus dent at us Kcelreuter. Habitat: Amazon. AS. Chalcinus gilntheri Garman. Chalceus rotundatus Schomburgk; Chalcinus brachypomus Giinther (non Cuvier & Valenciennes). Habitat: Guianas; Amazon; San Fran- cisco. A9. Chalcinus alb us (Cope). Chalcinus knerii Steindachner. Habitat: Amazons. A 10. Chalcinus auritus Cuvier & Valen- ciennes. Habitat: Araguay. Ail. Chalcinus elongatus Giinther. Habitat: Orinoco; Amazons. 12. Chalcinus magdalena: Steindachner. Habitat: Magdalena Basin. COSCINOXYRON Fowler. Type: Chalcinus culler Cope. Range that of the single species. Al. Coscinoxyron cultcr (Cope). Habitat : Sao Paulo on the Amazon. PSEUDOCORYNOPOMA Perugia. Bergia Steindachner, Chalcinopelecus Holmberg. Type : Pscudocorynopoma dorice Peru- gia. Range that of the single species. 1. Pscudocorynopoma doricc Perugia. Bergia altipinnis Steindachner; Chal- cinopelecus argentinus Holmberg. Habitat: La Plata Basin. AGONIATIN.E. Range: Guiana; Amazons; La Plata. A 1. Piabucus spilurus Giinther. Habitat : Amazons. A2. Piabucus dentatus Kcelreuter. Salmo argentinus Linnaeus. Habitat: Guianas; Iquitos. 3. Piabucus melanostomus Holmberg. Habitat: La Plata Basin. A4. Piabucus purusii Steindachner. Habitat: Rio Purus. EIGENMANN '. CATALOGUE OF FRESH WATER FISHES. 441 Paragoniates Steindachner. Type: Paragoniates alburnus Stein- dachner. Range : Amazons and southeastern Brazil. A 1. Paragoniates alburnus Steindachner. Habitat: Solimoens and Marahon. A2. Paragoniates millleri Steindachner. Habitat: Obidos. 3. Paragoniates microlcpis Steindachner. Habitat: Southeastern Brazil. Leptagoniates Boulenger. Type : Leptagoniates steindachneri Boulenger. Range that of the single species. Ai. Leptagoniates steindachneri Boulenger. Habitat: Sarayacu, Peru. Subfamily Stichanodontin;e. Stichanodon Eigenmann. Ai. Sticlianodon insignis Steindachner. Type: Liitkenia insignis Steindachner. Range that of the single species. Habitat: Amazon. Subfamily Stethaprionin^e. Poptella Eigenmann. Type: Tetragonopterus longipinnis Popta. Range that of the single species. 1. Poptella longipinnis (Popta). Habitat: Dutch Guiana. Stethaprion Cope. Type : Stethaprion erythrops Cope. Range: Amazons and Santa Cruz. Ai. Stethaprion erythrops Cope. Habitat : Amazons. A2. Stethaprion chryseum Cope. Habitat : Marafion. Fowlerina Eigenmann. Type: Tetragonopterus compressus Giinther. Range : Paraguay to British Guiana and eastern Brazil. A 1. Fowlerina orbicularis (Cuvier & Va- lenciennes). Tetragonopterus compressus Giinther. Habitat : Amazons and Guiana. 2. Foivlerina paraguayeusis Eigenmann. Habitat : Paraguay ; Eastern Brazil. Brachychalcinus Boulenger. Type: Brachychalcinus retrospina Bou- lenger. Range Upper Amazon ; Paraguay. A I. Brachychalcinus copei Steindachner. Habitat: Tabatinga. 2. Brachychalcinus retrospina Boulenger. Habitat : Santa Cruz ; Descalvados. Subfamily Serrasalmonin^e. Pygopristis Miiller & Troschel. Type : Pygopristis fumarius Miiller & Troschel = Serrasalmo denticulatus Cuvier. Range : Paraguay to Guiana. Ai. Pygopristis denticulatus (Cuvier). Pygopristis fumarius Miiller & Tro- schel ; Serrasalmo punctatus Schom- burgk. Habitat: Guianas to Amazon. Pygopristis serrulatus (Cuvier & Valen- ciennes). Habitat : Matto Grosso and Paraguay. 442 PATAGONIAN EXPEDITIONS: ZOOLOGY. Pygocentrus Miiller & Troschel. Type : Serrasalmo pivaya Cuvier. Range: Orinoco to La Plata and Rio das Velhas; not in coastwise streams of southeastern Brazil. I. Pygocentrus niger (Schomburgk). Habitat : Upper courses of all streams of Guiana. A2. Pygocentrus piray a (Cuvier). Serrasalmo paranha Agassiz ; ? Serra- salmo nigricans Agassiz ; Pygocen- trus bidorsalis Natterer. Habitat: Guiana; Amazon to Rio das Velhas and Paraguay. 3. Pygocentrus notatus (Liitken). Habitat : Venezuela. A4. Pygocentrus scapularis (Giinther). Habitat : British Guiana to Para. A5. Pygocentrus alius Gill. Habitat : Maraiion. A %6. Pygocentrus natter eri ( Kner) . Habitat: La Plata Basin; ? Orinoco. 7. Pygocentrus bilineatus Eigenmann. Habitat : North Western Guiana. 8. Pygocentrus ternetzi Steindachner. Habitat: Rio Paraguay. A9. Pygocentrus calmoni Steindachner. Habitat: Rio Para. A 10. Pygocentrus striolatus Steindachner. Habitat: Para. Serrasalmo Lacepede. Type : Salmo rhombeus Linnaeus. Range: Orinoco to Guianas, south to the Rio das Velhas and Paraguay and Bolivia. A 1. Serrasalmo elongatus Kner. Habitat : Rios Guapore and Huallaga. A2. Serrasalmo gibbus Castelnau. Habitat : Araguay. A3. Serrasalmo marginatus Valenciennes. Serrasalmo humeralis Castelnau, not of Cuvier & Valenciennes ; Serrasalmo irritans Peters; Serrasalmo iridopsis Ulrey (non Cope). Habitat: La Plata Basin; Orinoco; Amazons ; Rio das Velhas. 4. Serrasalmo brandtii Liitken. Habitat: Rio San Francisco. As. Serrasalmo gymnogenys Giinther. Habitat: Amazon and Paraguay. A6. Serrasalmo iridopsis Cope. Habitat: Ambyiacu. A7. Serrasalmo ccsopus Cope. Habitat: Solimoens and Maraiion. A8. Serrasalmo maculatus Kner. Pygocentrus melanurus Heckel ; Pygo- centrus nigricans Heckel. Habitat : Amazons and Bolivia. A9. Serrasalmo spilopleura Kner. ? Serrasalmo aureus Agassiz ; Pygo- centrus dulcis Heckel. Habitat: Guianas to Paraguay and Bolivia. A 10. Serrasalmo humeralis Cuvier & Va- lenciennes. Habitat: Amazons and Paraguay. All. Serrasalmo immaculatus Cope. Habitat: Peruvian Amazon. All 2. Serrasalmo rhombeus (Linnaeus). Habitat: Guianas; Paraguay. A13. Serrasalmo paracusis Steindachner. Habitat: Rio Para. Subfamily Mylin^e Mylesinus Cuvier & Valenciennes. Type: Mylesinus schomburgkii Cuvier & Valenciennes. Range that of the single species. I. Mylesinus schomburgkii Cuvier & Valen- ciennes. Habitat: Guiana; Rio Vaupes. Catoprion Miiller & Troschel. Type: Serrasalmo mento Cuvier. Range that of the single species. Al. Catoprion mento (Cuvier). eigenmann: catalogue of fresh water fishes. 443 Mylesiuus macropterus Ulrey. Habitat : Guianas to Rio Guapore. AcNODON Eigenmann. Type: Myletus oligocanthus Miiller & Troschel. Range that of the single species. Ai. Acnodon oligocanthus (Miiller & Tro- schel). Habitat: Guianas and Brazil. Piaractus Eigenmann. Type: Myletes brachypomus Cuvier. Range: Orinoco to La Plata; not in coastwise streams of southeastern Brazil. A I. Piaractus brachypomus (Cuvier). ? Myletes pacu Humboldt. Habitat : La Plata Basin and Guapore. A.2. Piaractus macropomus (Cuvier). Habitat: Orinoco and Matto Grosso. Metynnis Cope. Sealeina Fowler. Type : Metynnis luna Cope. Range : Guianas to Paraguay. Ai. Metynnis hypsauchen (Miiller & Tro- schel). Habitat: Guianas; Amazons to Rio Guapore and Paraguay. A2. Metynnis maculatus (Kner). Habitat: Guiana to Rio Parana. A3. Metynnis lip pine ottianus (Cope). Habitat : Para. A4. Metynnis luna Cope. Myletes hypsauchen Ulrey. Habitat: Amazons. 5. Metynnis gocldii Eigenmann. Myletes lip pine ottianus Ulrey (11011 Cope). Habitat: Brazil. 6. Metynnis viola Eigenmann & Kennedy. Habitat : Paraguay Basin. 7. Metynnis unimaculatus Steindachner. Habitat : Rio Parnahyba. Myleus Miiller & Troschel. Tometes Cuv. & Val. ; Myloplus Gill. Type : Myleus setiger Miiller & Tro- schel. Range: Orinoco and Guianas to the Paraguay and Rio San Francisco; not in coastwise streams of south- eastern Brazil. Ai. Myleus setiger Miiller & Troschel. Myletes doidyxodon Cuvier & Valen- ciennes ; Tometes trilobatus Cuvier & Valenciennes ; Myletes filosus Heckel. Habitat : Guiana to Matto Grosso. 2. Myleus schomburgkii (Jardine). Myletes palomcta Cuvier & Valen- ciennes ; Myletes divaricatus Cuvier & Valenciennes ; Myletes pacu Schom- burgk. Habitat : Essequibo. A3. Myleus torquatus (Kner). Habitat : Rio Branco. 4. Myleus ellipticus (Giinther). Habitat: Essequibo. 5. Myleus knerii (Steindachner). Habitat: Guiana. A6. Myleus discoideus (Kner). Habitat: Bananeira; Rio Branco; Matto Grosso. A7. Myleus rhomboidalis (Cuvier). Tetragonopterus latus Schomburgk. Habitat : Guiana and Amazon. A8. Myleus parma Giinther. Habitat : Amazon Basin. 9. Myleus micans (Liitken). Habitat: San Francisco Basin. 10. Myleus rubripinnis Miiller & Troschel. Habitat : Essequibo. 11. Myleus tiete (Eigenmann & Norris). Habitat: Piracicaba. A ? 1 2. Myleus astcrias ( Miiller & Troschel ) . Habitat : Guianas and Paraguay. A 1 3. Myleus altipinnis Cuvier & Valen- ciennes. Habitat: Rios Cipo and San Francisco. 14. Myleus levis Eigenmann & McAtee. Habitat : Paraguay. 444 PATAGONIAN EXPEDITIONS! ZOOLOGY. A 1 5. Myletts orbicularis Steindachner. Habitat: Santarem. 16. Mylcus orinocensis Steindachner. Habitat: Orinoco. Colossoma Eigenmann. Wait etna and Reganina Fowler. Type: Myletes oculus Cope. Range : Amazon and La Plata Basins. Not in southeastern coastwise streams. Al. Colossoma oculus (Cope). Habitat: Ambyiacu. A2. Colossoma nigripinnis (Cope). Habitat: Amazons. 3. Colossoma mitrei (Berg). Habitat : Parana. A4. Colossoma bidens (Agassiz). Habitat: Amazons. 5. Colossom.a orbignyanum (Cuvier & Va- lenciennes). Habitat : La Plata Basin. 6. Colossoma herniarium (Cope). Habitat: Peruvian Amazon. Mylosoma Eigenmann. Type : Myletes alb isc opus Cope. Range: Guiana and Orinoco to the La Plata Basin ; not in the coastwise streams of southeastern Brazil. Al. Mylosoma aureum (Spix). Myletes auriventris Cuvier. Habitat: Orinoco to La Plata Basin. A2. Mylosoma albisco pus (Cope). Habitat : Ambyiacu. Rhaphiodon Agassiz. Type : Rhaphiodon vulpinus Spix. Range that of the single species. A 1. Rhaphiodon vulpinus Spix. Habitat: Orinoco to La Plata. Cynodon Spix. Type: Cynodon gibbus Spix. Range that of the single species. A 1. Cynodon gibbus Spix. Habitat : Amazon to Rio Mamore. Subfamily Cynodontin^:. Hydrolycus Miiller & Troschel. Type: Hydrocyon scomberoides Cuvier. Range : Amazons south to the Araguay and north in the Guianas to Orinoco. Al. Hydrolycus scomberoides (Cuvier). Habitat: Orinoco and Guianas; Ama- zons and south to Araguay. A2. Hydrolycus copei Gill. Habitat : Marafion. A3. Hydrolycus pectoralis Giinther. Habitat : Marafion. Subfamily Characin^:. Asiphonichthys Cope. Type : Asiphonichthys stenopterus Cope. Range that of the single species. 1. - Asiphonichthys stenopterus Cope. Habitat: Jacuhy. Charax Scopoli. Epicyrtus Miiller & Troschel; Anacyrtus Giinther; Cynopotamus C. & V. ; Cyrtocharax Fowler. Type : Salmo gibbosus Linnaeus. Range : Guiana ; Amazons ; Paraguay. A 1. Charax tectifer (Cope). C. sanguineus Cope. Habitat: Ecuador. A2. Charax gibbosa (Linnaeus). Epicyrtus macrolepis Kner. Habitat: Guianas; Amazons and Para- guay. A3. Charax pauciradiata (Giinther). Habitat : Amazons. A4. Charax lima squ amis (Cope). Habitat : Marafion. eigenmann: catalogue of fresh water fishes. 445 A5. Charax amazonum (Giinther). Habitat: Ecuador. 6. Charax argentea Valenciennes. Habitat : La Plata and Paraguay. 7. Charax atratoensis Eigenmann. Habitat: Atrato. 8. Charax squamosa Eigenmann & Kennedy. Habitat: Paraguay. 9. Charax caliura Eigenmann & Kennedy. Habitat : Paraguay. Roestes Giinther. Type : Cynoptamus molossus Kner. Range that of the single species. I. Roestes molossus (Kner). Habitat : Amazons south to Paraguay. GlLBERTOLLUS. Gilbertella Eigenmann. Type: Anacyrtus (Rccstcs) alatus Stein- dachner. Range : that of the single species. 1. Gilbertollus alatus (Steindachner). Habitat : Rio Magdalena. Bramocharax Gill. Type : Bramocharax bransfordii Gill. Range : Central America. 1. Bramocharax bransfordii Gill. Habitat: Lake Nicaragua. 2. Bramocharax elongatus Meek, M., 1907, no. Habitat: Nicaragua. Rceboides Giinther. Type : Epicyrtus microlepis Reinhardt. Range : Panama to the Orinoco ; Ama- zons south to the Rio das Velhas and the Paraguay. A 1. Rceboides microlepis (Reinhardt). ? Epicyrtus gibbosus Cuvier & Valen- ciennes {11011 Linnseus). Habitat : Obidos ; Paraguay Basin ; Mamori River in Bolivia. 2. Rceboides guatemaleusis Giinther. Habitat: Rios Chagres and Huamu- chala. A3. Rceboides affinis (Giinther). Rceboides rubrivertex Cope. Habitat: Amazons and Orinoco. 4. Rceboides bonariensis Steindachner. Rceboides microlepis Eigenmann & Kennedy {non Reinhardt). Habitat: La Plata Basin. A5. Rceb aides myersii Gill. Habitat : Amazons. 6. Rceboides prognathus (Boulenger). Habitat : Paraguay Basin. A 7. Rceboides bicoruis Cope. Habitat : Pebas. A8. Rceboides xenodon (Liitken). Habitat: Rio das Velhas; Amazons. 9. Rceboides dayii Steindachner. Habitat : Magdalena Basin. 10. Rceboides jrancisci Steindachner. Habitat : Rio San Francisco. Eucynopotamus Fowler. Type: Cynopotamus gulo Cope. Range: Magdalena; Peruvian Ama- zon ; Araguay and La Plata Basin. All. Eucynopotamus magdalence (Stein- dachner). Habitat: Magdalena Basin; Rio Para- guay. A2. Eucynopotamus humeralis (Valen- ciennes). Habitat: La Plata Basin; Goyaz. A3. Eucynopotamus gulo (Cope). Habitat : Pebas. A4. Eucynopotamus knerii (Steindachner). Cynopotamus humeralis Kner (non Valenciennes). Habitat: La Plata Basin and Peruvian Amazon. Evermannolus Eigenmann. Evermannella, Eigenmann. Type: Cynopotamus biserialis Garman. Range that of the single species. 446 PATAGONIAN EXPEDITIONS : ZOOLOGY. A I. Evermannolus biserialis (Garman). Habitat: Amazons. Salminus Agassiz. Type : Hydrocyon brevidens Valen- ciennes = Salviimis maxillosus Cuvier & Valenciennes. Range: Cauca to Ecuador; Amazon to Rio San Francisco and the La Plata Basin ; Rio Grande do Sul. 1. Salminus maxillosus Cuvier & Valen- ciennes. Hydrocyon brevidens Valenciennes, uon Cuvier; Salminus brevidens Eigenmann & Eigenmann, non Cu- vier; f Salminus orbignyanus Cu- vier & Valenciennes. Habitat: La Plata Basin. 2. Salminus affinis Steindachner. Habitat: Cauca and Rio Santiago, Ec- uador. A3. Salminus brevidens Cuvier. Salminus cuvieri Cuvier & Valen- ciennes. Habitat: Rio Cipo and La Plata Basin. A4. Salminus hilarii Cuvier & Valenciennes. Habitat: Amazon; San Francisco; Pa- rana and Paraguay Basins. Catabasis Eigenmann & Norris. Type: Catabasis acuminatus Eigen- mann & Norris. Range that of the single species. 1. Catabasis acuminatus Eigenmann & Nor- ris. Habitat : Rio Tiete. Exodon Midler & Troschel. Hystricodon Giinther. Type: Exodon paradoxus Miiller & Troschel. Range that of the single species. Ai. Exodon paradoxus Miiller & Troschel. Epicyrtus exodon Cuvier & Valen- ciennes. Habitat: Guiana; Amazon. Hydrocynus Cuvier Subfamily Hydrocynin^:. Habitat : Rio Negro. Type : Hydrocynus lucius Cuvier. Range : Maracaibo to Guianas, south to Amazons. 1. Hydrocynus lucius Cuvier. Habitat : Not known. (XlPHOSTOMA Spix.) (Type: Xiphostoma cuvieri Agassiz.) A2. Hydrocynus cuvieri (Agassiz). Xiphostoma oseryi (Castelnau). Habitat: Guianas and Amazons. A3. Hydrocynus ocellatus (Schomburgk). Habitat: Guiana to Solimoens. A4. Hydrocynus viaculatus Cuvier & Va- lenciennes. Xiphostoma tccdo Cope. Habitat : Amazons. A5. Hydrocynus longipinnis (Steindach- ner). Boulengerella Eigenmann. Type : Xiphostoma lateristriga Boulen- ger. Range that of the single species. A 1. Boulengerella lateristriga (Boulenger). Habitat: Manaos. Luciocharax Steindachner. Ctenolucius Gill (nomen nudum) ; Belo- nocharax Fowler. Type: Luciocharax insculptus Stein- dachner. Range : Lake Maracaibo to the Atrato. 1. Luciocharax insculptus Steindachner. Belonocharax beani Fowler. Habitat: Magdalena Basin. 2. Luciocharax hujeta (Cuvier & Valen- ciennes). Habitat : Lake Maracaibo. eigenmann: catalogue of fresh water fishes. 447 Subfamily AcESTRORHAMPHINjE. Oligosargus Giinther. Type : Oligosargus argenteus Giinther. Range that of the single species. I. Oligosargus argenteus Giinther. Habitat: Brazil. Acestrorhynchus Eigenmann. Xiphorhynchus and Xiphorhamphus Miil- ler & Troschel. Type : Salmo falcatus Bloch. Range: Guiana to Rio San Francisco and Paraguay Basins. Al. Acestrorhynchus falcirostris (Cuvier). Habitat: Guiana to Matto Grosso. A2. Acestrorhynchus heterolepis (Cope). Habitat : Peruvian Amazon. A3. Acestroryhnchus microlepis (Schom- burgk). Habitat: Guianas to the Amazon. A4. Acestrorhynchus falcatus (Bloch). Xiphorhamphus ferox Giinther. Habitat : Guiana to Rio Paraguay. 5. Acestrorhynchus lacustris (Liitken). Habitat: San Francisco Basin. Acestrorhamphus Eigenmann. Sphyrccnocharax Fowler. Type : Xiphorhamphus hepsctus Cuvier. Range: La Plata Basin and southeast- ern Brazil. 1. Acestrorhamphus macrolepis (Steindach- ner). Habitat: Jequitinhonha. 2. Acestrorhamphus brachycephalus (Cope). Habitat: Rio Grande do Sul. 3. Acestrorhamphus jenynsii (Giinther). Hydrocyon hepsetus Jenyns (non Cu- vier) . Habitat : La Plata and southeastern Brazil. 4. Acestrorhamphus oligolcpis (Steindach- ner). Habitat: La Plata. 5. Acestrorhamphus hepsetus (Cuvier). Hydrocyon falcatus Quoy & Gaimard. Habitat : La Plata and southeastern Brazil. 6. Acestrorhamphus pericoptes Miiller & Troschel. Habitat : Brazil. A7. Acestrorhamphus abbreviatus (Cope). Habitat : Peruvian Amazon. Acestrocephalus Eigenmann. Type : Xiphorhamphus anomalus Stein- dachner. Range that of the single species. 1. Acestrocephalus anomalus (Steindach- ner). Habitat : Cauca. Subfamily Erythrinin^e. Hoplias Gill. Macrodon Miiller. Type : Esox malabaricus Bloch. Range: Atlantic slope north of La Plata; Pacific slope, Ecuador and northward. 1. Hoplias microlepis (Giinther). Habitat: Western slopes of South America from Ecuador to Panama; eastern slope of Panama. A2. Hoplias malabaricus (Bloch). Erythrinus trahira Spix ; Erythrinus macrodon Agassi z ; Erythrinus mi- crocephalics Agassiz ; Erythrinus brasiliensis Spix; Macrodon gua- vina Valenciennes; Macrodon auri- tus Cuvier & Valenciennes; Macro- don teres Cuvier & Valenciennes ; Macrodon patana Cuvier & Valen- ciennes; Macrodon aimara Cuvier & 448 PATAGONIAN EXPEDITIONS: ZOOLOGY. Valenciennes; Macrodon jerox Gill; Macrodon intermedins Gunther. Habitat: Eastern slope of South America from La Plata to Rio Mag- dalena and Huallaga. 3. Hoplias malabaricus microphthalmos Pellegrin. Habitat: French Guiana. 4. Hoplias lacerdce Ribeiro, Ribeiro, 1908. Habitat: Ribeira. HOPLERYTHRINUS Gill. Ophioccphalops Fowler. Type : Erythrinus unitaniatus Spix. Range: From the La Plata to the Ori- noco, including south-eastern coast- wise streams. Al. Hoplerythrinus unitaniatus (Spix). Erythrinus vittatus Cuvier & Valen- ciennes; Erythrinus cinereus Gill; Erythrinus kessleri Steindachner. Habitat: La Plata to Guiana and Peru; Trinidad. 2. Hoplerythrinus salvus (Agassix). Erythrinus gronovii Cuvier & Valen- ciennes. Habitat: San Francisco; Guiana; Ori- noco. Erythrinus Gronow. Type : Cypriuus cylindricus Linnaeus. Range: Rio Janeiro to Surinam and Peru. A 1. Erythrinus erythrinus (Bloch & Schnei- der). Cyprinus cylindricus Linnaeus ; Cypri- uus cephalus Linnaeus; Erythrinus salmoneus Gronow ; Erythrinus brev- icauda Gunther. Habitat: Rio Janeiro to Surinam and Peru. 2. Erythrinus longipinnis Gunther. Habitat : Essequibo. Family GYMNOTID/E.1 Sternarchus Bloch & Schneider. Type : Gymnotus albifrons Linnaeus. Range : Paraguay, Parana and San Francisco to the Orinoco. 1. Sternarchus brasiliensis Reinhardt. Habitat: Basin of the Rio San Fran- cisco and the Parana and Paraguay. A2. Sternarchus albifrons (Linnaeus). Sternarchus lacepedii Castelnau ; Stern- archus maximilliani Castelnau. Habitat : Guianas, Amazons and Para- guay. A3. Sternarchus bonapartii Castelnau. Habitat : Amazons. A4. Sternarchus macrolepis Steindachner. Habitat: Amazon near mouth of Rio Negro ; Guiana. 1 For the details concerning this family, see Eigen» maim & Ward, Proc. Wash. Acad Sci., vii, pp. 159-188. Sternarchella Eigenmann and Ward. Type : Sternarchus schotti Steindach- ner. Range : Amazons. Al. Sternarchella schotti (Steindachner). Habitat : Amazons, from the Barra do Rio Negro to Peru. A2. Sternarchella balccnops (Cope). Habitat : Peruvian Amazon. Sternarchogiton Eigenmann & Ward. Type : Sternarchus nattereri Steindach- ner. Range: Rio Negro and Orinoco. A 1. Sternarchogiton nattereri (Steindach- ner). Habitat: Barra do Rio Negro. 2. Sternarchogiton sachsi (Peters). Habitat: Orinoco. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 449 Sternarchorhamphus Eigenmann & Ward. Type: Sternarchus miilleri Steindach- ner. Range: Para to Peru. Ai. Sternarchorhamphus macro stomus (Giinther). Habitat : Peruvian Amazon. A2. Sternarchorhamphus miilleri (Stein- dachner). Habitat: Para. A3. Sternarchorhamplhts tamandua (Bou- lenger). Habitat: Jurua. Sternarchorhynchus Castelnau. Type: Sternarchoryhnchus miilleri Castelnau = Sternarchus oxyrhynchus. Miiller & Troschel. Range : Peruvian Amazon to Guiana. Ai. Sternarchorhynchus mormyrus (Stein- dachner). Habitat: Marabitanos; Peruvian Ama- zon. 2. Stemarchorynchus oxyrhynchus (Miil- ler & Troschel). Sternarchorhynchus miilleri Castelnau. Habitat : Guiana. A3. Sternarchorhynchus curvirostris (Bou- lenger). Habitat: Canelos. Rhamphichthys Miiller &. Troschel. Type : Gymnotus rostratus Linnaeus. Range: Rio de La Plata to Guiana. A 1. Rhamphichthys rostratus (Linnaeus). Gymnotus longirostris. Lacepede; Rhamphichthys schomburgkii and schneideri Kaup. Habitat: The Guianas to the Amazons. A2. Rhamphichthys tnarmoratus Castelnau. Rhamphichthys pantheriuus and line- atus Castelnau. Habitat: Orinoco and Guiana south to the Rio de La Plata. A3. Rhamphichthys reinhardtii (Kaup). Rhamphichthys blochii Kaup. Habitat: Rio Negro south to Paraguay. HYPOPOMUS Gill. Type: Rhamphichthys miilleri Kaup. Range : Paraguay to Cauca. 1. H ypopomus artedi (Kaup). Rhamphichthys miilleri Kaup. Habitat : French Guiana. A2. H ypopomus brevirostris (Steindach- ner). Habitat: Cauca; Guiana to Paraguay. Steatogenys Boulenger. * Type: Rhamphichthys elegans Stein- dachner. Range that of the single species. Ai. Steatogenys elegans (Steindachner). Rhamphichthys mirabilis Steindachner. Habitat: Solimoens and tributaries; Guiana. Eigenmannia Jordan & Evermann. Type: Sternopygus humboldtii Stein- dachner. Range : Rio de La Plata to Rio Magda- lena and Pacific slope of Panama. 1. Eigenmannia microps (Boulenger). Habitat: British Guiana. 2. Eigenmannia humboldtii (Steindach- ner). Habitat: Marajo; Magdalena; Mamoni. A3. Eigenmannia virescens (Valenciennes). Sternopygus tumifrons and lineatus Miiller & Troschel ; Sternopygus microstomas Reinhardt ; Sternopygus limbatus Schreiner. Habitat : Rio Magdalena to the Rio de La Plata and Rio San Francisco. A4. Eigenmannia axillaris (Giinther). Habitat: Para. A5. Eigenmannia troscheli (Kaup). Habitat : Amazons from Manaos to Peru. 45° PATAGONIAN EXPEDITIONS: ZOOLOGY. Gymnotus Linnaeus.1 Giton Kaup. Type: Gymnotus carapo Linnaeus. Range that of the single species. A i. Gymnotus carapo Linnaeus. Gymnotus fasciatus Pallas; Gymnotus albus Pallas ; Gymnotus brachyurus Bloch; Gymnotus putaol Lacepede; Carapus brachyurus Cuvier; Carapus intzquilabiatus Valenciennes. Habitat: Rio Motagua south to Rio de La Plata and San Francisco. 2. Gymnotus carapo pantherinus (Stein- dachner), St., igo8(/. Habitat : Santos. Sternopygus Miiller & Troschel. Type : Sternopygus macrurus ( Bloch & Schneider). Range : Paraguay and Rio San Fran- cisco to Magdalena and Guayaquil. Ai. Sternopygus macrurus Bloch & Schnei- der. Carapus arenatus Eydoux Souleyet; Carapus sanguinolentus Castelnau ; Sternopygus marcgravii Reinhardt; Gymnotus carapus Giinther and other recent authors uon Linnaeus. Habitat: Orinoco, south to Paraguay and Rio das Velhas. 2. Sternopygus aequilabiatus (Humboldt). Habitat: Magdalena and Guayaquil. A3. Sternopygus obtusirostris Steindachner. Habitat: Amazons and Rio Puty. 4. Sternopygus aquilabiatus nigriceps von Ihering v. I., 1907. Habitat: State of Maraubam. Family ELECTROPHORID^E. Electrophorus Gill. Ai. Elcctrophorus electricus (Linnaeus), Type: Gymnotus electricus Linnaeus. Gunther, VIII, 10. Range that of the single species. Habitat : Brazil and northward. Order SYNBRANCHIA. Family SYNBRANCHID^. Synbranchus Bloch. Unibranchapterura Lacepede; Ophister- non McClelland ; Tetrabranchus Bleeker. 1 In a recent paper (The Gymnotidse, Proc. Wash. Acad. Sci., VII, p. 174) I followed Gill in using the name Gymnotus for the current Gymnotus carapo Linnaeus, this species being the only one described by Linnaeus in his tenth edition. No doubt seems to have been entertained about the nature of the Gymnotus carapo of Linnaeus and its supposed synonymy and bibliography were given in the paper quoted above, P- 175- Mr. Lonnberg has kindly called my attention to his paper (Bihang till K. Svenska Vet.-Akad. Handb., XXII, Afd. IV, 23, 1896) on Linnean Type-specimens in which he has shown that the type of Linnaeus is not the current Gymnotus carapo, but the Gymnotus fasciatus of Pallas or Giton fasciatus Auct. The latter Type: Synbranchus marmoratus Bloch. Range : Tropical America and Indies. Ai. Synbranchus marmoratus Bloch, Meek, 89. Synbranchus immaculatus Bloch; S. species must therefore stand as Gymnotus carapo Lin- naeus, the name Gymnotus replacing the more recent Giton. The current Gymnotus carapus must be known by its oldest name, which is macrurus Bloch & Schneider. Miiller & Troschel in 1849 proposed the name Sterno- pygus for macrurus, tumijrons, virescens, lineatus, and aequilabiatus. In 1894 I selected as the type of Sterno- pygus the then current carapo, of which macrurus was a synonym. The fact that the name carapo of Linnaeus did not refer to the species under consideration need not invalidate this restriction, since there was no doubt whatever about the fish that was intended to serve as type. It may stand as Sternopygus macrurus (Bloch & Schneider). eigenmann: catalogue of fresh water fishes. 451 transversalis Bloch & Schneider; Unibranchapterura grisea and line- ata Lacepede; Synbranchus juligi- nosus Ranzani; Murccna lumbricus Gronow; Synbranchus vittatus Cas- telnau; Synbranchus hieronymi, db- ringii and tigrinus Weyenberg. Habitat : Cuba ; Vera Cruz to La Plata and Peru ; both sides of Guatemala and Panama. Order APODES. Family ANGUILLIDyE. Anguilla Shaw. Type: Anguilla anguilla (Linnaeus). Range : North temperate to tropical waters. 1. Anguilla chrysypa Rafinesque,1 J- & E., 348. Habitat: Cuba and Central America and northward. Order ISOSPONDYLI. Family ENGRAULIDyE. Stolephorus Lacepede. Type : A therina japonica Houttuyn. Range : Marine, entering rivers. A ma- rine genus with many species on both coasts; some of them entering rivers.2 1. Stolephorus poeyi (Kner & Steindach- ner), J. & E., 445. Habitat: Rio Bayano, near Panama, and Ribeira? A2. Stolephorus clupeoides (Swainson), J. & E., 447. Stolephorus surinameusis Bleeker. Habitat: Surinam; Rio Capin; Bahia; Rio Grande do Sul. A3. Stolephorus spinifer Cuvier & Valen- ciennes, J. & E., 448. Habitat : Guianas ; Bahia ; Panama. A4. Stolephorus nattereri (Steindachner), 18796, 57. Habitat: Para. 5. Stolephorus olidus Giinther, 1880. Habitat: La Plata; Parana. 6. Stolephorus manjuba Ribeiro, Ribeiro, 1908. 1 For the synonymy see J. & E., 348. - Stolephorus januarius Steindachner. Ichthyol Beitr VIII, 58. Habitat: Rio de Janeiro Bay. Habitat: Santa Catharina. 7. Stolephorus brevirostris (Giinther), G, VII.,' 392. Habitat : Province of Bahia. 8. Stolephorus vaillanti (Steindachner), Steind., 1908^, 193. Habitat: Rio San Francisco. Anchovia Jordan & Evermann. Type: Engraulis macrolepidotus Kner & Steindachner. Range: Marine. 1. Anchovia macrolepidota (Kner & Steindachner), J. & E., 449. Habitat: Gulf of California to Pan- ama, entering rivers. Pterengraulis Giinther. Type: Clupea atherinoides Linnaeus. Range: Marine. Ai. Pterengraulis atherinoides (Linnaeus), J-&E., 451.' Habitat: Coasts of Guiana and Brazil, entering rivers. Stolephorus peruanus Steindachner. Ichthyol Beitr VIII, 60. Habitat: Callao, Peru. Stolephorus iapirulus Cope. jgyy .c Habitat : Coast of Peru. 452 PATAGONIAN EXPEDITIONS : ZOOLOGY. Lycengraulis Gunther. Type : Engraulis grossidens Cuvier. Range : Marine. Al. Lycengraulis grossidens (Cuvier), J. & E., 45i- Engraulis Janeiro Agassiz ; Engraulis dentex Cuvier & Valenciennes. Habitat : Coast of Guiana to Rio de Janeiro, entering rivers. A2. Lycengraulis batesii Gunther, G. VII., 309. Habitat : Rio Para. Cetengraulis Gunther. Type : Cetengraulis cdentulus Gunther. Range : Chiefly marine ; one record for fresh water. Al. Cetengraulis juruensis Boulenger, 1898, 425. Habitat : Rio Jurua. Clupea Linnaeus. Rogenia Cuvier & Valenciennes. Type : Clupea harengus Linnasus. Range : Marine. Al. Clupea amazonica Steindachner, St., 1878, 65. Habitat: Para. Family CLUPEID^.1 A2. llisha altamazonica (Cope), 1872, 256. Habitat: Ambyiacu to the Tocantins. Ilisha Gray.2 Platy gaster Swainson ; Pellona Cuvier & Valenciennes. Type : Ilisha abnormis Gray. Range : Marine. Ai. Ilisha flavipinnis (Valenciennes), J- & E., 435- Pellona orbigniana and castelnaana Cu- vier & Valenciennes. Habitat: Coast of Surinam to La Plata, entering rivers. Family DOROSOMID^. Pristigaster Cuvier. Type : Pristigaster cayanus Cuvier. Range : Marine, entering rivers. Al. Pristigaster cayanus Cuvier, J. &E.,438. Pristigaster martii Agassiz ; Pristigas- ter phaeton Cuvier & Valenciennes. Habitat : Coast of Guiana and northern Brazil, entering rivers; Rio Jurua. 2. Pristigaster effulgens Regan, Regan, 1903. Habitat : Rio Vagueria, northwest Ec- uador. DOROSOMA Rafinesque. Type: Dorosoma notatum Rafinesque. Range: Lake Peten through the Mis- sissippi valley. 1. Dorosoma anale Meek,3 . . . .Meek, 1893. Habitat : Atlantic streams of Mexico, south of Vera Cruz. 1 Pomolobus melanostomus Eigenmann, La Plata. 2 /. bahiensis Steindachner, Bay of Bahia; /. pana- tnensis Steindachner, Panama and Guayaquil; /. fiirtlii Steindachner, Punta Arenas, Panama. 8 Dorosoma exile, Atlantic streams north of Vera Cruz. 2. Dorosoma petencnse Gunther, Gunther, VII., 408. Habitat: Lake Peten. 3. Dorosoma chavesi Meek, M., 1907, 112. Habitat : Nicaragua. Signalosa Evermann & Kendal. Type : Signalosa atchafalaycc Ever- mann & Kendal. Range that of the single species. 1. Signalosa viexicana (Gunther), VII., 409. eigenmann: catalogue of fresh water fishes. 453 Signalosa atchafalayce Evermann & Kendal. Habitat : Louisiana to Central America, Family ELOPID^E Tarpon Jordan & Evermann. Type : Me galops atlanticus Cuvier & Valenciennes. Range : Marine. in lowland streams emptying into Gulf of Mexico. ciennes) J. & E., 409. Me galops elongatus Girard; Megalops thrissoides Giinther. Habitat: Long Island to Brazil, enter- I. Tarpon atlanticus (Cuvier & Valen- ing rivers. Family OSTEOGLOSSID^. OsTEOGLOSSUM Vandelli. Ai. Osteoglossum bicirrhosum Vandelli, Ischnosoma Spix ; Scleropages Giinther. Type: Osteoglossum bicirrhosum Van- delli. Range: Tropical America; Australia and the East Indian Archipelago. Giinther, VII., 378. Osteoglossum vandellii Cuvier; O. aro- wana Schomburgk; O. minus Valen- ciennes. Habitat: Guianas to Para and Hual- laga. Family ARAPAIMIDyE. Arapaima Miiller. Sudis pirarucu Spix; Vastres cuvieri, Sudis Cuvier; Vastres Cuvier & Valen- mapa, agassizii, arapaima Cuvier & ciennes. Valenciennes. Type : Sudis gigas Cuvier. Habitat : Guiana to Bahia and the Pe- Range that of the single species. ruvian Amazon. Ai. Arapaima gigas (Cuvier), G. VII, 379. Order HAPLOMI, Family PCECILIID^.1 Cynodontichthys Meek. Type : Cynodontichthys tenuis Meek. Range that of the single species. 1. Cynodontichthys tenuis Meek, Meek, 107. Habitat : Oaxaca, Mexico. Fundulus Lacepede.2 Type : Fundulus mudfish Lacepede. Hydrargira Lacepede. Range : Central America, south to Paraguay and Peru and north to Cape 1 I am unable to locate Rhodeoides vaillanli Thomi- not, Bull. Soc. Philom. (7), VIII, 150 (Magdalena River, Bolivia). Cod and California. In fresh and salt water. 1. Fundulus punctatus Giinther, Meek, 103. F. guatemalensis Giinther; F. oaxacce Meek. Habitat: Lakes Dueiias, Amatitlan ; Rio Guacalate; western Ecuador; Mexico. 2 Fundulus extensus Jordan & Gilbert, J. & E., 646. Habitat: Lower California. * Fundulus vinctus Jordan & Gilbert Meek, 105. Habitat : Southern portion of Lower California. 454 PATAGONIAN EXPEDITIONS! ZOOLOGY. 3. Fundulus pachycephalus Giinther, J. & E., 660. Habitat : Lake Atitlan. 4. Fundulus labialis Giinther, ..Meek, 107. Habitat : Rio San Geronimo ; Lake Yzabal, Guatemala. 5. Fundulus cubensis Eigenmann, Eigenm., 1903, 222. Habitat: Rio del Pinar, Cuba. 6. Fundulus paraguayensis Eigenmann & Kennedy, E. & K., 1903, 530. Habitat: Arroyo Trementina, Para- guay. 7. Fundulus balzanii (Perugia), P., 1891, 653. Habitat : Villa Maria, Paraguay. Aplocheilus McClellan. Type: Aplocheilus chrysostigmus Mc- Clellan. Range : Tropical America ; boundaries not well defined. 1. Aplocheilus peruanus Regan, Regan, 1903, 626. Habitat : Perim, Peru ; 800 meters. 2. Aplocheilus dovii Giinther, J. & E., 650. Habitat: Punta Arenas, Costa Rica. 3. Aplocheilus harti Boulenger, Regan, 1906c, 389. Habitat: Trinidad. Zoogoneticus Meek. Type : Platypoccilus cuitzenoensis Bean. Range: Principally in Mexican plateau, south to Lake Atitlan. 1. Zoogoneticus cuitzenoensis (Bean), Meek, 1 10. Habitat: Rio Lerma Basin. 2. Zoogoneticus dugesii (Bean), Meek, 111. Habitat : Rio Lerma Basin. 3. Zoogoneticus pachycephalus (Giin- ther) Meek, 1 12. Habitat : Lake Atitlan. 4. Zoogoneticus robustus (Bean), Meek, 112. Z. maculaius Regan. Habitat : Rio Lerma Basin. 5. Zoogoneticus diazi Meek, ..Meek, 114. Habitat: Rio Lerma Basin. 6. Zoogoneticus miniatus Meek,1 Meek, 115. Habitat : Valley of Mexico. Rivulus Poey. Type : Rivulus cylindraceus Poey. Range : United States to Paraguay. Ai. Rivulus brasiliensis (Valenciennes), Giinther, VI, 317. Rivulus urophthalmus Giinther; Rivu- lus poeyi Steindachner. Habitat: Para; Gurupa; Cayenne. A2. Rivulus micropus (Steindachner). Habitat : Rio Negro to Pebas ; Vene- zuela; Trinidad. 3. Rivulus ocellatus Hensel, .... 1868, 365. Habitat: Rio Janeiro. 4. Rivulus elegans Steindachner, 1880, 33. Habitat: Cauca. 5. Rivulus punctatus Boulenger, . . . 1895, 3. Habitat : Colonia Risso. 6. Rivulus isthmensis Garman, J. & E., 2830. Habitat: Rio San Jose; Costa Rica. A7. Rivulus ornatus Garman, Garman, 139. Habitat: Amazons. A8. Rivulus obscurus Garman, Garman, 140. Habitat : Lake Hyanuary. A9. Rivulus atratus Garman, Garman, 140. Habitat: Jutahy. 10. Rivulus flabcllicauda Regan, Regan, 1907, 64. Habitat: Juan Veiias, Costa Rica. 11. Rivulus godmanni Regan, Regan, 1907, 65. Habitat: Guatemala. 1 = diazi fide Regan. eigenmann: catalogue of fresh water fishes. 455 12. Rivulus tenuis Meek, Meek, 1904, 101. Habitat: El Hule in Oaxaca. 13. Rivulus breviceps Eigenmann, Eigenm., 1909, 49. Habitat: Shrimp Creek, near Kaieteur. 14. Rivulus fiolmicr Eigenmann, Eigenm., 1909, 50. Habitat: Upper Potaro. 15. Rivulus waimacui Eigenmann, Eigenm., 1909, 50. Habitat: Shrimp Creek, near Kaieteur. 16. Rivulus staguatus Eigenmann, Eigenm., 1909, 50. Habitat : Lower Potaro. 17. Rivulus lanceolatus Eigenmann, Eigenm., 1909, 51. Habitat: Rockstone, British Guiana. 18. Rivulus jrenatus Eigenmann, Eigenm., 1909, 51. Habitat: Gluck Island, British Guiana. Pterolebias Garman. Type : Pterolebias longipinnis Garman. Range that of the single species. A 1. Pterolebias longipinnis Garman, Garman, 142. Habitat : Santarem. Cynolebias Steindachner.1 Type: Cynolebias porosus Steindach- ner. Range : La Plata to Pernambuco. 1. Cynolebias bellottii Steindachner, Steindachner, 1881, 9. Habitat : La Plata. 2. Cynolebias maculatus Steindachner, Steindachner, 1881, 10. Habitat : La Plata. 3. Cynolebias elongatus Steindachner, Steindachner, 1881, II, Habitat : La Plata. 4. Cynolebias robustus Giinther, Giinther, 1883. 1 Garman considers elongatus a synonym of porosus and robustus a synonym of maculatus. Habitat: San Antonio; Buenos Aires. 5. Cynolebias porosus Steindachner, Steindachner, 1876, 124. Habitat : Pernambuco. Girardinichthys Bleeker. Limnurgus Giinther. Type : Girardinichthys innominatus Bleeker. Range that of the single species. 1. Girardinichthys innominatus Bleeker, Meek, 116. Limnurgus varicgatus Giinther; Chara- codon geddesi Regan. Habitat : Valley of Mexico. Ilyodon Eigenmann. 'Type: Ilyodon paraguayensis Eigen- mann. Range that of the single species. 1. Ilyodon paraguayensis Eigenmann, 1907a, 428. Characodon Giinther. Type : Characodon lateralis Giinther. Range : Mexico and Central America. 1. Characodon multiradiatus Meek, Meek, 119. Habitat: Rio Lerma Basin. 2. Characodon' eiseni Rutter,2 .Meek, 119. Habitat: Lowland streams of Jalisco and Tepic. 3. Characodon variatus Bean, .Meek, 120. Characodon ferrugiueus Bean. Habitat: Rio Lerma Basin. 4. Characodon lateralis Giinther, Meek, 121. Habitat : Central America, north to Jalisco. 5. Characodon garmani Jordan & Ever- mann,3 Meek, 12*1. Habitat : Headwaters of Rios Mezqui- tal and Nazas. 2 = variatus fide Regan. 3 = lateralis fide Regan. 456 6 PATAGONIAN EXPEDITIONS! ZOOLOGY. Characodon furcidens Jordan & Gilbert, Meek, 122. Habitat: Southern Lower California and lowland streams of Jalisco and Colima. Chapalichthys Meek. Type: Characodon encaustus Jordan & Snyder. Range that of the single species. 1. Chapalichthys encaustus (Jordan & Snyder) Meek, 123. Habitat : Basin of the Rio Lerma. Cyprinodon Lacepede. Prinodon Rafinesque. Type : Cyprinodon varie gatus Lace- pede.. Range: Central America nortli to Rio Colorado and Cape Cod, south to the Amazon. 1. Cyprinodon bovinus Baird & Girard, Meek, 126. C. eximius Girard; C. laiifasciatus Garman ; C. elegans Meek. Habitat : Rio Nasas and headwaters of the Rio Mezquital. A2. Cyprinodon amazonus Eigenmann, Eigenm., 1894, 627. Habitat : Lower Amazon. 3. Cyprinodon martcB Steindachner, Steind., 1876, 28. Habitat : Near mouth of the Rio Mag- dalena. 4. Cyprinodon variegatus Lacepede, J. & E., 672. Esox ovinus Mitchill; Lebias rhotn- boidalis Val., Lebias ellipsoidea Le Sueur; Cyprinodon gibbosus B. & G. ; Trifarcins riverendi Poey. 5. Cyprinodon dcarborni Meek, Meek, 1909, 208. Habitat: CuraQoa, Dutch W. I. Pseudoxiphophorus Bleeker.1 Pcccilioidcs Steindachner. Type : Xipliophorus bimaculatus Heckel. Range : Eastern slope of Mexico. 1. Pseudoxiphophorus bimaculatus (Heckel), Meek, 127. P. reticulaius Troscli. ; P. b. tccniatus Regan. Habitat : Eastern slopes of Mexico from Jalapa to Guatemala, up to an altitude of 600 feet. 2. Pseudoxiphophorus jonesi Giinther, Regan, 1907a, 260. P. bimaculatus J. & E., non Heck.; P. pauciradiatus Regan. Habitat: Orizaba. Petalosoma Regan. Type: Petalosoma cultratum Regan. Range that of the single species. 1. Petalosoma cultratum Regan, Regan, 1909^, 458. Habitat: Costa Rica. Gambusia Poey. Type: Gambusia punctata Poey. Range : Mexico north to the Southern States. 1. Gambusia punctata Poey, .J. & E., 679. Habitat : Fresh waters of Cuba. 2. Gambusia puncticulata Poey, J. & E., 680. Habitat : Fresh waters of Cuba. 3. Gambusia annectens Regan, Regan, 190717, 259. Habitat: Carrullo and Juan Venas, Costa Rica. 4. Gambusia cpiscopi Steindachner, J. & E., 683. Habitat : Ditches at Obispo, Panama. 1 This genus should according to Regan be merged with Gambusia. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 457 5. Gambusia fasciata Meek, ..Meek, 129. Habitat: Pacific slope of the Isthmus of Tehuantepec. 6. Gambusia gracilis (Heckel), Meek, 130. Habitat : Both slopes south of the City of Mexico. 7. Gambusia affinis (Baird & Girard), Meek, 130. Heterandria nobilis Baird & Girard; Gambusia spcciosa, gracilis and sen- ilis Girard. Habitat: Rio Panuco ; Rio Conchos and northward. 8. Gambusia tridentiger Garman, J. & E., 2833. Habitat: Fresh waters of the Isthmus of Panama. 9. Gambusia infans Woolman, Meek, 131. Habitat: Rio Lerma Basin. 10. Gambusia bonita Meek, . . . .Meek, 132. Habitat: Rio Papaloapam. 11. Gambusia terrabensis Regan, Regan, 1907a, 260. Habitat : Rio Grande de Terraba, Pa- cific slope of Costa Rica. 12. Gambusia rhabdophora Regan, Regan, iqo&d. Habitat : Costa Rica. Paragambusia Meek. Type: Gambusia nicaraguensis Giin- ther. Range that of the single species. I. Paragambusia nicaraguensis (Giinther), Meek, 133. Habitat: Southern Mexico and Lake Nicaragua. Belonesox Kner. Type : Belonesox belizanus Kner. Range that of the single species. 1. Belonesox belizanus Kner, ..Meek, 135. Habitat : Southern Mexico ; Lake Pe- ten; Honduras; Guatemala. Anableps Bloch. Type : Anableps tetrophthalmus Bloch. Range : Isthmus of Tehuantepec to the Amazons. 1. Anableps dowei Gill Meek, 136. Habitat : Rio Tehuantepec to Panama. A2. Anableps anableps (Linnaeus), Giinther, VI, 337. Anableps tetrophthalmus Bloch; A. su- rinamensis Lacepede ; A. gronovii Cu- vier & Valenciennes; A. lineatus Gronow. Habitat: Guianas; Orinoco; Amazons. A3. Anableps microlepis Garman, Garman, 78. Anableps coactatus and elongatus Cu- vier & Valenciennes. Habitat : Para to Guiana. Fitzroya Giinther. Jcnynsia Giinther. Type: Labias multidentatus Jenyns. Range : La Plata to Rio Grande do Sul. 1. Fitzroya lineata (Jenyns), Garman, 69. Lebias multidentatus Jenyns; Pcccilia punctata Valenciennes ; Xiphophorus obscurus minor and heckclii Weyen- berg. Habitat: La Plata and Rio Grande do Sul. 2. Fitzroya pyrogramma Boulenger, Boul., 1902, 336. Habitat : Argentine Republic. Glaridichthys Garman. Glaridodon Garman. Type : Glaridodon latidens Garman. Range : Cuba and northern Mexico. 1. Glaridichthys latidens (Garman), Meek, 134. Habitat: Chihuahua. 2. Glaridichthys uninotatus Poey, J. & E., 687. 458 PATAGONIAN EXPEDITIONS : ZOOLOGY. Habitat: Fresh waters of Cuba. 3. Glaridichthys falcatus Eigenmann, Eigenm., 1903, 224. Habitat: Fresh waters of Cuba. 4. Glaridichthys torralbasi Eigenmann, Eigenm., 1903, 225. Habitat: Fresh waters of Cuba. Toxus Eigenmann. Type: Toxus riddlei Eigenmann. Range that of the single species. 1. Toxus riddlei Eigenmann, Eigenm., 1903, 226. Habitat: San Cristobal, Cuba. GlRARDINUS Poey. Type: Girardinus mciallicus Poey. Range: Cuba to Rio Grande do Sul. 1. Girardinus metallicus Poey, J. & E., 687. Habitat: Fresh waters of Cuba. 2. Girardinus denticulatus Garman, Garman, 47. Habitat: Remedios, Cuba. 3. Girardinus creolus Garman, Garman, 47. Habitat : Cuba. 4. Girardinus garman i Eigenmann, Eigenm., 1903, 226. Habitat: Pinar del Rio, Cuba. 5. Girardinus caucanus Steindachner, Steind., 1880. Habitat : Cauca. Phalloptycus Eigenmann. Type: Girardinus januarius Hensel. Range that of the single species. 1. Phalloptychus januarius (Hensel), E., 1907,*, 430. Girardinus iheringii Boulenger; f Gambusia gracilis Perugia. Habitat : Rio de Janeiro to Rio Grande do Sul. Phalloceros Eigenmann. Type : Girardinus caudomaculatus Hen- sel. Range that of the single species. 1. Phalloceros caudomaculatus (Hensel), E., \907a, 431. Habitat: Rio Negro to Rio de Janeiro and Paraguay. Acanthophacelus Eigenmann, Type : Pcecilia reticulata Peters. Range: Leeward Islands, northern South America. 1 Acanthophacelus guppii (Giinther), G., VI, 353- Habitat: Trinidad; Venezuela. 2. Acanthophacelus reticulatus (Peters), J. & E., 2833- Pcecilia vandepolli1 and orubensis Van Lidth de Jende. Habitat: Leeward Islands; Guiana. 3. Acanthophacelus melanzonus Eigenmann, Eigenm., 1909, 51. Habitat: Georgetown Trenches. 4. Acanthophacelus bifurcns Eigenmann, Eigenm., 1909, 52. Habitat: Creeks near Wismar, British Guiana. Cnesterodon Garman. Type: Pcecilia dccemmaculata Jenyns. Range : Amazons to Maldonado. 1. Cnesterodon decemmaculatus (Jenyns), Garman, 44. Habitat: Rio Grande do Sul to Mal- donado. A2. Cnesterodon scalpridens Garman, Garman, 45. Habitat: Amazons. Goodea Jordan. Type: Goodea atripinuis Jordan. Xenendum Jordan & Snyder. Range: Rio Lerma Basin and head- waters of the streams approaching it. 1. Goodea whitei Meek, Meek, 137. 1 Meek, 1909, 209, considers this a Girardinus. eigenmann: catalogue of fresh water fishes. 459 Habitat : Upper Balsas Basin. 2. Goodea toiveri Meek, Meek, 138. Habitat : Upper Panuco Basin. 3. Goodea luitpoldi (Steindachner),1 Meek, 139. Xenendtim xaliscone Jordan & Snyder. Habitat: Rio Lerma Basin. 4. Goodea atripinnis Jordan, ..Meek, 140. Xenendum caliente Jordan & Snyder. Habitat : Lerma and Panuco Basins. 5. Goodea calientis Jordan & Snyder, Meek, 148. Goodea atripinnis Meek. Habitat : Lerma and upper tributaries of Rio Panuco. Skiffia Meek. Type : Skiffia lermce Meek. Range : Lerma Basin. 1. Skiffia multipunctata (Pellegrin), Meek, 141. Habitat: Rio Lerma Basin. 2. Skiffia lermae Meek, Meek, 142. Habitat: Rio Lerma Basin. 3. Skiffia variegata Meek Meek, 143. Habitat: Rio Lerma Basin. 4. Skiffia bilineata (Bean), ..Meek, 144. Habitat: Rio Lerma Basin. Platypcecilus Giinther.2 Type : Platypcecilus maculatus Giin- ther. Range : Mexico, south to Panama. 1. Platypcecilus maculatus Giinther, Meek, 145. Habitat : Atlantic lowland streams south of Vera Cruz. 2. Platypcecilus tropicus Meek, Meek, 1907a, 146. Habitat : Costa Rica at Turrialba. 3. Platypcecilus spilonotus Regan, Regan, 1909, 460. 1 = atripinnis fide Regan. * Platypcecilus menlalis Gill may be found in fresh Habitat: San Jose. 4. Platypacilus nelsoni Meek, . .Meek, 147. Habitat : Papayo ; Guerrero. Heterandria Agassiz. Type: Linda formosa Girard. Range : Cuba and Mexico to Amazon. 1. Heterandria pleurospilus (Giinther), Meek, 148. Habitat : Pacific slope of southern Mex- ico and Central America; Lake of Dueiias. 2. Heterandria lutzi Meek, . . . .Meek, 148. Habitat: Atlantic and Pacific slopes of southern Mexico. 3. Heterandria presidionis Jordan & Cul- ver, Meek, 152. Habitat: Presidio. 4. Heterandria cubensis Eigenmann, E., 1903, 227. Habitat : Fresh waters of western Cuba. A5. Heterandria minor Garman, Garman, 92. Habitat : Villa Bella. Pcecilia Bloch & Schneider. Type : Pcecilia vivipara Bloch & Schnei- der. Range: West Indies and Mexico to Ecuador and Montevideo. 1. Pcecilia vittata Guichenot, . .J. & E., 692. Limia cubensis Poey. Habitat : Cuba. 2. Pcecilia latipunctata Meek,3 ..Meek, 150. Habitat : Basin of the Rio Panuco. 3. Pcecilia butleri Jordan, . . . .Meek, 151. Habitat: Fresh and brackish water from Mazatlan to Tehuantepec. 4. Pcecilia sphenops Cuvier & Valencien- nes, Meek, 153. Moliencsia fasciata Miiller & Troschel ; Gambusia modesta and plumbea water at Panama. Proc. Acad. Nat. Sci. Phila, 1876, 335- 3= sphenops fide Regan. 460 PATAGONIAN EXPEDITIONS: ZOOLOGY. Troschel ; Pcccilia mexicana Stein- dachner; Pcccilia limantouri Jordan & Snyder; P. chisoyensis dovii gillii Gunther. Habitat : Atlantic slope from Monterey, Mexico, to Costa Rica; Pacific slope from the Rio Balsas, Mexico, to Lake Amatitlan, Guatemala. 5. Poecilia vivipai'a Bloch & Schneider, J. & E., 691. Pcecilia surinamensis and unimaculata Valenciennes ; Pcecilia schneideri Cu- vier & Valenciennes. Habitat: Martinique; Guianas ; Rio Grande do Sul and Paraguay. A6. Pcccilia vivipara para Eigenmann, Eigenm., 1894, 628. Habitat : Rio das Mogubas ; Para. 7. Pcccilia gillii (Kner & Steindachner),1 J. & E., 692. Habitat: Rio Chagres. 8. Poecilia thermalis Steindachner,1 J. & E., 693- Habitat : Warm springs of San Salva- dor, Mexico. 9. Pcccilia pctenensis Gunther, J. & E., 694. Habitat: Lake Peten. 10. Pcccilia boucardi Steindachner,1 J. & E., 695. Habitat : Atlantic slope of the isthmus of Panama. 11. Poecilia dominicensis Cuvier & Valen- ciennes, J. & E., 696. Habitat : San Domingo and the Barba- does. 12. Pcccilia mclanogastcr Gunther, J. & E., 696. Habitat: % Jamaica. 13. Pcccilia spilurus Gunther, J. & E., 697. Habitat: Central America. 14. Pcccilia elongata Gunther, J. & E., 697. Habitat : Streams about Panama. 15. Poecilia punctata Cuvier & Valenciennes, Gunther, VI, 65. Habitat: Montevideo. ' = sphenops fide Regan. 16. Poecilia salvatoris Regan, 1907-8, 104. P. thermalis Regan (non Steind.). Habitat : Salvador. 17. Pcecilia festae Boulenger, .... 1898, 13. Habitat : Hot springs, San Vicenta ; Santa Elena, Ecuador. A 1 8. Poecilia branneri Eigenmann, 1894, 629. Habitat: Santarem; Para. A 1 9. Pcccilia amazonica Garman, Garman, 64. Habitat: Santa Cruz; Para. 20. Poecilia amates Miller, Miller, 1907, 108. Habitat : Basin of Rio Motagua. 21. Pcccilia tenuis Meek, Meek, 1907^7, 147. Habitat : Costa Rica. 22. Poecilia caudata Meek, Meek, 1909, 209. Habitat : Costa Rica. 23. Poecilia retropinna Regan, Regan, 1908^, 458. Habitat : Costa Rica. A24. Pcccilia hetcristia Regan, Regan, 1909, 235. Mollienesia Le Sueur. Type: Mollienesia latipinna Le Sueur. Range: South Carolina to Lake Peten. 1. Mollienesia latipinna Le Sueur, Meek, 155. Poecilia multiline at a Le Sueur; P. line- olata, Limia pcccilioides, jormosa and matamorensis Girard. Habitat : Lowland streams from Yuca- tan to South Carolina. 2. Mollienesia jonesi Gunther, J. & E., 689. Habitat: Lake Alcohuaca and Hua- mantla, Mexico. 3. Mollienesia petenensis Gunther, J. & E., 700. Habitat : Lake Peten. Xiphophorus Heckel. Type: Xiphophorus helleri Heckel. Range : Atlantic slope of Mexico and Guatemala. eigenmann: catalogue of fresh water fishes. 461 1. Xiphophorus helleri Heckel, J. & E., 701. Habitat: Atlantic slope of Mexico and Guatemala. 2. Xiphophorus guentheri Jordan & Ever- mann J. & E., 702. Habitat : Rio Chisoy. 3. Xiphophorus jalaps Meek,1 .Meek, 156. Habitat: Central Vera Cruz. 4. Xiphophorus montezuma Jordan & Sny- der, Meek, 158. Habitat: Rio Panuco Basin. 5. Xiphophorus strigatus Regan, Regan, 1907, 65. X. helleri Meek (non Heckel). Habitat: Southern Mexico, Vera Cruz and Oaxaca. 6. Xiphophorus brevis Regan, Regan, 1 907-8, 108. Habitat: Stann Creek, British Hon- duras. Orestias Valenciennes. Orestiasini, Orestiasijormes Bleeker. Type : Orestias cuvieri Valenciennes. Range : Titicaca Basin ; headwaters of Urubamba; Rio Rimac. 1. Orestias cuvieri Valenciennes, Garman, 147. Orestias humboldti Valenciennes; O. pentlandi Castelnau, non Valen- ciennes. Habitat : Lake Titicaca. 2. Orestias pentlandi Valenciennes, Garman, 148. Orestias bairdii Cope. Habitat : Lake Titicaca ; Cuzco Valley. 3. Orestias elegans Garman, Garman, 149. Habitat : Small lakes in headwaters of Rio Rimac, 4,200 meters. 4. Orestias miilleri Valenciennes, Garman, 149. 1 According to Regan this is helleri. Orestias luteus Giinther, (non Val.). Habitat : Lake Titicaca. 5. Orestias agassisi Valenciennes, Garman, 150. Orestias tschudii Castelnau ; O. owenii Giinther, in part; 0. ortoni and jron- tosus Cope. Habitat : Lake Titicaca. 6. Orestias owenii Valenciennes, Garman, 152. Habitat : Lake Titicaca. 7. Orestias albus Valenciennes. Orestias miilleri Giinther, in part. Habitat : Lake Titicaca. S. Orestias neveni Pellegrin, .P., 1907, 24. Habitat : Lake Titicaca. 9. Orestias olivaceus Garman, Garman,' 152. Habitat : Land-locked lake Umayo, nine miles northwest of Lake Titi- caca and 100 feet higher. 10. Orestias luteus Valenciennes, Garman, 154. Orestias miilleri Giinther, in part. Habitat : Lake Titicaca. 11. Orestias jussiei Valenciennes, Garman, 155. Orestias jussieui Castelnau. Habitat : Titicaca and Guasacona River; Lake Chinchoro near Cuzco. 12. Orestias inccc Garman, ..Garman, 155. Habitat : Lake Titicaca. 13. Orestias tirapatcc Boulenger, Boulenger, 1902, 153. Habitat: Andes of Eastern Peru. Tomeurus Eigenmann. Type : Tomeurus gracilis Eigenmann. Range that of the single species. 1. Tomeurus gracilis Eigenmann. Habitat: Wismar and Aruka River, British Guiana. 462 PATAGONIAN EXPEDITIONS I ZOOLOGY. Family GALAXI Galaxias Cuvier. -1 Me sites Jenyns. Type : Galaxias truttaccus Cuvier. 1. Galaxias attenuates (Jenyns). Mesites gracillimus Canestrini ; Galax- ias minutus Philippi ; ? G. punctatus Philippi. Habitat: Southern Patagonia, Tierra del Fuego and Falkland Islands. Galaxias maculatus (Jenyns). Galaxias coppingeri Giinther; Mesites atteuuatus Jenyns. Habitat: Puerto Montt, south to the 5- 2. id^.1 Falkland Islands and St. Augustine. Galaxias platei Steindachner. ? Galaxias grandis Philippi; G. delfini Philippi. Habitat : Southern Patagonia. Galaxias alpinus (Jenyns). Habitat : Alpine lakes of Hardy Penin- sula, Tierra del Fuego. Galaxias smittii Regan. Habitat : Falkland Islands. Galaxias titcombi Evermann & Kendall. Habitat : Rio Traful, Argentina. Galaxias bullocki Regan, Regan, iqo8£. Habitat : Southern Chili. Family APLOCHITONIDyE. Aplochiton Jenyns. Farionella Cuvier & Valenciennes. Haplochiton Giinther. Type: Aplochiton zebra Jenyns. 1. Aplochiton zebra Jenyns. Farionella gayii Cuvier & Valenciennes. Habitat : Puerto Montt and south to the Falkland Islands. 2. Aplochiton tccniatus Jenyns. Habitat : Southern Patagonia and Tierra del Fuego. Order SYNENTOGNATHI. Tylosurus Cocco. Cocco = 712. Type : Tylosurus cantraini T. acus Lacepede. Range: Marine, entering rivers. 1. Tylosurus micro ps (Giinther), J. & E Habitat: Guiana. A2. Tylosurus amasonicus (Steindachner), J. & E., 712. Habitat: Para; Manacapuru; Tajapuru. A3. Tylosurus almeida (Quoy & Gaimard), J. &E., 715. Belone timucu Cuvier & Valenciennes; 1 For a detailed account of the Galaxiidoe see Section I of this report. Family BELONIDyE. B. truncata and guianensis Giinther, non Miiller & Troschel. Habitat: Surinam to Rio de Janeiro. 4. Tylosurus marinus (Walbaum), J. & E., 714. Esox longirostris Mitchill ; Belone trun- cata Le Sueur; B. scrutator Girard. Habitat : Cape Cod to Yucatan, enter- ing rivers. 5. Tylosurus fluviatilis Regan, Regan, 1903, 626. Habitat: Rivers of northwestern Ecua- dor. 6. Tylosurus scapularis Jordan & Gilbert, J. & E., 711. Habitat : Panama. eigenmann: catalogue of fresh water fishes. 463 Athlennes Jordan & Fordice. Type : Belone hians Cuvier & Valen- ciennes. Range : Marine. Ai. Athlennes hians (Cuvier & Valen- ciennes), J. & E., 718. Belone maculata Poey. Habitat : West Indies to Bahia, enter- ing rivers. Potamorrhaphis Gunther. Type: Belone tceniata Gunther = guia- nensis Schomburgk. Range that of the single species. A 1. Potamorrhaphis guianensis (Schom- burgk) , Gunther, VI, 256. Belone scolopacina Cuvier & Valen- ciennes ; Belone tceniata Gunther. Habitat : Guiana to Paraguay. Mugil Linnaeus. Type : Mugil cephalus Linnaeus. Range : Marine. In many seas. 1. Mugil curema Cuvier & Valenciennes, J. & E., 813. Mugil petrosus C. & V. ; M. brasilien- sis Jordan & Gilbert. Habitat : Both coasts, entering rivers. 2. Mugil platanus Gunther, Gunther, '80, 9. Order ACANTHOPTER^. Family MUGILID^E. Subfamily Mugilin^:. Habitat : Rio de La Plata. A3. Mugil xingueusis Steindachner, St., 1907^ 489. Habitat: Xingu. Several species of Mugil are found along the coasts of South America and most of them may be found en- tering fresh water. Subfamily Agonostominle. Agonostomus Bennett. Type: Agonostomus telfairii Bennett. Range: Fresh waters of the West In- dies; Central America; New Zea- land ; Australia ; Celebes, etc. (Dajaus Cuvier & Valenciennes.) (Type: Dajaus monticola Cuvier & Va- lenciennes). 1. Agonostomus percoides Gunther, J. & E., 819. Habitat : Fresh waters of Santo Do- mingo ; Trinidad. 2. Agonostomus monticola Bancroft, J. & E., 819. Habitat: West Indies to Trinidad; At- lantic and Pacific slope of Mexico and Central America. 3. Agonostomus microps Gunther, J. & E., 820. Habitat : Rio Guacalate. 4. Agonostomus macracanthus Regan, Regan, 1907, 65. Habitat: Rio Guacalate, Guatemala. 5. Agonostomus salvini Regan, Regan, 1907, 66. Habitat: Rio Nacasil, Guatemala. 6. Agonostomus nasutus Gunther, G., Ill, 463- N. dig net i Vaill. Habitat: Mountain torrents of Lower California to Costa Rica. Xenorhynchichthys Regan. Type : Joturus stipes Jordan & Gilbert. Range that of the single species. 464 PATAGONIAN EXPEDITIONS : ZOOLOGY. I. Xenorhynchichthys stipes (Jordan & Gil- bert). Habitat : Central America. Joturus Poey. Type : Joturus pichardi Poey. 1. Joturus pichardi Poey, ... .J. & E., 821. Agonostoma globiceps Giinther. Habitat : Cuba, in mountain streams. Protistius Cope. Type : Protistius semotilus Cope. Range that of the single species. 1. Protistius semotilus Cope, ..1874 66. Habitat: Peruvian 12,000 feet. Andes. Elevation 2. Gastropterus Cope. Pisciregia Abbott. Type : Gastropterus archcens Cope. Range : Ocean to 7,500 feet. Gastropterus archaeus Cope, Cope, 1878, 700. Habitat : Arequipa, Pacific slope of Peru. Altitude 7,500 feet and ocean? Gastropterus beardsleei Abbott. Habitat: Coast of Peru. Atherina Linnaeus. Membras Bonaparte. Type: Atherina hepsetus Linnaeus. Range : Marine. Fresh waters of Cuba 1. Atherina evermanni Eigenmann, Eigenm., 1903 Habitat : Western Cuba. Chirostoma Swainson. Atherinoides, Atherinichthys Bleeker; Heterognathus Girard. Type: Atherina humboldtiana Cuvier & Valenciennes. Range : Mexico. (Eslopsarum Jordan & Evermann.) (Type : Chirostoma jordani Woolman.) 1 Atherinichthys argentinensis C. & V., La Plata; Odontesthes perugiw Evermann & Kendall, Argentina. Family ATHERINID^.1 1. Chirostoma jordani Woolman, Meek, 169. Chirostoma brasiliense Jordan; Athe- rinichthys brevis Steindachner. Habitat: Rio Lerma and the valley of Mexico. 2. Chirostoma breve Steindachner, St., 1895, 526. Habitat : Rio Lerma ; valley of Mexico. 3. Chirostoma mezquital Meek,2 Meek, 170. Habitat: Durango. 4. Chirostoma arge Jordan & Synder, Meek, 171. Habitat: Rio Lerma Basin. 5. Chirostoma bartoni Jordan & Ever- mann Meek, 1 72. Habitat : Rio Lerma Basin. 6. Chirostoma attenuatum Meek,3 Meek, 172. Habitat : Rio Lerma Basin. 7. Chirostoma labarcae Meek1, Meek, 173. Habitat: Rio Lerma Basin. 8. Chirostoma patzcuaro Meek, Meek, 174. Habitat : Rio Lerma Basin. 9. Chirostoma zirahuen Meek,4 Meek, 174. Habitat: Rio Lerma Basin. (Chirostoma.) 10. Chirostoma humboldtianum (Cuvier & Valenciennes), Meek, 175. Atherina vomerina C. & V. " = jordani fide Regan. 3 = bartoni fide Regan. *= bartoni fide Regan. eigenmann: catalogue of fresh water fishes. 465 Habitat : Rio Lerma and valley of Mexico. 1 1. Chirostoma chapalae Jordan & Snyder, Meek, 176. Habitat: Rio Lerma Basin. 12. Chirostoma grandoculis Steindachner, Meek, 176. Habitat: Rio Lerma Basin. 13. Chirostoma promelas Jordan & Sny- der Meek, 177. Habitat : Rio Lerma Basin. 2. Menidia guatemalensis (Giinther), J. & E., 801. Habitat : Lakes of Guatemala. 3. Menidia laticlava (Cuvier & Valen- ciennes). Habitat : Chili and Patagonia. 4. Menidia mauleana (Steindachner), Habitat : Pichi Lagune, a branch of Lake Llanquihue. 5. Menidia hatcheri Eigenmann. Habitat : Lake Pueyrredon. (Lethestole Jordan & Evermann.) (Type: Chirostoma estor Jordan.) 14. Chirostoma diazi Jordan & Snyder, J. & S., 1899, 137- Chirostoma sphyrana Meek, 11011 Bou- lenger. Habitat: Rio Lerma Basin. 15. Chirostoma sphyraena Boulenger, Meek, 177. C. lerma J. & S. Habitat : Rio Lerma Basin. 16. Chirostoma lucius Boulenger, Meek, 178. Chirostoma crystallinum Jordan & Snyder. Habitat: Rio Lerma Basin. 1 7. Chirostoma ocotlane Jordan & Snyder, Meek, 180. Chirostoma lucius Boulenger, part. Habitat : Rio Lerma Basin. 18. Chirostoma estor Jordan, ..Meek, 180. Atherinichthys albus Steindachner. Habitat: Rio Lerma and valley of Mex- ico. Menidia Bonaparte. Type: Atherina menidia Linnaeus. Range: Marine. Many species in the Atlantic and Pacific of North and Central America. 1. Menidia sallei (Regan), ....Meek, 181. Habitat: Mexico. Thyrina Jordan & Culver. Melaniris Meek. Type : Thyrina evermanni Jordan & Culver. Range: Pacific slope of Mexico. 1. Thyrina guatemalensis (Giinther), Regan, 1907-8, 64. Th. evermanni and crystallina Jordan & Culver; Melaniris balsanus Meek. Habitat: Rio Presidio; Sinaloa. 2. Thyrina meeki Miller, . . . M., 1907, no. Habitat: Rio Montagua Basin, Guate- mala. 3. Thyrina sardina Meek, Meek, 1907, 114. Habitat: Lakes of Nicaragua. Xenatherina Regan. Type : Menidia lisa Meek. Range that of the single species. 1. Xenatherina lisa (Meek), Regan, 1907-8, 64. Atherinopsis Girard. Basilichthys Girard. Type: Atherinopsis calif orniensis Gir- ard. Range: California to Patagonia. I. Atherinopsis regius (Humboldt). Atherina microlepidota Jenyns. Habitat : Callao to Gallegos and ? Mon- tevideo, entering fresh waters. 466 PATAGONIAN EXPEDITIONS: ZOOLOGY. 2. Atkerinopsis bonariensis (Cuvier & Val- enciennes), Evermann & Kendall, 1906, 95- Habitat: Lakes of Argentina. Family POLYCENTRIDyE. 2. Polycentrus Muller & Troschel. Type : Polycentrus schomburgkii Mul- ler & Troschel. Range: Guiana and Trinidad. Polycentrus schomburgkii Muller & Tro- schel, Giinther, III, 370. Habitat: Essequibo; Orinoco; Trini- dad. Polycentrus tricolor Gill, Giinther, I II, 370. Habitat :Trinidad. Monocirrhus Heckel. Type : Monocirrh us poly acanthus Heckel. Range that of the single species. Al. Monocirrhus polyacanthus Heckel, Giinther, III, 371. Habitat: Rio Cupai and ponds near the Rio Negro. Family CENTROPOMID^E. Centropomus Lacepede. O x y lab r a x Bleeker; Macrocephalus Brown. Type : Sciccna undecimalis Bloch. Range : Marine. Some, possibly all, of the species entering or living in fresh water. Ai. Centropomus medius Giinther, J. & E., 11 19. C. grandocnlatus E. & J. ; C. pedimac- ula part J. & E. Habitat : Atlantic and Pacific coasts, entering rivers. A2. Centropomus parallelus Poey, J. & E., 1 122. C. gabbi and heringi Fowler; C. mexi- canus Bocourt. Habitat: Cuba to Bahia; Pacific coast, entering rivers. 3. Centropomus undecimalis (Bloch), J. & E., 1 1 18. C. undecimradiatus, boubina and aureo- viridis Lacepede ; C. argenteus Re- gan ; C. appcndiculatus Poey. Habitat: Atlantic coast, entering rivers. A4. Centropomus pectinatus Poey, J. & E., 1 122. C. pedimacula Poey. Habitat : Cuba to Pernambuco, enter- ing rivers. 5. Centropomus nigrescens Giinther, Regan, 50. Habitat : Rio Presidio to Panama. 6. Centropomus robalito Jordan & Gilbert, J. &E., 1123. C. armatus Giinther, non Gill. Habitat: Pacific coast from Mazatlan to Panama, entering rivers. 7. Centropomus armatus Gill, Regan, 1903, 627. C. atridorsalis Regan; C. brevis Giin- ther. Habitat: Rio Vaqueria near La Tola, northwestern Ecuador. 8. Centropomus ensiferus Poey, Regan, 1906c, 391. C. affiuis Steind. ; C. scaber Bocourt. Habitat: Guiana. eigenmann: catalogue of fresh water fishes. 467 Family SERRANIDiE.1 Percichthys Girard. Type : Perca trucha Cuvier & Valen- ciennes. Range : Valparaiso to the Rio Negro. 1. Percichthys trucha (Cuvier & Valen- ciennes) . Perca lecvis Jenyns; Percichthys chilen- sis Girard. Habitat: South of Santiago and the Rio Negro of Patagonia. 2. Percichthys melanops Girard. Perca pocha Philippi. Habitat : Santiago to Curico, Chili. 3. Percichthys altipinnis Regan. Habitat: Rio Colorado, Buenos Aires. 4. Percichthys vincigueras Perugia. Habitat: Rio Santa Cruz. Percilia Girard. Type : Percilia gillissii Girard. Range that of the single species. 1. Percilia gillisii Girard. Habitat : Central Chili. Family H/EMULIDyE. Pomadasis Lacepede. Pristopoma Oken ; Rhencus and Rhonis- cus Jordan & Evermann. Type: Pomadasis argenteus Lacepede. Range : Marine. Tropical seas, enter- ing rivers. Pomadasis boucardi Steindachner, Regan, 1907-8, 43. P. templei Meek. Habitat : Rio Panuco, east coast. Pomadasis bayanus Jordan & Ever- mann, J. & E., 1331. Pristipoma humile Kner & Steindach- ner, non Bowditch ; Pristipoma labi- aciforme Boulenger. Habitat : Rio Bayano, near Panama. . Pomadasis andrei (Sauvage), J. & E., 1332. Habitat: Rio Guayas, near Guayaquil. A4. Pomadasis crocro (Cuvier & Valen- ciennes), J. & E., 1333. Pristipoma cultriferum Poey ; Poma- dasys approximate Bean & Dressel; P. starri Meek. Habitat: West Indies; Sao Matheos; Itabapuana; Cannavierias. 5. Pomadasis graudis Meek, Meek, 1907, 116. Habitat: Lake Nicaragua. 6. Pomadasis branicki (Steindachner), J. & E., 1333. Habitat: Mazatlan to Peru, entering rivers. 7. Pomadasis macracanthus Giinther, Regan, 1907-8, 42. Habitat : Rio Presidio to Panama. 8. Pomadasis leuciscus Giinther, Regan, 1907-8, 42. Habitat: California to Peru. Family SCI^ENIDiE Aplodinotus Rafinesque. Type: Aplodinotus grunniens Rafin- esque. Aplodinotus grunniens Rafinesque. Habitat: Chiapas, Mexico, northward through the Mississippi valley. 1 For details see the Patagonian section of this report. Plagioscion Gill. Diplolepis Steindachner. Type: Sciana squamosissima Heckel. Range: Rivers of the eastern slope of South America from the Magdalena to fhe La Plata. 468 PATAGONIAN EXPEDITIONS: ZOOLOGY. A I. Plagioscion squamosissimus (Heckel), J. & E., 1418. Sciccua rubella Schomburgk; Johnius crouvina and amazonicus Castelnau ; Corvina monacantha Cope. Habitat: Brazil and Guiana. 2. Plagioscion heterolcpis (Bleeker), J. & E., 1419. Habitat: Surinam. 3. Plagioscion ternetzi Boulenger, Boulenger, 1896, 25. Habitat : Paraguay Basin. A4. Plagioscion surinamensis (Bleeker), J. & E., 1419. Sciccua magdaleucc Steindachner. Habitat : Rio Magdalena to Para. A5. Plagioscion auratus Castelnau, Giinther, II, 281. Habitat: Rivers of Brazil, Pachyurus Agassiz. Lepipterus Cuvier & Valenciennes. Type : Pachyurus squamipinnis Agassiz. Range: Amazons; Paraguay; Rio San Francisco. Ai. Pachyurus squamipinnis Agassiz, Jordan & Eigenmann, 1889, 69. Pachyurus luudii Reinhardt. Habitat: Rio San Francisco and tribu- taries ; Para. 2. Pachyurus jrancisci (Cuvier & Valen- ciennes), Jordan & Eigenmann. 1889, 412. Pachyurus corvina Reinhardt. Habitat: Rio San Francisco and tribu- taries. 3. Pachyurus bonariensis Steindachner, Jordan & Eigenmann, 1889, 412. Sciccua adusta Hensel. Habitat: La Plata Basin; Rio Grande do Sul. A4. Pachyurus schomburghi Giinther, Jordan & Eigenmann, 1889, 412. Pachyurus nattereri Steindachner. Habitat: Amazons and tributaries; Paraguay. Pachypops Gill. Type : Micro pogon frifilis Miiller & Troschel. Range : Guiana to the Guapore and southeastern Brazil. Ai. Pachypops furcrccus (Lacepede), Jordan & Eigenmann, 1889, 413. Corvina biloba Cuvier & Valenciennes. Habitat: Rivers of Brazil and Guiana. A2. Pachypops trifilis (Miiller & Troschel) , Jordan & Eigenmann, 1889, 413. Habitat: Rio Guapore to Guiana. 3. Pachypops adspersus (Steindachner), Jordan & Eigenmann, 1S89, 414. Corvina grunniens Schomburgk. Habitat: Southeastern Brazil. Family PERCIDyE Etheostoma Rafinesque. Type: Etheostoma flabellare Rafin- esque. Range : Rio Mezquital north through Atlantic slope of America. (Rafinesquiellus Jordan & Evermann.) (Type: Aplesion pottsii Girard.) 1. Etheostoma pottsii (Girard), Meek, 197. Etheostoma micropterus Gilbert. Habitat: Headwaters of Rio Mezquital (Pacific slope), and Rio Conchos and Rio Nazas (Atlantic slope). eigenmann: catalogue of fresh water fishes. 469 Family CICHLIDyE.1 ChvETOBRanchus Heckel. Type : Chcctobranchus flavescens Heckel. Range : Guiana to the Guapore. Al. Chcctobranchus flavescens Heckel, Pellegrin, 164. Chcctobranchus brunneus Heckel; Chro- mys ucayalensis Castelnau ; Chccto- branchus robustus Giinther; Geopha- gus badiipinnis Cope. Habitat: Amazons, north to Guiana and south to the Guapore. A2. Chcctobranchus scmifasciatus Stein- dachner, Pellegrin, 165. Habitat: Amazons. Ch^tobranchopsis Steindachner. Type : Chcctobranchopsis orbicularis Steindachner. Range : Amazon and Paraguay. A 1. Chcctobranchopsis orbicularis Stein- dachner, Pellegrin, 165. Habitat : Amazons. 2. Chcctobranchopsis australis Eigenmann & Ward, E., 1907c, 144. Habitat : Paraguay. Cichla Bloch & Schneider. Type : Cichla ocellaris Bloch & Schnei- der. Range: Guianas to Argentina; not in southeast Brazil. A 1. Cichla ocellaris Bloch & Schneider, Pellegrin, 148. Cichla monoculus Agassiz ; C. ataba- pensis Humboldt ; ? C. orinocensis Humboldt; C. argus Valenciennes; Cychla nigro-maculata and trifasci- ata Schomburgk; Acharnes speci- osus Miiller & Troschel ; Cichla tou- counarai and ? multij asciata Castel- nau; Crenicichla orinocensis Giin- ther. Habitat : Amazons and northward. 1 For the details of this family see Pellegrin, 1904, and various papers by Regan, 1904 and 1905. A2. Cichla temensis Humboldt, Pellegrin, 149. Cichla tucunare Heckel; Cychla flavo- maculata Schomburgk; ? Cichla coni- bos Castelnau. Habitat: Orinoco; Amazons. 3. Cichla nicderleinii (Holmberg), Holmberg, 1891, 181. Habitat: Rio Pequiri, Misiones, Argen- tina. 4. Cichla chacoensis (Holmberg), Holmb., 1891, 182. Habitat: Formosa, Chaco, Argentina; Rio Paraguay and tributaries. Uaru Heckel. Type : Uaru amphiacanthoides Heckel. Range : Guiana and Amazon. Al. Uaru amphiacanthoides Heckel, Pellegrin, 212. Pomotis fasciatus Schomburgk; Uaru obscurum Giinther. Habitat: Amazons; ? Guiana. A2. Uaru imperialis (Steindachner), Pellegrin, 213. Habitat: Amazon near the Rio Negro. Herotilapia Pellegrin. Type: Heros multispinosus Giinther. Range that of the single species. I. Herotilapia multispinosa (Giinther), Pellegrin, 21 1. Habitat: Lake Managua. Paraneetroplus Regan. Type: Paraneetroplus bulleri Regan. Range that of the single species. 1. Paraneetroplus bulleri Regan, R., 1905, 436. Habitat : Rio de Sarabia, Mexico. Neetroplus Giinther. Type : Neetroplus nematopus Giinther. Range : Eastern slope of Mexico and Central America. 47° PATAGONIAN EXPEDITIONS: ZOOLOGY. I. Neetroplus nematopus Giinther, Pellegrin, 209. Neetroplus nicaraguensis Gill and Bransford. Habitat: Lakes Managua and Nica- ragua. 2. Herichthys bocourti Vaill. & Pell., Pellegrin, 1903, 246. Habitat : Guatemala. 3. Herichthys geddesi Regan, Regan, 1905, 436. Habitat : Southern Mexico. AcAROPSlS Steindachner. Type: Acara nassa Heckel. Range that of the single species. A 1. Acaropsis nassa (Heckel), Pellegrin, 144. Habitat: Guiana; Orinoco and Ama- zons. Petenia Giinther. Type : Petenia splendida Giinther. Range that of the single species. 1. Petenia splendida Giinther, Pellegrin, 207. Habitat : Lake Peten. TOMOCICHLA Regan. Type : Tomocichla undenvoodi Regan. Range that of the single species. 1. Tomocichla undenvoodi Regan, Regan, 1908^, 463. Habitat: Costa Rica. Herichthys Baird & Girard. Type : Herichthys cyanoguttatus Baird & Girard. Range: Texas to Guatemala. 1. Herichthys cyanoguttatus Baird & Gi- rard, J. & E., 1537. Neetroplus carpintis Jordan & Snyder; Heros temporatus Fowler. Habitat : Texas to northeastern Mexico. 1 ? A. filamentosus (Lacepede) and A. plani/rons (Kaup). 3 In 1839 Swainson (Nat. Hist. Fishes, Amph. and Rept., II) defined the genera Astronotus (p. 229) and Cichlasoma (p. 230). The types and only species of the genera are Loboles ocellatus Agassiz and Scitzna punctata Linnaeus. In 1840 Heckel defined his new genus Acara. It in- AsTRONOTUS Swainson. Acara Heckel restricted by Gill to crassi- spinis - ocellatus. Type : Lobotes ocellatus Agassiz. Range : Guiana to Peru and Paraguay. Al. Astronotus ocellatus (Agassiz), Pellegrin, 146. Acara crassispinis Heckel; Cychla rubro-ocellata Schomburgk; Acara compressus and ? hypostictus Cope. Habitat: Guiana, Amazons and Para- guay. A2. Astronotus ocellatus zebra Pellegrin, Pellegrin, 147. Habitat : Santarem. A3. Astronotus hypostictus Cope, Pellegrin, 146. Habitat : Marafion. Nannacara Regan. Type : Nannacara anomala Regan. Range that of the single species. 1. Nannacara anomala Regan, Regan, 1905, 344. Habitat : Essequibo. tEquidens Eigenmann & Bray.1'2 Type: Acara tetramerus Heckel. Range : Panama to the La Plata and western Ecuador. eluded the type of Swainson's Astronotus under the new name crassispinis and also that of Cichlasoma. He did not indicate a type, and he grouped the species as follows, describing the first thirteen in detail. Acara tnargarita Acara tetramerus = Cichlasoma bimaculatum. = JEquidens tetramerus eigenmann: catalogue of fresh water fishes. 471 Ai. Azqitidens tetramcrus (Heckel), Pellegrin, 135. t Solano, punctata Linnaeus; Acara vi- ridis, diadema, pallidas and dimerns Acara viridis Acara diadema Acara vittatus Acara pallidus Acara dorsigerus Acara marginatus Acara dimerus Acara nassa Acara cognatus Acara unicolor B. =: JEquidens tctramerus. = jEquidens tctramerus. = /Equidens vittatus. = /Equidens tetramerus. = /Equidens dorsigerus. = Cichlasoma bimaculatum. = /Equidens tctramerus. D. r^ Acaropsis nassa. = Acaropsis nassa. = Acaropsis nassa. E. = Astronotus ocellatus. as other species belonging to this = Tilapia nilotica. = Cichlasoma punctatum. = Cichlasoma bimaculatum. = Geophagus brasiliensis. = Cichlasoma bimaculatum. = Geophagus surinamensis. = Astatotilapia des/ontainii. = Astronotus ocellatus. Inasmuch as the species described by Heckel in- cluded members of four distinct genera and since he added members of three other genera from species known to him from descriptions, we cannot say that he had any very definite thing in mind when he framed the genus. In the generic description he refers to figures of the lower pharyngeals and gill-arches of Acara tetramerus and crassispims. As far as Heckel's work is concerned, his Acara, containing the type of Swainson's Astronotus (to the figure of which Heckel definitely refers in his generic description) might be a synonym of Astronotus or separate from it, depending altogether on which of his species, if any, he considered his type. If any presump- tion is permitted, it must be in favor of his first species or the last, or one of the species whose figures are referred to in his generic description. The first species is a synonym of Scicena bimaculata Linnseus and be- longs to the genus Cichlasoma of Swainson. If the first species is selected, the name Acara becomes a syn- onym of Cichlasoma. If the last species, crassispinis. is selected, Acara becomes a synonym of Astronotus, Acara crassispinis Hec kel enumerates genus : Acara niloticus Acara punttatus Acara gronovii A cara brasiliensis A cara ta?nia Acara surinamensis Acara desfontainit Acara ocellatus Heckel; Chromys punctata and uni- ocellata Castelnau. Habitat : Essequibo ; Amazons south to Rio Janeiro and Paraguay. since crassispinis is a synonym of ocellatus, the type of the latter genus. If one of the two species figured is selected we may have tetramerus or again crassispinis as the type for Acara. If the former is selected the name Acara will stand. Inasmuch as Heckel does not select a type, it is incumbent on a later naturalist to select a type from among the four species discussed, or from among any of Heckel's species. In the earliest paper by Gill (Synopsis of the Fresh- Water Fishes of Trinidad) he says, p. 19 : " As it \_Labrus punclatus, the type of Cichlasoma"] is a true Acara, the latter genus is consequently synonymous with Cychlasoma, and in accordance with the law of priority, the Swainsonian name must be adopted as that of the present genus." Gill re-defines the genus Cichlasoma, excluding several of Heckel's species, and continues : " With these characters, that species which Mr. Heckel . . . has described as the Acara crassispinis, will also be excluded [from the genus Cichlasoma~\ ; this species appears to be generically distinct from both Cychlasoma and from Astronotus of Swainson. ... If it should be found, on a more critical examination, to be really distinct from Astronotus, to which it is most nearly allied, Heckel's name of Acara might appropriately be retained as its generic name. ... It belongs to the section E of the genus Acara. in the arrangement of Heckel . . . ; the other sections ... all belong to Cychlasoma as now restricted." Gill thus removed from Acara all of Heckel's species but crassispinis. There can be no question that it was entirely within the province of Gill to restrict the genus to this species. But it was found later that crassispinis is a synonym of ocellatus, the type of Astronotus. Acara is therefore the exact synonym of Astronotus and cannot be used for anything else. Inasmuch as tctramerus and other spe- cies are distinct from Astronotus, I coined the name /Equidens for them in 1894. (Ann. N. Y. Acad. Sci., VII, 616, using the Acara tetramerus Heckel as type.) The name Acara has been resurrected by Regan (Ann. and Mag. Nat. Hist. (7), XV, 1905, p. 330), who says: " After removing from Heckel's genus the species which belong to Astronotus, Cichlasoma and Acaropsis, I use Acara for the remainder, regarding Gill's restric- tion of the name Acara to a species which was already the type of another genus as invalid." I know of no rule, ancient or modern, of scientific nomenclature which authorizes anyone to regard as invalid the work done by someone else, unless that work was done contrary to the accepted canons. In fact, the rules (if I am not mistaken) have been made especially to prevent this sort of procedure. 472 PATAGONIAN EXPEDITIONS: ZOOLOGY. 2. Aiquidens centralis (Holmberg), Pellegrin, 136. Habitat : Santiago del Estero, Argen- tina. 3. Aiquidens portalegrensis (Hensel), Pellegrin, 137. Habitat: Porto Alegre, Rio Grande do Sul ; Paraguay. A4. Aiquidens vittatus (Heckel), Pellegrin, 137. Habitat : Colombia to Guiana ; Am- azons and Paraguay. A5. Aiquidens syspilus (Cope), Pellegrin, 137. Habitat: Upper Amazons. A6. Aiquidens dorsigerus (Heckel), Pellegrin, 138. Habitat : Paraguay ; Amazons. 7. Aiquidens paraguayensis Eigenmann & Kennedy, Pellegrin, 139. Habitat : Paraguay. A8. Aiquidens flavescens (Cope), Regan, 1905, 343. Habitat: Ambyiacu. A9. Aiquidens thayeri (Steindachner) , Pellegrin, 139. Habitat: Amazons (Lago Maximo; Hyanuary; Teffe). 10. Aiquidens pulcher (Gill), Pellegrin, 140. Habitat: Rio Magdalena to Trinidad. 11. iEquidens coeruleopunctatus (Kner & Steindachner). Acara latifrons Steindachner. Habitat: Rio Chagres ; northwestern Ecuador. 12. Aiquidens latifrons (Steindachner), Pellegrin, 141. Habitat: Rio Magdalena. 13. .ffiquidens equinoctialis (Regan), Regan, 1905, 337. Habitat: Western Ecuador. 14. iEquidens rivulatus (Giinther), Pellegrin, 141. Acara pulchra Giinther, non Gill. Habitat: Western Ecuador. 15. Aiquidens sapayensis Regan. Habitat: Western Ecuador. 16. Aiquidens freniferus (Cope), Pellegrin, 141. Habitat : Ambyiacu. A17. Aiquidens viinutus (Hensel),1 Pellegrin, 142. Habitat : Porto Alegre, Rio Grande do Sul. 18. Aiquidens geayi (Pellegrin), Pellegrin, 142. Habitat: River Camopi, French Gui- ana. A19. Aiquidens subocularis (Cope), Pellegrin, 189. Geophagus (mesops) thayeri Stein- dachner. Habitat: Amazons. 20. Aiquidens maronii (Steindachner), Pellegrin, 143. Habitat: French Guiana. A21. Aiquidens zamorensis (Regan), Regan, 1905, 339- Habitat: Ecuadorian Amazons. Thorichthys Meek. Type: Thorichthys ellioti Meek. Range : Eastern slope of Mexico and Central America. 1. Thorichthys aureus (Giinther), Pellegrin, 202. Heros maculipinnis and helleri Stein- dachner. Habitat : Eastern Mexico, south of Vera Cruz; Guatemala. 2. Thorichthys ellioti Meek Meek, 223. Habitat : Vera Cruz, Mexico. 3. Thorichthys callolcpis Regan, Regan, 1904, 258. Habitat: Santo Domingo de Guzman. 4. Thorichthys affinis ( Giinther) . Habitat: Guatemala and British Hon- 1 Regan considers this the young of Geophagus gym- nogenys Hensel. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 473 duras; Lake Peten; Belize; Lake Floris. Cichlasoma Swainson.2 Type : Sciccna bimaculata Linnaeus. Range: Mexico to La Plata; on both slopes of Central America. Chiefly in middle America, few in South America. (i. Cichlasoma Swainson.) Ai. Cichlasoma bimaculatum (Linnaeus), Regan, 68. Labrus punctatus Linnaeus, part; Chro- mis taenia Bennet; Acara gronovii, margarita and marginatum Heckel. Habitat: Paraguay to Trinidad; Ama- zon. (2. Mesotiauta Giinther.) (Type: Heros festivus Heckel.) 2. Cichlasoma festivum (Heckel), Regan, 69. Heros insignis Heckel; Chromys acora Castelnau. Habitat: Paraguay to Orinoco. (3- ) 3. Cichlasoma facetum (Jenyns), Pellegrin, 181. Heros jenynsii Steindachner ; Heros acaroides Hensel." Habitat: La Plata Basin. 4. Cichlasoma autochthon (Giinther), Pellegrin, 199. La Plata Basin ; southeastern Brazil. A5. Cichlasoma oblongum (Castelnau), Pellegrin, 200. Habitat : Province Goyaz. 6. Cichlasoma globosum Miller, Miller, 1907, 114. 2 1 largely follow Regan (Ann. and Mag. Nat. Hist. (7), XVI, pp. 60-77, 225-243, 316-340, but retain Thorichthys as a distinct genus. Habitat : Motagua Basin. 7. Cichlasoma mahana Miller, Miller, 1907, 115. Habitat : Motagua Basin. 8. Cichlasoma acutum Miller, Miller, 1907, 117. Habitat : Motagua Basin. g. Cichlasoma milleri Meek, Meek, igoja, 142. Habitat : Motagua Basin. (4- ■) AlO. Cichlasoma tern porale (Giinther), Pellegrin, 182. Acara crassa Steindachner; Heros gccldii Boulenger. Habitat: Amazons; Guiana. Ail. Cichlasoma coryphanoides (Heckel), Pellegrin, 183. Heros niger Heckel. Habitat : Amazons. 12. Cichlasoma biocellatum Regan, Regan, 1909, 234. Habitat : Costa Rica. (5. Archocentrus Gill.) (Type: Heros centrarchus Gill & Bransford.) 13. Cichlasoma nigrofasciatum (Giin- ther), Pellegrin, 187. Habitat : Lakes Atitlan, Amatitlan and Guatemala. Cichlasoma octofasciatum Regan ; C. hedricki Meek, Regan, 331. Habitat: Southern Mexico to British Honduras. 14. Cichlasoma spilurus (Giinther), Pellegrin, 186. Habitat : Guatemala in Rio Motagua ; Lake Yzabal. 15. Cichlasoma septemfasciatum Regan, Regan, 1908^, 461. Habitat : Costa Rica. 16. Cichlasoma spinosissimiim Vaillant & Pellegrin, Pellegrin, 188. 474 PATAGONIAN EXPEDITIONS: ZOOLOGY. Habitat: Rio Polochic, Guatemala. 17. Cichlasoma immaculatum Pellegrin, Regan, 77. Habitat : Rio Polochic. 18. Cichlasoma centrarchus (Gill & Brans- ford) Pellegrin, 188. Habitat: Lake Nicaragua. (6. Theraps Giinther.) (Type: Theraps irregularis Giinther.) 19. Cichlasoma zonatum Meek, .Meek, 245. Habitat: Niltepec, Oaxaca. 20. Cichlasoma eigenmanni (Meek), Regan, 225. Habitat : Rio Papaloapam. 21. Cichlasoma nebuliferum (Giinther), Regan, 226. Cichlasoma teapcc Evermann & Golds- borough ; Heros gibbiceps Steind. Habitat : Eastern lowland streams of the Isthmus of Tehuantepec; Teapa, Mexico. 22. Cichlasoma parma (Giinther), Regan, 227. Cichlasoma maculicauda Regan. Habitat: Rio Chagres; Rio Motagua; Lake Yzabal. 23. Cichlasoma jencstratum (Giinther), Regan, 227. Heros parma (part) Giinther; Cichla- soma melanurum (part) Meek. Habitat: Southern Mexico and Guate- mala. 24. Cichlasoma nigritum Meek, M., 1907, 128. Habitat : Nicaragua. 25. Cichlasoma bifasciatum (Steindach- ner) , Regan, 228. Habitat: Mexico. 26. Cichlasoma guttulatum Giinther, Regan, 229. Habitat: Lake Peten, Lake Amatitlan, Rio Chinantla; Lake Nacasil; Rio Sarabia. 27. Cichlasoma micro phthalmus Giinther, Regan, 230. Cichlasoma giiutheri Pellegrin ; C. ob- longutn Giinther, non Castelnau. Habitat: Rio Motagua. 28. Cichlasoma sexfasiatum Regan, Regan, 230. Habitat: Guapote, Mexico. 29. Cichlasoma melanurus (Giinther), Regan, 231. Heros melanopogon Steindachner. Habitat : Vera Cruz to Lake Peten. 30. Cichlasoma labridcns Pellegrin, Regan, 443. Cichlasoma bartoni (non Bean) Meek (part). Habitat : Rio Panuco and tributaries, Mexico. 31. Cichlasoma gadovii Regan, Regan, 232. ? C. melanurum (non Giinther) Meek. Habitat: Motzorongo, southern Mexico. 32. Cichlasoma intermedium (Giinther), Regan, 232. Acara redan gularis Steindachner. Habitat : Yzabal and Lake Peten ; Mex- ico. 33. Cichlasoma anguliferum Giinther. Habitat : Guatemala. 34. Cichlasoma pavonaceum Garman, Regan, 234. Habitat : Monclova, Coahuila, Mexico. 35. Cichlasoma sieboldii (Kner & Stein- dachner) Regan, 235. Habitat : Panama ; Colombia. 36. Cichlasoma deppii (Heckel), Pellegrin, 1 79. ? Heros montezuma Heckel. Habitat : Mexico, Vera Cruz. 37. Cichlasoma godmanni (Giinther), Regan, 235. Habitat: Rio Cahabon (Atlantic Slope) and west slope of Panama. 38. Cichlasoma irrcgulare (Giinther), Regan, 236 Habitat : Guatemala, Atlantic slope. EIGENMANN : CATALOGUE 39. Cichlasoma lentiginosum (Steindach- ner). Pellegrin, 181. Habitat: Mexico. (7- ■) 40. Cichlasoma balteatuw (Gill & Brans- ford). •- Regan, 238. Habitat: Lake Nicaragua. 41. Cichlasoma nicaraguense (Giinther), Regan, 238. Habitat: Lake Nicaragua. 42. Cichlasoma alfari Meek, Meek, 1907a, 148. Habitat: Costa Rica. (8. Astotheros Pellegrin.) (Type: Heros heterodontus Vaillant & Pellegrin.) 43. Cichlasoma robertsoni Regan, Regan, 239. Habitat: Stann Creek, British Hon- duras. 44. Cichlasoma longimanus (Giinther), Regan, 240. Habitat : Lake Nicaragua. 45- Cichlasoma macracanthus (Giin- ther) Regan, 241. Habitat: Chiapam and Huamuchal. 46. Cichlasoma heterodontum Vaillant & Pellegrin, Regan, 241. Habitat: Isthmus of Tehuantepec. 47. Cichlasoma evermanni Meek, Meek, 214. Habitat: Tehuantepec and Niltepec, Mexico. 48. Cichlasoma altifrons (Kner & Stein- dachner) , Regan, 242. Habitat : Pacific rivers of Chiriqui (western Veragua). 49. Cichlasoma lithrinus Regan, Regan, 1908^, 462. Habitat: Costa Rica. 50. Cichlasoma rostratum (Gill & Brans- ford), Regan, 243. Habitat : Lake Nicaragua. OF FRESH WATER FISHES. 475 (9. Erythrichthys Meek.) 51. Cichlasoma margaritiferum (Giin- ther) Regan, 316. Habitat: Lake Peten ; Rio Polochic, Le Mullin. 52. Cichlasoma citrincllum Giinther, Regan, 316. Heros lobochilus (part) Giinther; Heros basilaris Gill & Bransford. Habitat: Lake Nicaragua and Lake Managua. 53. Cichlasoma granadense Meek, Meek, 1907, 121. Habitat: Nicaragua. (10. -•) 54. Cichlasoma dorsatum Meek, Meek, 1907, 123. Habitat: Nicaragua. 55. Cichlasoma erythrccum Giinther, Regan, 318. Habitat: Lake Managua. 56. Cichlasoma lobochilum Giinther, Regan, 318. Habitat: Lake Managua. 57. Cichlasoma labiatum Giinther, Regan, 319. Habitat: Lakes Managua and Nica- ragua. (11. Heros Heckel.) (Type: As restricted by Jordan & Gil- bert, Heros scvcrus Heckel.) A58. Cichlasoma severum (Heckel) Regan, 322. Heros spurius, coryphcrus, modestus, efasciaius Heckel; Chromys appen- diculata and fasciata Castelnau ; Ua- rus centrarchoidcs Cope. Habitat: Amazons; Guiana; Parahyba. (12. Hoplarchus Kaup. ) (Type: Hoplarchus pentacanthus Kaup). 476 PATAGONIAN EXPEDITIONS: ZOOLOGY. A59. Cichlasotna psittacus Heckel, Regan, 323. Hoplarchus pcntacanthus Kaup; Po- motis fasciatus Schomburgk. Habitat: Rios Negro and Orinoco. (13. Parapetenia Regan.) (Type: Acara adspersa Giinther.) 60. Cichlasotna adspersum (Giinther), Regan, 324. Habitat: Barbadoes. 61. Cichlasotna tetracanthus (Cuvier & Va- lenciennes) , Regan, 325. Chrotnis fusco-tnaculatus Guichenot. Habitat : Cuba. 62. Cichlasotna torralbasi Eigenmann, Eigenmann, 1903, 230. Habitat: Almendares River, Cuba. 63. Cichlasotna griseutn Eigenmann, Eigenmann, 1903, 232. Habitat : San Antonio de las Banos, Cuba. 64. Cichlasotna latum Eigenmann, Eigenmann, 1903, 233. Habitat: San Juan River, Cuba. 65. Cichlasotna cinctutn Eigenmann, Eigenmann, 1903, 234. Habitat : Paso Real, Cuba. 66. Cichlasotna nigricans Eigenmann, Eigenmann, 1903, 235. Habitat: Pinar del Rio. 67. Cichlasoma istlanum Jordan & Sny- der Regan, 326. Habitat : Basin of Rio Balsas. 68. Cichlasotna steindachneri (Jordan & Snyder), Regan, 444. Habitat: Basin of the Rio Panuco, Mexico. 69. Cichlasotna bartoni (Bean), Regan, 327. Habitat : Basin of the Rio Panuco, Mexico. 70. Cichlasoma beani Jordan, Regan 328. Habitat: Rio Presidio, near Mazatlan; Rosario; Sinaloa (northernmost or Pacific coast?). 71. Cichlasotna tnento Vaillant & Pellegrin, Regan, 329. Habitat: Rio Negro, southern Mexico. 72. Cichlasoma festae Boulenger, Regan, 329. Habitat: Rio Durango; Rio Guayas, Ecuador. 73. Cichlasoma ornatum Regan, Regan, 331. Habitat : Rio Durango ; St. Javier, northwest Ecuador. 74. Cichlasotna urophthaltnus Giinther, Regan, 332. Heros troscheli Steindachner. Habitat: Yucatan; Belize; Lake Peten. 75. Cichlasoma trimaculatum Giinther, Regan, 333. Habitat : Chiapam and Huamuchal. 76. Cichlasoma salvini Giinther, Regan, 334. Heros triagratnma Steindachner. Habitat: Lakes Peten, Santa Yzabal; Rio Mullins, Guatemala; Motzoron- go, Refugio, El Huele, Perez and Obispo, Mexico. "]"]. Cichlasotna tnojarra Meek, . .Meek, 217. Habitat : San Geronimo and Miltepec, Oaxaca, Mexico. 78. Cichlasotna multifasciatiitn Regan, Regan, 335. Heros friedrichsthalii (part) Giinther. Habitat : Guatemala ; British Honduras. 79. Cichlasotna friederichsthali (Heckel), Miller, 1906. Heros tnoiaguensis and tnanaguensis Giinther.1 Habitat: Nicaragua; Honduras; Lake Peten. 80. Cichlasotna dovii Giinther, Regan, 338. Habitat : Lake Nicaragua. AS 1. Cichlasotna spectabile Steindachner, Regan, 339. Habitat: Amazon. 82. Cichlasotna krausi Steindachner, Regan, 339. 1 Regan considers these species distinct. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 477 Chromis dentatus Guichenot MS. Habitat : Maracaibo and Cauca. 83. Cichlasovia punctatum Meek,1 Meek, 1909, 210. Habitat : Costa Rica. 84. Cichlasovia frontalc Meek, Meek, 1909, 210. Habitat : Costa Rica. Crenicara Steindachner. Type : Crenicara elegans Steindachner. Range that of the single species. A 1. Crenicara punctulata (Giinther), Pellegrin, 133. Crenicara elegans Steindachner. Habitat: Essequibo and Amazons. DlCROSSUS Agassiz. Type : Dicrossus maculatus Steindach- ner. Range that of the single species. Ai. Dicrossus maculatus Steindachner, Pellegrin, 134. Habitat : Amazons. Batrachops Heckel. Boggiania Perugia. Type: Batrachops reticulatus Heckel. 1. Batrachops ocellatus Perugia, Regan, 1905, 154. Habitat : Upper Paraguay. 2. Batrachops semifasciatus Heckel, Regan, 1905, 155. Habitat: Paraguay to Montevideo. A3. Batrachops reticulatus Heckel, Regan, 1905, 155. Crenicichla elegans Steindachner. Habitat : Guianas to Amazon. A4. Batrachops punctulatus Regan, Regan, 1905, 156. Habitat : Essequibo and Amazon. A5. Batrachops cyanotus (Cope), Regan, 1905, 156. 1 I am unable to give this and the next species their proper place. Habitat: Upper Amazon. 6. Batrachops scottii Eigenmann, E., 1907,?, 455. Habitat : La Plata. Crenicichla Heckel. Type: Crenicichla vittata Heckel. Range : Guiana to La Plata. A 1. Crenicichla lepidota Heckel, Regan, 1905, 158. Habitat: Rio Guapore; Paraguay to Buenos Aires; Rio Grande do Sul. A2. Crenicichla saxatilis (Linnzeus), Regan, 1905, 159. Scants rujescens Gronow; Cichla la- brina Agassiz; Cychla rutilans Schomburgk; Scarus pavoninus Gronow; Crenicichla frenata Gill; C. proteus Cope; C. argynnis Cope; C. semicincta Steindachner; C. albo- punctata Pellegrin ; C. vaillanti Pel- legrin. Habitat: Trinidad to Amazons; Para- guay Basin ; Rio Grande do Sul. A3. Crenicichla lucius Cope, Regan, 1905, 160. Crenicichla anthurus Cope. Habitat: Amazon of Ecuador. 4. Crenicichla geayi Pellegrin, Regan, 1905, 161. Habitat: Orinoco. 5. Crenicichla lacustris Castelnau, Regan, 1905, 162. Crenicichla punctata Hensel; C. poly- sticta Hensel. Habitat: Southern and eastern Brazil, Bahia to Rio Grande do Sul. A6. Crenicichla macro phthalmus Heckel, Regan, 1905, 162. Habitat: Rio Negro. A7. Crenicichla wallacii Regan, 1905, 162. Habitat: Rio Essequibo; Rio Negro. A8. Crenicichla vittata Heckel, Regan, 1905, 163. 478 PATAGONIAN EXPEDITIONS : ZOOLOGY. Habitat: Amazon; Paraguay; Eastern Brazil. A9. Crenicichla acutirostris Giinther, Regan, 1905, 164. Habitat: Rio Cupai. 10. Crenicichla multispinosa Pellegrin, Regan, 1905, 164. Habitat: Surinam. 11. Crenicichla marmorata Pellegrin, Pellegrin, 1903, 347. Habitat: t A 1 2. Crenicichla strigata Pellegrin, Regan, 1905, 165. Crenicichla Johanna, var. vittata Giin- ther, 11011 Heckel. Habitat: Amazon. A13. Crenicichla lugubris Heckel, Regan, 1905, 165. Crenicichla funebris Heckel. Habitat: Brazil; Guiana; Venezuela. 14. Crenicichla cincta Regan, Regan, 1905, 166. Crenicichla fasciaia Pellegrin, non Schomburgk. Habitat: Marajo Island, Para. A15. Crenicichla ornata Regan. Regan, 1905, 167. Crenicichla lenticulata Pellegrin, non Heckel. Habitat: Amazon; Guiana. A 1 6. Crenicichla lenticulata Heckel. Crenicichla adspersa Heckel. Habitat: Rio Negro; Rio Guapore. A17. Crenicichla Johanna Heckel. Cychla fasciata Schomburgk ; Creni- cichla obtusirostris Giinther. Habitat: Brazil; Guiana; Venezuela. Retroculus Eigenmann & Bray. Type : Retroculus boulengeri Eigen- mann & Bray. Range that of the single species. Al. Retroculus lapidifcr (Castelnau), Regan, 1 906, 50. R. boulengeri E. & B. Habitat: Amazon. Heterogramma Regan. Mesops Giinther preoccupied. Type : Mesops tevniatus Giinther. Range: Amazons, Rio Puty and Para- guay. Al. Heterogramma agassizii (Steindach- ner), Pellegrin, 151. Habitat : Lower Solimoens, Amazon and Rio Puty. A2. Heterogramma tccniatum (Giinther), Pellegrin, 15 I. ? Geophagus ainccnus Cope. Habitat : Amazons ; Paraguay. 3. Heterogramma corumbec Eigenmann & Ward. Habitat : Paraguay. 4. Heterogramma trifasciatum Eigenmann & Kennedy Pellegrin, 152. Habitat : Paraguay. 5. Heterogramma borellii Regan, Regan, 1906, 63. Habitat : Parahuaty. 6. Heterogramma steindachueri Regan, Regan, 1908(7, 370. Habitat : Georgetown. 7. Heterogramma pleurotania Regan, Regan, 1909a, 270. Habitat: La Plata. Geophagus Heckel. Biotodoma Eigenmann & Kennedy. Type : Sparus surinameusis Bloch. Range: Panama to La Plata. Al. Geophagus surinameusis (Bloch), Pellegrin, 162. Geophagus megasema and altifrons Heckel; Chromis proxima Castelnau. Habitat : Amazons and northward. 2. Geophagus steindachueri Eigen- mann & Hildebrand. Geophagus brasiliensis Steindachner, Fischfauna des Cauca, etc., not brasi- liensis Quoy & Gaimard. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 479 Habitat: Guiana; Amazons; Paraguay. Habitat: Magdalena Basin. 3. Geopliagus brasiliensis (Quoy & Gai- mard) Pellegrin, 156. Chromis unipunctata and obscura Cas- telnau ; Acara gymnopoma Giinther; Geophagus rhabdotus, bucephalus, labiatuSj scymnophilus and pygmccus Hensel; Chromis gibbiceps Valen- ciennes. Habitat : Coastwise streams from Bahia to Rio de la Plata. 4. Geophagus balzanii Perugia, . . Pellegrin. G. duodecimspinosus Boulenger. Habitat : Paraguay Basin. 5. Geophagus anstralis Eigenmann, E., 1907a, 454. Habitat: La Plata. 6. Geophagus brachyurus Cope, Pellegrin, 159. Habitat: Rio Grande do Sul. 7. Geophagus cupido Heckel, Pellegrin, 153. Habitat: Amazons; Essequibo. 8. Geophagus gymnogenys Hensel, Pellegrin, 158. ? Geophagus camurus Cope. Habitat: Rio Grande do Sul. 9. Geophagus crassilabris Steindachner, Pellegrin, 160. Geopliagus jurupari Vaillant, non Heckel. Habitat : Colombia at Ibaqui ; Panama, near Candelaria. Aio. Geopliagus camopiensis Pellegrin, Pellegrin, 160. Habitat: French Guiana. All. Geophagus decmon Heckel, Pellegrin, 161. Habitat : Middle course of Amazon. A 1 2. Geophagus jurupari Heckel, Pellegrin, 159. Geophagus leucostictus Miiller & Tro- schel; Satanoperca macrolepis Giin- ther; Geophagus pappaterra Eigen- mann & Kennedy, non Heckel. Satanoperca Giinther. Type : Geophagus acuticeps Heckel. Range : Guiana to Paraguay. 1. Satanoperca balzanii (Perugia), Pellegrin, 155. Habitat : Paraguay Basin. A2. Satanoperca acuticeps (Heckel), Pellegrin, 155. Habitat : Amazon and Solimoens. A3. Satanoperca pappaterra (Heckel), Pellegrin, 156. Habitat : Guapore and Guiana. BlOTCECUS Eigenmann & Kennedy. Type : Saraca opercularis Steindachner. Range that of the single species. Saraca Steindachner preoccupied. Ai. Biotoccus opercularis (Steindachner), Pellegrin, 163. Habitat: Villa Bella; Saraca. Symphysodon Heckel. Type: Symphysodon discus Heckel. Range : Amazons. A 1. Symphysodon discus Heckel, Pellegrin, 214. Habitat: Amazons and tributaries. A2. Symphysodon discus crquifasciatus Pel- legrin, Pellegrin, 214. Habitat: Santarem; Teffe. Pterophyllum Heckel. Type : Platox scalaris Cuvier & Valen- ciennes. Range: Orinoco to Amazons. A 1. Pterophyllum scalare (Cuvier & Valen- ciennes), Pellegrin, 215. Plataxoides dumerili Castelnau. Habitat: Amazons. 2. Pterophyllum altum Pellegrin, Pellegrin, 216. Habitat: Orinoco. 480 PATAGONIAN EXPEDITIONS: ZOOLOGY. Familv CARANGIDjE. Oligoplites Gill. Type: Chorinemus occidentalis Giinther ^Scomber saurus Bloch & Schneider. Range: Tropical seas of America; one species in fresh water. i. Oligoplites palometa (Cuvier & Valen- ciennes) J. & E., 899. Habitat: Lake Yzabal to Lake Mara- caibo. Family GOBIID^E Philypnus Cuvier & Valenciennes. " Type: Plaiycephalus dormitator Bloch = Gobiomorus dormitor Lacepede. Range : Both slopes of middle America. 1. Philypnus dormitor (Lacepede), J. & E., 2195. Platyceplialus dormitator Bloch ; Ba- t rack us guavina Bloch & Schneider; Eleotris longiceps Giinther; Eleotris dormitatrix Cuvier. Habitat: Eastern slope of Mexico, Cen- tral America (Lake Nicaragua) to Surinam ; entering salt water. 2. Philypnus maculatus (Giinther), J. & E., 2195. Philypnus lateralis Gill. Habitat : Pacific slope from Sonora to Panama and Ecuador; entering salt water. Dormitator Gill. Prochilus Cuvier. Type: Dormitator gundlaclii Poey. Range that of the single species. A 1. Dormitator maculatus (Bloch),1 J. & E., 2196. Eleotris mugiloides, sima and ? gran- disquama Cuvier & Valenciennes ; Eleotris latifrons Richardson ; Eleo- tris somnolentus Girard; Eleotris omocyaneus Poey ; Dormitator mi- crophthalmus Gill; Dormitator gund- laclii Poey ; Dormitator lineatus Gill. 1 The Atlantic and Pacific slope forms have at times been considered distinct. Habitat: Atlantic slope from South Carolina to Para; Pacific slope from Cape San Lucas to Panama ; enter- ing fresh and salt water. Guavina Bleeker. Type : Eleotris guavina Cuvier & Va- lenciennes. Range : Cuba to Rio Grande do Sul. A 1. Guavina guavina (Cuvier & Valen- ciennes), J. & E., 2198. Habitat: Cuba to Rio Grande do Sul; entering rivers and salt water. A2. Guavina brasiliensis (Sauvage) . (Prob- ably identical with guavina.) Habitat : Bahia. Eleotris Bloch & Schneider. Type : Gobius pisonis Gmelin. Culius Bleeker. Range : Both slopes of middle America, West Indies, south to Rio de Janeiro. 1. Eleotris amblyopsis Cope, J. & E., 2199. Habitat: Surinam. 2. Eleotris pisonis (Gmelin), J. & E., 2200. Gobius amorea Walbaum ; Eleotris gy- rinus Cuvier & Valenciennes; Eleo- tris belizianus Sauvage. Habitat : Florida to southern Brazil. A3. Eleotris per/tiger (Cope), J. & E., 2201. Habitat: Jamaica to Rio de Janeiro. 4. Eleotris picta Kner & Steindachner, J. & E., 2201. Culius ccquidens Jordan & Gilbert. Habitat: Pacific slope, Sonora to Ec- uador. eigenmann: catalogue of fresh water fishes. 481 Sicydium Cuvier & Valenciennes. Type: Gobius plumicri Bloch. Range: Fresh waters of the West In- dies and Central America to Ec- uador. 1. Sicydium plumieri (Bloch), J. & E., 2206. Sicydium siragus Poey. Habitat: Fresh waters of the West In- dies. 2. Sicydium pittieri Regan, Regan, 1907a, 260. Habitat: Panama to western Ecuador. 3. Sicydium altum Meek, Meek, 1907(1, 149. Habitat : Costa Rica to 600 meters. Cotylopus Guichenot. Sicya Jordan & Evermann ; Oreogobius Boulenger. Type : Cotylopus acutipinnis Guichenot. Range : Mazatlan to Panama. 1. Cotylopus gymnogaster (Ogilvie- Grant), J. & E., 2207. Habitat: Streams about Mazatlan. 2. Cotylopus salvini (Ogilvie-Grant), J. & E., 2207. Oreogobius rosenbergii Boulenger. Habitat : Streams near Panama to Ec- uador. 3. Cotylopus punctatus Regan, Regan, 1905, 362. Sicydium multipunctatum Regan. Habitat : Tequesixtlan. EVORTHODUS Gill. Type : Evorthodus breviceps Gill. Range that of the single species. I. Evorthodus breviceps Gill, J. & E., 2208. Habitat : Fresh waters of Trinidad and Surinam. LOPHOGOBIUS Gill. Type : Gobius cristagalli Valenciennes — cyprinoides Pallas. Range that of the single species. 1. Lopliogobius cyprinoides (Pallas), J. & E., 2209. Gobius cristagalli Valenciennes. Habitat: Southern Florida; West In- dies. Gobius Linnaeus.1 Gobioncllus Girard; Ctenogobius Gill. Type : Gobius niger Linnaeus. Range : Marine ; in all warm seas. 1. Gobius soporator Cuvier & Valen- ciennes, J. & E., 2216. Gobius lineatus Jenyns; G. catalus Gi- rard; G. brunncus, mapo and lacera- tus Poey ; G. andrei Sauvage ; G. carolinensis Gill ; Evorthodus catulus Jordan & Gilbert. Habitat : Both coasts, occasionally en- tering rivers. 2. Gobius fasciatus Gill, ... .J. & E., 2222. Habitat : Trinidad. A3. Gobius badius Gill J. & E., 2227. Gobius bosci Sauvage. Habitat : Mouth of Amazon. Awaous Steindachner. Chonophorus Poey. Type : Awaous ocularis, etc. Range : Both slopes of middle America, south to the Rio Doce and Ecuador. Ai. Awaous flavus (Cuvier & Valen- ciennes), J. & E., 2235. Habitat : Mouths of rivers, Surinam to Rio Doce. 2. Awaous nelsoni Evermann, J. & E., 2235. Habitat: Rosario, Sinaloa, Mexico. A3. Awaous taiasicus (Lichtenstein), J. & E., 2236. 1 It is very probable that other species of the genus Gobius enter rivers ; parvus Meek, is recorded from Boca del Rio, Vera Cruz ; claytoni Meek from the same place, and microdon Gilbert from San Juan Lagoon, north of Rio Ahome, Mexico. 482 PATAGONIAN EXPEDITIONS: ZOOLOGY. Gobius banana and martinicus Cuvier & Valenciennes; Chonophorus buccu- lentus Poey; Rkinogobhis contractus Poey ; Gobius dolichocephalus Cope ; Euctenogobius latus O'Shaughnessy. Habitat: West Indies; west slope, Lower California to Panama; east slope, Mexico to Rio Doce. 4. Awaous mexicanus (Giinther), J. & E., 2237. Habitat : Eastern slope of Mexico. 5. Awaous transandeanus Giinther, Giinther, III, 62. Gobius giintlicri Regan. Habitat: Western Ecuador (to western Mexico?). Gobioides Lacepede. Type : Gobioides broussonnctti Lace- pede. Range : Marine. A 1. Gobioides broussonnetii Lacepede, J. & E., 2263. Amblyopus brasiliensis and oblongus Bloch & Schneider; Gobioides bar- reto Poey; Amblyopus mexicanus O'Shaughnessy. Habitat: West Indies and mouths of Atlantic rivers from Florida to Rio de Janeiro. 2. Gobioides peruanus Steindachner, J. & E., 2264. Habitat: Peru and Ecuador, ascending rivers. Family BATRACHOIDID^. THALASSOPHRYNE Giinther. Habitat: Xingu ; mouth of the Rio Type: Thallasophryne maculosa Gun- Negro. ther ^2- Thalassophryne nattereri Steindachner, Range : South America, entering rivers. Steindachner, 1876, 1 15. Al. Thalassophryne amazonica Steindach- ner, Steindachner, 1876, 1 13. Habitat: Para. Family BLENNIIDyE. Chasmodes Cuvier & Valenciennes. I. Chasmodes maculipinna Regan, Type : Blennius bosquianus Lacepede. Kegan, l9°?>> °3°- Range: Marine. Habitat: Rio Durango, northwest Ec- uador. Order HETEROSOMATA. Family PLEURONECTID^E. CiTHARlCHTHYS Bleeker. Type: Citharichthys cayennsis Bleeker = spilopterus Giinther. Range : Marine and fresh water. Al. Citharichthys spilopterus Giinther, J. & E., 2685. Citharichthys guatemalensis Bleeker; Hemirhombus fuscus Poey ; Citha- richthys cayennsis Bleeker. Habitat: New Orleans to Rio Janeiro, entering rivers (Rio das Velhas). Citharichthys gilberti Jenkins & Ever- mann, J. & E., 2686. Citharichthys sumichrasti Jordan & Goss ; Citharichthys spilopterus Giin- ther 1869, not of 1862. Habitat : Guaymas to Panama, entering rivers. EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 483 Achirus Lacepede. frinectes Rafinesque; Grammichthys, Monochirus Kaup ; Baiostoma Bean. Type: Achirus fasciatus Lacepede. Range : Marine and fresh water. 1. Achirus klunzingeri (Steindachner), J. & E., 2697. Habitat : Panama to Guayaquil, enter- ing rivers. 2. Achirus mazatlanus (Steindachner), J. & E., 2698. Habitat: Pacific slope of Mexico, en- tering rivers. A3. Achirus lineatus (Linnaeus), J. & E., 2697. Monochir maculipinnis Agassiz. Habitat : Florida Keys and the West Indies to Uruguay; all streams from Cayenne to La Plata ; ascending the Amazon to Tabatinga. 4. Achirus fonsecensis (Giinther), J. & E., 2699. Habitat : Pacific coast of tropical America, entering rivers. 5. Achirus fischeri (Steindachner), J. & E., 2699. Habitat : Mamone River near Panama. 6. Achirus garmani Jordan, Jordan & Goss, 1899, 314. Habitat: Rio Grande do Sul. 7. Achirus fasciatus Lacepede, J. & E., 2700. Habitat : Atlantic coast, north of the Isthmus of Tehuantepec; ascending rivers. 8. Achirus jenynsii (Giinther), Giinther, IV, 476. Achirus lorentzi Weyenbergh. Family SOLEID^. Habitat : La Plata to Paraguay. Achiropsis Steindachner. Type: Achiropsis nattereri Steindach- ner. Range : Rio Negro to Goyaz. Ai. Achiropsis nattereri Steindachner, Steindachner, 1876, V, 110. Habitat: Rio Negro. A2. Achiropsis asphyxiatus Jordan, Jordan & Goss, 1889, 318. Habitat : Goyaz. Apionichthys Kaup Soleotalpa Giinther. Type: Apionichthys dumerilii Kaup. Range : South America. Ai. Apionichthys unicolor (Giinther), Giinther, IV, 489. Apionichthys dumerilii Kaup; A. nebu- losus Peters. Habitat: Surinam; Amazon, near Obi- dos. Symphurus Rafinesque. Bibronia Cocco; Plagusia Cuvier; Apho- ristia Kaup ; Glossichthys Gill ; Amonopleurops Giinther; Acedia Jordan. Type: Symphurus nigrescens Rafin- esque. Range : Marine. 1. Symphurus plagusia Bloch & Schneider, Giinther, IV, 490. Achirus ornatus Lacepede; Plagusia tessellata Quoy & Gaimard; Plagusia brasiliensis Agassiz. Habitat: La Plata. 4«4 PATAGONIAN EXPEDITIONS: ZOOLOGY. Order PLECTOGNATHI. Family TETRAODONTIDiE. COLOMESUS Gill. Batrachops Hollard. Type : Tetrodon psittacus Bloch & Schneider. Range: Marine and fresh waters of tropical America. Ai. Colomesus psittacus (Bloch & Schnei- der), J. & E., 1740. Cherlichthys asellus Miiller & Troschel. Habitat: West Indies; Guiana to Maraiion and Para. Lagocephalus Swainson. Physogaster and Gastrophysus Miiller ; Promecocephalus Bibron ; Tetrodon Gill. Type: Tetrodon pennanti Yarrell = Te- trodon lagocephalus Linnaeus. Habitat: Chiefly tropical seas. 1. Lagocephalus Ucvigatus (Linnaeus). Tetrodon curvus and mathematicus Mitchill; Holocanthus melanothus Gronow ; Tetrodon lineolatus Poey. Habitat: Cape Cod to Brazil, entering rivers; Para. Number of Spe- cies in the En- Families, tire Area. Petromyzonidae 5 Galeidae 2 Rajidae 2 Narcobatidae 1 Myleobatidae 1 Dasyatidae 9 Lepidosirenidae 1 Lepisosteidae 2 Aspredinidae 22 Diplomystidae 1 Siluridae 300 Hypophthalmidae 2 Pygidiidae 66 Callichthyidae 34 Loricariidae 208 Cyclopidae 23 Catostomidae 5 Cyprinidae 21 Characidae 659 Gymnotidae 31 Electrophoridae 1 Synbranchidae 1 Anguillidae 1 Engraulidae 13 Clupeidae 5 SUMMARY. Number of Spe- Number of Spe- Number of Spe- cies in the Am- cies in the En- cies in the Am- azon Basin. Families. tire Area. azon Basin. Dorosomidae 4 Elopidae 2 Osteoglossidae 1 I Arapaimidae 1 1 Paeciliidae 160 14 5 Galaxiidae 7 I Aplochitonidae 2 Belonidae 8 4 IO Mugilidae II I Atherinidae 33 139 Polycentridae 3 I Centropomidae 8 3 28 Serranidae 5 16 Haemulidae 8 81 Sciaenidae 13 7 15 Percidae 1 Cichlidae 187 55 Carangidae I 317 Gobiidae 27 8 22 Batrachoididae 2 2 I Blenniidae 1 I Pleuronectidae 2 Soleidae 12 4 7 Tetraodontidae 2 1 3 Totals 191 7 748 LIST OF PAPERS DEALING WITH THE FRESH WATER FISHES OF SOUTH AMERICA. Arranged according to the year of publication and alphabetically under each year. Marcgravus, Georgius. 1648 Historiae Rerum Naturalium Brazilian, iv. Piso, Gulielmus. 1658 Indiae Utriusque Re Naturali et Medica. Liber Tertius. Willoughby, Francis. 1686 De Historia Piscium. Artedi, Petrus. 1738 Ichthyologia sive Opera Omnia de Piscibus Scilicet: Bibliotheca Ichthyologica. Philo- sophia Ichthyologica. Genera Piscium. Synonymia Specierum. Descriptiones Specierum. Edidit Carolus Linnaeus. Linnaeus, Carolus. 1749-69 Amcenitates Academicae. 1754 Museum Adolphi Friderici, Stockholm, 1754. Gronovius, Laurentius Theodoras. 1 754-56 Museum Ichthyologicum. Linnaeus, C. 1758 Systema Naturae, ed. x. Seba, Albert. 1758 Locupletissimi Rerum Naturalium Thesauri Accurata Descriptio, vol. iii, 1758. Van der Lott, Fr. 1762 Kort Bericht van den Congeraal, afte Drilvisch. In Verhandl. Holl. Maatsch. Haarlem. Gronovius, L. Th. 1763, '64 '81 Zoophylacium Gronovianum. Linnaeus, C. 1766 Systema Naturae, ed. xii. Pallas, Petrus Simon. 1769 Spicilegia Zoologica, Petrop., 1769-79. Bajon. 1774 Memoire sur un poisson a commotion electrique connu a Cayenne sous le nom d'Anguille tremblant. Garden, Alex. 1775 An account of the Gymnotus electricus. In Philos. Trans., lxv. Hunter, John. 1775 An account of the Gymnotus electricus. In Philos. Trans., lxv. Williamson, H. 1775 An account of the Gymnotus electricus. In Philos. Trans., lxv. 485 486 PATAGONIAN EXPEDITIONS : ZOOLOGY. Bajon. 1777 Mem. pour servir a l'histoire de Cayenne. Bloch, Marcus Elieser. 1785-95 Naturgeschichte der ausliindischen Fische. Berlin, 1785-95. Bryant, W. 1786 An account of an electric Eel or the torpedo of Surinam. In Transactions American Philo- sophical Society, II. Flagg, Henry Collins. 1786 Observations on the numb fish or torporific Eel. In Transactions American Philosophical Society, II. Parra, Ant. 1787 Descripcion de diferentes Piezas de Historia Natural, etc. Havana. Gmelin, Johann Friedrich. 1788 Linnsei Systema Naturae, ed. xii. Bonnaterre, M. l'Abbe. 1788 Tableau Encyclopedique et methodique des Trois Regnes de la Nature. Ichthyologie. Guisan. 1797 Memoire sur le Gymnotus clectricus. In Bull. Sc. Soc. Philom., 1797. 1798-18041 Histoire Naturelle des Poissons ; 5 vols., Paris. Lacepede, Bernard Germain. Bloch, M. E. 1801 Systema Ichthyologiae, ed. Schneider, Johann Gottlob. Fahlberg, Sam. 1801 Beskrifning ofver electriska Alen, I Gymnotus ehctricus. In Vedensk Ak. nya Handl., 1801. Shaw, George. 1803 General Zoology, vols, iv and v. London. Dumeril, Marie Constant. 1806 Zoologie Analytique ou Methode Naturelle de Classification des Animaux. Paris. Humboldt, Alexander von. 1806 Versuche iiber die electrischen Fische. 1811, 1833 Recueil d' Observations Zoologiques, vols, i and ii. Paris, 1811 and 1833. Cuvier, Georges. 1817 Le Regne Animal distribue d'apres son Organisation. Paris. Meckel, J. F. 1818 In-Deutsch. Arch. Physiol., iv, 1818. Guisan. 1819 Comment, de Gymnoto electrico. Tubingen. Lichtenstein, K. M. H. 1820 Die Werke von Marcgrave und Piso iiber die Naturgeschichte Brasiliens. Abh. Berl. Akad. Wiss. 1820-21 and 1826. Knox, R. 1824 Observations on the general anatomy of the Gymnotus clectricus. In Edinb. Journal Science 1824. 1 See also Lacepede, in Mem. Instit. Nat. Sc. Math. Phys., ii. EIGENMANN : PAPERS DEALING WITH FRESH WATER FISHES. 487 Quoy et Gaimard, G. 1824 Voyage autour du Monde sur les corvettes de S. M. l'Uranie et la Physicienne, sous le com- mandement de Freycinet. Zoologie. Poissons, 1824. Cuvier, G., et Valenciennes, M. 1828 Histoire Naturelles des Poissons, i, ii. Hancock, J. 1828 Notes on some species of fishes and reptiles, from Demarara. In Zoological Journal, iv, also in Isis, 1830. Agassiz, Louis. 1829 Selecta Genera et Species Piscium, qua in itinere per Brasiliam collegit J. B. de Spix. 1829. Cuvier, G., et Valenciennes, M. 1829 Histoire Naturelle des Poissons, iii and iv. Lichtenstein, K. M. H. 1829 In Wiedemann Zoo/. Mag., 1, part 3. Spix, J. B. 1829 See Agassiz, 1829. Bend. 1830 In Proc. Comm. Zool. Soc, i. Cuvier, G., et Valenciennes, M. 1830 Histoire Naturelle des Poissons, v and vi. Lesson, R. P. 1830 Voyage autour du monde, " La Coquille," vol. ii. Cuvier, G, et Valenciennes, M. 1831 Histoire Naturelle des Poissons, vii and viii. Olfers, J. F. M. 1831 Die Gattung Torpedo. Berlin, 1831. Traill, T. S. 1832 Description of a Silurus known in Demarara by the name Gildbacke, more properly Geel- buik [S. Parkeri n. sp.]. In Mem. Wern. Soc, vi, 1832. Cuvier, G., et Valenciennes, M. 1833 Histoire Naturelle des Poissons, ix. Griffith, R. 1834 The Animal Kingdom, vol. x, Class Pisces. London, 1834. Henle, J. 1834 Narcine, in Ann. Scienc. Natur., 2d ser., ii ff., 311-315. Quoy et Gaimard. 1834 Voyage de " 1' Astrolabe " sous le commandement de M. J. Dumont d'Urville. Zoologie. Tome iii, Poissons, 1834. Cuvier, G., et Valenciennes, M. 1835 Histoire Naturelle des Poissons, x. Meyen. 1835 Reise in Peru. Wiegmann, F. A. 1835 In Wiegmann's Archiv, 1835, ii, 268, redescribes Meyen's Pygidium fuscum. 488 PATAGONIAN EXPEDITIONS! ZOOLOGY. Cuvier, G., et Valenciennes, M. 1836 Histoire Naturelle des Poissons, xi. Eydoux et Souleyet. 1836 Zoologie du voyage aut. du monde, exec. p. Vaillants. La corvette " La Bonite." Paris, 1836 and 1837. Cuvier, G., et Valenciennes, M. 1837 Histoire Naturelle des Poissons, xii. Fitzinger, L. J. 1837 Lepidosiren paradoxa. Isis, p. 379, 1837. Bradley, Thorn. 1838 Letter respecting the habits of the electric Eel in the Adelaide Gallery. In Charlesworth's Mag. Nat. Hist., ii. Van Der Hoeven, J. 1838 Over Lepidosiren paradoxa. In Tijds. Naturl. Geschied., iv. Cuvier, G., et Valenciennes, M. 1839 Histoire Naturelle des Poissons, xiii, xiv. Faraday, M. 1839 In Philosophical Transactions, 1839. Natterer, J. 1839 Lepidosiren paradoxa. Ann. Wien. Mus., ii, p. 165. Swainson, W. 1839 On tne Natural History and Classification of Fishes, Amphibians and Reptiles. The Cabinet Cyclopaedia, conducted by the Rev. Dionysius Lardner, 1838-'39. Bischoff, T. L. W. 1840 Lepidosiren paradoxa. Ann. Sc. Nat., xiv, pp. 116-159. Cuvier, G., et Valenciennes, M. 1840 Histoire Naturelle des Poissons, xv. Heckel, Jacob. 1840 Rrasilianische Fluss-Fische. Annalen des Wiener Museums, ii. Ranzani, Ab. Cam. 1840 De novis speciebus Piscium., Dissert, i. Nov. Comm. Acad. Scient. Inst. Bonon., iv. Miiller, J., und Henle, J. 1 841 Systematische Beschreibung der Plagiostomen. Berlin. Schomburgk, Robert Hermann. 1841 The Natural History of the Fishes of Guiana, part i. Naturalist's Library; Ichthyology, iii. Schonbein, Ch. Fr. 1841 Beobachtungen uber die electrischen Wirkungen des Zitteraales. Basel. Cuvier, G., et Valenciennes, M. 1842 Historie Naturelle des Poissons, xvi. Jenyns, L. 1842 The Zoology of the Voyage of H. M. S. Beagle — Fishes. London. EIGENMANN : PAPERS DEALING WITH FRESH WATER FISHES. 489 Miiller, Johannes. 1842 Beobachtungen iiber die Schwimmblase der Fische mit Bezug auf einige neue Fisch Gattun- gen. Miiller Archiv, 1842, pp. 307-329. Ranzani, Ab. Cam. 1842 De nonnullis novis speciebus Piscium. Nuovi Annali Sci. Natur. Bologna, 1841, pp. .60-66; 367-370; 443-444. Valentin, G. 1842 Beitrage zur Anatomie des Zitter-Aales {Gymnotus electricus). In Neue Denkschrift All- gem. Schweiz. Gesellsch., 1842. Schomburgk, Robert Hermann. 1843 The Natural History of the Fishes of Guiana, part ii. Naturalist's Library ; Ichthyology, v. Cuvier, G., et Valenciennes, M. 1844 Histoire Naturelle des Poissons, xvii. Miiller, Johannes, und Troschel, Franz Hermann. 1844 Synopsis generum et specierum familiae characinorum. In Monatsber. Akad. Wiss. Berlin. Richardson, John. 1844-7 Voy. Erebus and Terror. Fishes. Guichenot, A. 1845 Poissons, in Ramon de la Sagra, Histoire Naturelle de Cuba. Paris. Heckel, J. 1845 In Miiller's Arch. Anat, p. 534, 1845. Hyrtl, Jos. 1845 Monograph, des Lepidosiren paradoxa, Abhandl. Bohm. Gesellsch.. 'ii, pp. 605-668. Miranda. 1845 Esperimenti instituti sul Gimnoto elettrico. Napoli. Miiller, J., und Troschel, F. H. 1845 Horae Ichthyologies, i and ii. Tschudi, J. J. von. 1845 In Fauna Peruana. Cuvier, G., et Valenciennes, M. 1846 Histoire Naturelle des Poissons, xviii and xix. Owen, R. 1846 Lectures on the Comparative Anatomy and Physiology of the Vertebrate Animals, part i, Fishes. London. Chiaje, Delia. 1847 Notizia su due Gimnoti elettrici dall' America recati vivi in Napolli. In Nuov. Ann. Sc. Nat. Bologn., viii. Cuvier, G., et Valenciennes, M. 1847 Histoire Naturelle des Poissons, xx. Valenciennes, A. 1847 In Humboldt Recueil d'Observations Zoologiques. 1847. 1847 In D'Orbigny, Voyage dans l'Amerique Meridionale. Poissons. Cuvier, G., et Valenciennes, M. 1848 Histoire Naturelle des Poissons, xxi and xxii. 49° PATAGONIAN EXPEDITIONS: ZOOLOGY. Gay, CI. 1848 Historia fisica y politica de Chile, ii. Miiller, J., und Troschel, F. H. 1848 Reisen in British-Guiana in den Jahren 1840-44. Ausgefiihrt von Richard Schomburgk. Fische, vol. iii, pp. 618-644. Schultze, Max. 1848 Zur Kenntniss der electrischen Organe der Fische. Halle. Miiller, J., und Troschel, F. H. 1849 Hora? Ichthyologies, iii. Reinhardt, J. 1849 Nye sydamerikanske Ferskvandsfiske. Videnskabelige Meddelelser fra den Naturhistoriske Forening i Kjobenhavn, Nos. 3-5. Smith, J. P. G. 1850 In Proc. Zool. Soc. Lond., 1850. Gray, J. E. 1851 Description of a new form of lamprey from Australia with a synopsis of the family. Proc. Zool. Soc. Lond., 1851, pp. 235-241. Gray, J. E., and Gerrard. 1851 List of Chondropterygii in the Brit. Mus., London. Dumeril, A. 1852 Monogr. de la tribu des Torpediniens. Paris. Pacini. 1852 Sulla struttura del organ, elettrico del Gimnoto e di altri pesci elettrici, sulle condizione elettromotrici di questi organi e loro comparazione a diverse pile elettrice. Firenze. Reinhardt, J. 1852 Om Svommeblaeren hos Familien Gymnotini. Videnskabelige Meddelelser fra den Natur- historiske Forening i Kjobenhavn, 1852. Kner, Rudolf. 1853 Die Panzerwelse des K. K. Hof-Naturalien-Cabinets zu Wien. Denkschr. K. K. Ak. Wiss. Wien, vi. 1853a Die Hypostomiden, Zweite Hauptgruppe der Familie der Panzerfische. Denkschr. K. K. Ak. Wiss. Wien, vii, 1853. Filippi, F. 1853 In Guer. Menev. Rev. Mag. Zool., 1853. Baird, Spencer F., and Girard, Charles. 1854 In Proc. Acad. Nat. Sci., Philadelphia, 1854. Girard, C. 1854 In Proc. Philad. Acad. Nat. Sci., 1854, 198. Gronow, L. Th. 1854 Systema Ichthyologicum ; Catalogue of Fish, collected and described by L. Th. Gronow. London, Ed. Gray. Reinhardt, J. 1854 Notits om slsgten Pachyurus og de derlil horende Arter. (Loc. cit., 1849^. eigenmann: papers dealing with fresh water fishes. 491 Wyman, Jeffries. 1854 Observations on the Development of Anableps Gronovii. Bost. Journ. Nat. Hist., 1854, pp. 432-443. Castelnau, Francois de. 1855 Animaux nouveaux ou rares recueillis pendant l'expedition dans les parties de l'Amerique du Sud. Poissons, 1855. Girard, C. 1855 The U. S. Naval Astronomical Expedition to the Southern Hemisphere during the years 1849-52, vol. ii, Fishes, pp. 230-253, 1855. Kner, R. 1855 Ichthyologische Beitrage. Sitzb. K. K. Ak. Wiss. VVien, xvii, 1855, pp. 92-162. Bruehl, C. B. 1856 Osteologisches aus dem Pariser Pflanzengarten. Wien, 1856. Dumeril, Marie Constant. 1856 Ichthyologie Analytique, ou Essai d'une Classification Naturelle des Poissons a l'Aide de Tableaux Synoptiques. Mem. Acad. Sci., France, Paris, 1856. Kaup, J. J. 1856 Uebersicht der Gymnotidae. In Wiegm. Arch., 1856. 1856a Catalogue of Apodal Fish in the British Museum, London, 1856-58. Kner, R. 1857 Ichthyologische Beitrage, ii. Abtheilung. Sitzb. K. K. Ak. Wiss. Wien, xxvi, 1857, pp. 373-448. Philippi, R. A. 1857 Ueber einige chilenische Fische und Vogel. Wiegmann's Arch. Naturg., Jg. 23, i, p. 266. Bleeker, Pieter. 1858 Ichthyologiae Archipel. Indici Prodromus, i, Siluroidei. Gill, Theodore. 1858 Synopsis of the Fresh-water Fishes of the Western portion of the Island of Trinidad, West Indies. Annals Lye. Nat. Hist. New York, vol. vi, 1858. Kner, R. 1858 Kritische Bemerkungen iiber Castelnau's Siluroiden. Wiegm. Arch., 1859. Reinhardt, J. 1858 Stegophilus insidiosus en ny Mallefisk fra Brasilien og dens Levemaade. {Loc. cit.). Gill, T. 1859 Description of a new generic form of Gobiinae from the Amazon River. Ann. Lye. Nat.. Hist, New York, 1859. 1859a Description of a new South American type of Siluroids, allied to Callophysus. In Proc. Phila. Acad. Nat. Sci., 1859, 196. Girard, Charles. 1859 Report on the United States and Mexican Boundary Survey. Fishes, 1859. Guenther, Albert. 1859 In Proc. Zool. Soc. Lond., 1859, p. 418. 1859a Catalogue of the Acanthopterygian Fishes in the collection of the British Museum, i, 1859. 492 PATAGONIAN EXPEDITIONS : ZOOLOGY. Hyrtl, Jos. 1859 I'1 Denkschr. Ak. Wiss. Wien, xvi, 18S9. Kner, R. 1859 ^ur Familie der Characinen. iii. Folge der Ichthyologischen Beitrage. Denkschr. K. K. Akad. Wiss. Wien, xvii, 1859. Guenther, A. i860 Catalogue of the Acanthopterygian Fishes, etc., ii. 1860a Third list of Cold-blooded Vertebrata from Ecuador, in Proc. Zool. Soc. Lond., 1860. 1860b On new Reptiles and Fishes from Mexico. Proc. Zool. Soc. Lond., June, 1860. Guichenot, Alph. i860 Notice sur un nouveau poisson du genre des Trichomycteres {Astcmomycterus pusilus). In Rev. et Mag. Hist. Nat., xii, 1860. Kaup, J. J. i860 In Wiegm. Arch., 1860. Kner, R. i860 Zur Familie der Characinen. Denkschr. Akad. Wiss. Wien, xviii, 1860. Gill, T. 1861 Description of a new species of the genus Anableps, Gronovius. Proc. Acad. Nat. Sci. Phil., 1S61, p. 4. 1861a Revision of the genera of North America Sciaeninee. Proc. Phila. Acad. Nat. Sci., 1861, pp. 79-89. 1861b Synopsis of the genera of the subfamily of Pimelodinae. Proc. Boston Soc. Nat. Hist., vol. 8, pp. 46-55. Guenther, A. 1861 Catalogue of the Acanthopterygian Fishes, etc., iii, 1861. Koelreuter, J. T. 1861 Novi. Comment. Petrop., viii, 1761. Bleeker, P. 1862 Descriptions de quelque Especes nouvelles de Silures de Suriname. Versl. en Mededeel. Akad. Wet. Amsterdam, xiv, 1862. Guenther, A. 1862 Catalogue of the Fishes, etc., iv, 1862. Bleeker, P. 1863 Conspectus Generum Doradinorum. Nederlandsch. Tijdschrift voor de Dierkunde. Amster- dam, vol. i, 1863. 1863a Systema Silurorum Revisum. Gill, T. 1863 Descriptive Enumeration of a Collection of Fishes from the West Coast of Central America, presented to the Smithsonian Institution by Capt. John M. Dow. Proc. Philad. Acad. Nat. Sci., 1863, pp. 162-174. Guenther, A. 1863 New species of Fish from Essequibo. Ann. and Mag. Nat. Hist., 1863, December. Philippi, R. A. 1863 Nachrichten iiber ein Paar chilenische Fische. Wiegmann's Arch. Naturg., Jg. 29, i. eigenmann: papers dealing with fresh water fishes. 493 Steindachner, Franz. 1863 Beitrage zur Kenntniss der Scioenoiden Brasiliens u. d. Cyprinodonten Mejicos. Sitzb. K. K. Akad. Wiss. Wien, 1863. Bleeker, P. 1864 Description des Especes de Silures de Suriname Conservees aux Musees de Leide et d' Amsterdam. Canestrini, G. 1864 In Arch. Zool. Anat. e Fisiol., iii, 1864. Gill, T. 1864 In Proc. Philad. Acad. Nat. Sci., p. 151. Guenther, A. 1864 Catalogue of the Fishes, etc., v, 1864. 1864a On some new species of Central American Fishes. Proc. Zool. Soc. Lond., 1864. 1864b Report of a collection of Fishes from Guatemala. Proc. Zool. Soc. Lond., 1864. Kner, R. 1864 Specielles Verzeichniss der wahrend der Reise der Novara gesammelten Fische. Sitzb. Akad. Wiss. Wien, xlix. Kner, R., and Steindachner, F. 1864 Neue Gattungen und Arten von Fischen aus Central Amerika. Abhandl. K. Bayer. Akad. Wiss., ii, CI., vol. x, part 1. Steindachner, F. 1864 Ichthyologische Notizen. Sitzb. K. K. Akad. Wiss. Wien, xlix, 1864. 1864a Chromiden Mejicos und Central Amerikas. Denkschr., K. K. Akad. Wiss. Wien, 1864. Dumeril, Aug. i865-'70 Histoire Naturelle des Poissons, Tome i et ii. Paris, 1865-70. Guenther, A. 1865 Description of New Species of Characinidae from the Upper Amazon. Ann. and Mag. Hist., xviii, 1865. Philippi, R. A. 1865 Ueber die chilenische Anguilla. Wiegmann's Arch. Naturg., Jg. 31, i, pp. 107-109. Ann. and Mag. Nat. Hist., 1865, xvi. Bleeker, P. 1866 Description d'une Espece Inedite de Stolephorus de Surinam. Nederl. Tiidschr. Dierk, iii, 1866. Guenther, A. 1866 Catalogue of Fishes, etc., vi, 1866. 1866a In Ann. and Mag. Nat. Hist., 1866. Philippi, R. A. 1866 Bemerkungen iiber die chilenischen Flussfische. In Monatsb. Ak. Wiss. Berlin, 1866. Reinhardt, J. 1866 Om trende formentlig ubeskrevne Fisk af Chareciners eller Karpelaxenes Familie. Overs. Dansk. Vid. Selsk. Forh., 1866, pp. 49-68. Steindachner, Fr. 1866 Ichthyologische Notizen, iii. Sitzb. K. K. Akad. Wiss. Wien, liii. 494 PATAGONIAN EXPEDITIONS : ZOOLOGY. Cope, Edward Drinker. 1867 In Trans. Am. Philos. Soc, xiii, 404, 1867. Steindachner, Fr. 1867 Ichthyologische Notizen, vi. Sitzb. K. K. Akad. Wiss. Wien, lvi. Agassiz, Prof., and Mrs. Louis. 1868 A Journey in Brazil. Boston, Ticknor & Fields. Bocourt, M. 1868 Note sur les Poissons de Genre Tetragonopterus, Mexique et Guatemala. Ann. Sci. Nat., ix. Burmeister, H. 1868 In Anal. Mus. Buenos Aires, PI. 5, 1868. Guenther, A. 1868 Catalogue of the Fishes, etc., vii. 1868a Description of Fresh-water Fishes from Surinam and Brazil. Proc. Zool. Soc. Lond., 1868, pp. 229-247. 1868b Fishes of Central America. London, 1868. Hensel, R. 1868 Fische. Wiegm. Arch., 1868, ii, pp. 356-375. Peters, M. 1868 Ueber einige neue oder weniger bekannte Amphibien und Fische. Monatsb. Ak. Wiss. Berlin, 1868, pp. 448-460. Steindachner, Fr. 1868 Ichthyologische Notizen, vii. Sitzb, K. K. Akad. Wiss. Wien, 1868. 1868a Gymnotidae d. Naturaliencabinets zu Wien. Sitzb. K. K. Akad. Wiss. Wien, 1868. Guenther, A. 1869 Description of Fishes from the Peruvian Amazon. Proc. Zool. Soc. Lond., 1869. Steindachner, Fr. 1869 Ichthyologische Notizen, ix. Sitzb. K. K. Akad. Wiss. Wien, lx, 1869. Cope, E. D. 1870 Contribution to the Ichthyology of the Maranon. Proc. Amer. Philos. Soc, 1870, pp. 559-570. Gill, T. 1870 Fishes from the Maranon and Napo Rivers. Proc. Philad. Acad. Nat. Sci., 1870, pp. 92-96. Guenther, A. 1870 Catalogue of the Fishes, etc., viii, 1870. Hensel, R. 1870 Beitr. zur Kenntn. der Wirbelthiere Siidbrasiliens. Wiegm. Arch., 1870, pp. 50-91. Schilling. 1870 In Neue Abhandl. Akad. Berlin, 1870. Cope, E. D. 1871 Observations on the Systematic Relations of the Fishes. Proc. American Association Adv. Science, xx, 1871. Cunningham, R. 0. 1871 Notes on the Reptiles, Amphibia, Fishes, Mollusca and Crustacea obtained during H. M. S. " Nassau." Trans. Linn. Soc. London, xxvii, 1871. eigenmann: papers dealing with fresh water fishes. 495 Giebel, C. G. 1871 Zeitschrift fur die gesammten Naturwissenschaften, iii, 1871. Putnam, F. W. 1871 In American Naturalist, 1871, p. 395. Cope, E. D. 1872 On the Fishes of the Ambyiacu River. Proc. Philad. Acad. Nat. Sci., 1871, pp. 249-294; issued January and February, 1872. Gill, T. 1872 Arrangement of the Families of Fishes or Classes Pisces, Marsipobranchii and Leptocardii ; prepared for the Smithsonian Institution. Smithsonian Miscellaneous Collections, 247. Guenther, A. 1872 On a New Genus of Characinoid Fishes from Demarara. Proc. Zool. Soc. Lond., 1872. Cope, E. D. 1874 In Proc. Philad. Acad. Nat. Sci., 1874, pp. 132-137. Guenther, A. 1874 In Ann. and Mag. Nat. Hist., 1874, p. 454. Liitken, Chr. 1874 Ichthyographiske Bidrag. I. Nogle nye eller mindre fuldstaendigt kjendte Pandsermaller, isaer fra det nordlige Sydamerika ; Videnskabelige Meddelelser fra den naturhistoriske Foren- ing i Kjobenhavn, 1874. II. Nye eller mindre vel kjente Malleformer fra forskjellige Ver- densdele {loc. cit.). III. Nogle nye eller mindre fuldstaendigt kjente mellem-eller sydameri- kanska Karpeplax {loc. cit.). 1874a Characinae novas Brasilia? centralis. Overs, over d. K. D. Vidensk. Selsk. Forh., 1874, pp. 127-138. 1874b Enumeratio piscium flumen Rio das Velhas et lacum Lagoa Santa qui rivulosque vicinos habi- tantium. L. c, pp. 139-143. Steindachner, Fr. 1874 Die Susswasserfische des siidostlichen Brasiliens. Sitzb. K. K. Akad. Wiss. Wien, Ixix, 1874. Garman, S. 1875 Fishes and Reptiles, in Agassiz and Garman, Exploration of Lake Titicaca. Bull. Mus. Comp. Zool., vol. iii, No. 11, 1875. Liitken, Chr. 1875 Velhas-Flodens Fiske. Et Bitrag til Brasiliens Ichthyologi. Vidensk. Selsk. Skr. 5 Raekke, xii; 2, 1875, pp. 123-253, xxi. Steindachner, Fr. 1875 Beitrage zur Kenntniss der Charicinen des Amazonen Stromes. Sitzb. K. K. Akad. Wiss. Wien, lxxii, 1875. 1875a Ueber einige neue brasilienische Siluroiden aus der Gruppe der Doradien. Sitzb. K. K. Akad. Wiss. Wien, lxxi, 1875. 1875b Die Susswasserfische des siidostlichen Brasiliens, ii. Sitzb. K. K. Akad. Wiss. Wien, lxxi, 1875. 1875c Ichthyologische Beitrage, iv. Sitzb. K. K. Akad. Wiss. Wien, lxxii, 1875. i875d Beitrage zur Chromiden des Amazonen Stromes. Sitzb. K. K. Akad. Wiss. Wien, lxxi, 1875. Gill, T. 1876 Notes on Fishes from the Isthmus of Panama, collected by Dr. J. F. Bransford, U. S. N. Proc. Philad. Acad. Nat. Sci., 1876, p. 338. 496 PATAGONIAN EXPEDITIONS: ZOOLOGY. Rozier. 1876 In Journal de Physique, 1876. Steindachner, Fr. 1876 Ichthyologische Beitrage, v. Sitzb. K. K. Akad. Wiss. Wien, lxxiv, 1876. 1876a Die Siisswasserfische des siidostlichen Brasiliens, iii. Sitzb. K. K. Akad. Wiss. Wien, lxxiv, 1876. Cope, E. D. 1877 Synopsis of the Cold-blooded Vertebrata procured by Prof. James Orton during his explora- tion of Peru in 1876-77. Proc. Amer. Philos. Soc., 1877, pp. 33-49. Garman, Samuel. 1877 On the Pelvis and External Sexual Organs of Selachians, etc. Proc. Boston Soc. Nat. Hist., vol. xix, 1877, pp. 197-214. Gill, T., and Bransford, J. F. 1877 Synopsis of the Fishes of Lake Nicaragua. Proc. Philad. Acad. Nat. Sci., 1877, pp. 175-191. Guenther, A. 1877 Report on Collections of Fishes in the British Museum. Proc. Zool. Soc. Lond., 1877. Peters, M. 1877 Ueber die von Herrn Dr. C. Sachs in Venezuela gesammelten Fische. Monatsb. Ak. Wiss. Berlin, 1877, July 26. Weyenberg, H. 1877 Algunos Nuevos Pescados del Museo Nacional y Algunos Noticias Ictiologicas. Actas de la Academia Nacional de Ciencias Exactas. Tomo iii, Entrega i, Buenos Aires, 1877. Cope, E. D. 1878 Synopsis of the Fishes of the Peruvian Amazon obtained by Professor Orton during his Expe- ditions of 1873 and 1877. Amer. Philos. Soc, 1878, pp. 673-701. Gill, T. 1878 Elopomorphus jordani. Forest and Stream, 1878, May 21. 1878a Elopomorphus jordani. Ann. and Mag. Nat. Hist., ser. v, vol. ii, 1878. Steindachner, Fr. 1878 Fischfauna des Magdalenen Stromes. Denkschr., K. K. Akad. Wiss. Wien, lxxvii, 1878. 1878a Ichthyologische Beitrage, vi. Sitzb. K. K. Akad. Wiss. Wien, lxxvii, 1878. 1879 Beitrage zur Kenntniss der Flussfische Siidamerikas. Denkschr. K. K. Akad. Wiss. Wien, xli, 1879. 1879a Ueber einige neue und seltene Fisch-Arten aus den K. K. Zoologischen Museen zu Wien, Stuttgart, und Warschau. Denkschr. K. K. Akad. Wiss. Wien, xli, 1879. 1879b Ichthyologische Beitrage, viii. Sitzb. K. K. Akad. Wiss. Wien, lxxx, 1879. Guenther, A. 1880 Contribution to the knowledge of the Fish-fauna of the Rio de la Plata. Ann. and Mag. Nat. Hist., 1880. 1880a Report on the Shore Fishes, " Voy. H. M. S. Challenger," 1880. 1880b An Introduction to the Study of Fishes. Edinburgh, 1880. Sauvage, M. H. E. 1880 Description des Gobioides nouveaux ou peu connus de la collection du Museum d'Histoire Naturelle. Bull. Soc. Philom. Paris, 1880. eigenmann: papers dealing with fresh water fishes. 497 Steindachner, Fr. 1880 Zur Fischfauna des Cauca and Fliisse bei Guayaquil. Denkschr. K. K. Akad. Wiss. Wien, i-ii, 1880. Vaillant, L. 1880 In Bull Soc. Philom., 7, x, 1880. Steindachner, Fr. 1881, '81a Beitrage zur Kenntniss der Fliissfische Siidamerikas, ii and iii. Denkschr. K. K. Akad. Wiss. Wien, xliii and xliv, 1881. 1881b Ichthyologische Beitrage, x. Sitzb. K. K. Akad. Wiss. Wien, lxxxiii, 1881. Gill, T. 1882 Note on the Petromyzontids. Proc. U. S. Nat. Mus., vol. 5. pp. 521-525. Jordan, D. S., and Gilbert, C. H. 1882 A Review of the Siluroid Fishes found on the Pacific Coast of Tropical America, with descriptions of three new species. Bull. U. S. Fish Comm., ii, 1882, pp. 34-54. 1882a List of Fishes now in the Museum of Yale College, collected by Prof. Frank H. Bradley, at Panama, with descriptions of three new species. Proc. U. S. Nat. Mus., v, 1882, pp. 620-632. Steindachner, Fr. 1882 Beitrage zur Kenntniss der Flussfische Siidamerikas, iv. Denkschr. K. K. Akad. Wiss. Wien, xlvi, 1882. 1882a Ichthyologische Beitrage, xii. Sitzb. K. K. Akad. Wiss. Wien, lxxxiv, 1882. 1882b In Anz. K. K. Ak. Wiss. Wien, 1882. Thominot, Alex. 1882 Sur un Saccodon d'espece nouvelle de l'Equateur. Bull. Soc. Philom., 7, vi, 1882. Swain, J. 1882 A Review of Swainson's Genera of Fishes. Proc. Philad. Acad. Nat. Sci., 1882, pp. 272-284. Gill, T. 1883 Synopsis of the Plectognath Fishes. Proc. U. S. Nat. Mus., vol. 6, pp. 411-427. Guenther, A. 1883 In Ann. and Mag. Nat. Hist., February, 1883. Jordan, D. S., and Gilbert, C. H. 1883 Synopsis of the Fishes of North America. Bull. U. S. Nat. Mus., xvi. Grant, W. R. Ogilvie. 1884 A revision of the Fishes of the Genera Sicydium and Lentipcs, with descriptions of five new species. Jordan, D. S. 1884 Note on ALlurichthys eydouxii and Porichthys porosissimus. Proc. U. S. Nat. Mus., vii, 1884, pp. 40-41. 1885 A list of the Fishes known from the Pacific Coast of Tropical America, from the Tropic of Cancer to Panama. Proc. U. S. Nat. Mus., viii, 1885, pp. 361-394. 1886 A Preliminary List of the Fishes of the West Indies. Proc. U. S. Nat. Mus., ix, 1886, pp. 554-608. Jordan, D. S., and Eigenmann, C. H. 1886 A Review of the Gobiidae of North America. Proc. U. S. Nat. Mus., vol. ix, 1886, pp. 477-518. 49§ PATAGONIAN EXPEDITIONS! ZOOLOGY. Thominot, A. 1886 Sur quelques Poissons nouveaux appartenants a la collection du Museum d'Histoire Naturelle. Bull. Soc. Philom., 7, x, 1886. Wright, R. Ramsey. 1886 On the Skull and Auditory Organ of the Siluroid Hypophthalmus. Trans. Roy. Soc. Canada, section iv, 1885, pp. 105-118, Plates viii-x. Boulenger, G. A. 1887 Description of new South American Characinoid Fishes. Ann. and Mag. Nat. Hist., xix, 1887, pp. 172-174. 1887a An account of the Fishes collected by Mr. Buckley in East Ecuador. Proc. Zool. Soc. London, 1887, pp. 274-283. Jordan, D. S. 1887 Note on Achirus lorentzi. Proc. Philad. Acad. Nat. Sci., 1887, pp. 389-391. Eigenmann, Carl H., and Eigenmann, Rosa Smith. 188S A List of the American Species of'Gobiidae and Callionymidae, with notes on the Specimens contained in the Museum of Comparative Zoology at Cambridge, Massachusetts. Proc. Cal. Acad. Sci., 2d ser., vol. i, pp. 51-78. 1888a Preliminary Notes on South American Nematognathi. (Loc. cit.), pp. 119-172, July 18, 1888. 1888b American Nematognathi. American Naturalist, July, 1888. Steindachner, Fr. 1888 Ichthyologische Beitriige, xiv. Sitzb. K. K. Akad. Wiss. YVien, xcvi, pp. 56-68, PI. i-iv, 1888. Jordan, D. S. 1888 List of Fishes collected by Alphonse Farrer about Mazatlan, with descriptions of two new species — Heros beani and Pcecilia butleri. Proc. U. S. Nat. Mus., xi, 1888, pp. 329-334. 1888a List of Fishes now in the U. S. National Museum, Collected in Nicaragua by Dr. Louis F. H. Birt. Proc. U. S. Nat. Mus, xi, 1888, pp. 411-412. Woodward, A. Smith. 1888 Notes on some Vertebrate Fossils from the Province of Bahia, Brazil, Collected by Joseph Mawson, Esq, F. G. S. Ann. and Mag. Nat. Hist, Aug. Boulenger, G. A. 1889 Description of a new Snake and two new Fishes obtained by Dr. H. von Ihering in Brazil. Annals and Mag. Nat. Hist, Oct, 1889. Eigenmann, C. H., and R. S. 1889 Preliminary notes on South American Nematognathi, ii. Proc. Cal. Acad. Sci. (2), vol. ii, pp. 18-56, August 18. 1889. 1889a A revision of the Erythrininae. {Loc. cit.), ii, pp. 100-116, PI. I. November 8, 1889. 1889b A revision of the Edentulous Genera of the Curimatinae. Annals New York Acad. Sci, vol. iv, No. 12, November, 1889. 1889c Descriptions of New Nematognathoid Fishes from Brazil. West American Scientist, No. 42. Jordan, D. S., and Eigenmann, C. H. 1889 A Review of the Sciaenidae of America and Europe. Ann. Rept. Comm. Fish and Fisheries, 1886, pp. 343-451, pi. i-iv. Jordan, D. C, and Goss, D. K. 1889 A Review of Flounders and Soles (Pleuronectidae) of America and Europe. Ann. Rept. Comm. Fish and Fisheries, 1886, pp. 225-342, pi. i-viii. EIGENMANN : PAPERS DEALING WITH FRESH WATER FISHES. 499 Woodward, A. Smith. 1889 Note on Bucklandium diluvii, Konig, a Siluroid Fish from the London Clay of Sheppey. Proc. Zool, Soc, 1889, pp. 208-210, pi. xxii. Bridge, T. W., and Haddon, A. C. 1890 Contributions to the Anatomy of Fishes, i. The air bladder and Webberian ossicles in the Siluridae. Proc. Roy. Soc. Lond., vol. 46, No. 283, pp. 309-328. Eigenmann, C. H., and R. S. 1890 The Evolution of the Catfishes. Zoe, vol. i, No. i, March, 1890. 1890a A Revision of the South American Nematognathi. Occasional Papers California Academy Sciences, vol. i, 1890. Garces, Modesto. 1890 Un Viaje a Venezuela. Bogota, Roldan and Zamago. Garman, S. 1890 (1) On the species of Chalcinus ; (2) on species of Gasteropelecus ; (3) On species of Cyno- potamus; (4) On the species of Anostomus. Bulletin Essex Institute, vol. xxii, Nos. 1, 2, and 3, 1890. 1890a Henochilus wheatlandii. {Loc. cit.), vol. xxii, No. 4. Boulenger, G. A. 1891 An account of the Siluroid Fishes obtained by Dr. H. von Ihering and Herr Sebastian Wolff in the Province Rio Grande do Sul, Brazil. P. Z. S., 1891, pp. 231-235, pis. xxv, xxvi. Day, F. 1891 Whymper's Supp. App. to Travels amongst thejjreat Andes of the Ecuador. Eigenmann, C. H., and R. S. 1891 A Catalogue of the Fresh-water Fishes of South America. Proc. U. S. Nat. Mus., xiv, pp. 1-81. Gill, Theodore. 1891 Note on the Aspredinidae. Proc. U. S. Nat. Mus., xiii, pp. 347-352. 189 1 Note on the genus Felichthys of Swainson. Proc. U. S. Nat. Mus., vol. xiii, pp. 353-354. Holmberg, Eduardo L. 1891 Sobre Algunos Peces Nuevos 6 Poco Conocidos de la Republica Argentina. Rev. Argent. Hist. Nat., i, 180-193. Perugia, A. 1891 Appunti sopra alcuni pesci sud-Americani conservati nel Museo Civico di Storia Naturali di Genova. Ann. Mus. Genov. (2), x, pp. 605-65? Steindachner, Fr. 1 89 1 Ueber einige Characinen-Arten aus Sudamerica. Anz. K. A. Wien, 1891, and Sb. K. A. Wien., C. 1, pp. 364-372. Vaillant, L. 1891 Mission Scientifique du Cap Horn, vol. vi. Poissons. Bean, T. H. 1892 Una nueva especie de Lampera. Nat. Mex. (2), ii, 1892, pp. 171-172, pi. viii. 1892a Notes on the Fishes collected in Mexico by Professor Duges, with descriptions of new species. Proc. U. S. Nat. Mus., xv, 1892, pp. 283-287, pi. xliv. Boulenger, G. A. 1892 In Ann. and Mag. Nat. Hist. (6), ix, 284-288. :■ 500 PATAGONIAN EXPEDITIONS! ZOOLOGY. 1892a On some new or little known Fishes obtained by Dr. J. W. Evans and Mr. Spencer Moore during their recent expedition to the Province of Matto Grosso, Brazil. Ann. and Mag. Nat. Hist. (6), x, 9-12, Pis. I and II. Eigenmann, C. H. 1892 On the presence of an Operculum in the Aspredinidae, Am. Nat., xxvi, 1892, 71. Woolman, A. J. 1892 New Fishes from Chihuahua, Mexico. Am. Nat., xxvi, 1892, pp. 259-261. Ayers, H. 1893 On the Genera of the Dipnoi Dipneumones. Am. Nat., xxvii, 1893, pp. 319-332. Berg, C. 1893 Geotria macrostoma (Burm.) Berg, y. Thalassophryne montevidensis, Berg, dos Peces par- ticulars. Ann. Mus., Buenos Aires. Eigenmann, C. H. 1893 Catalogue of the Fresh-water Fishes of Central America and Southern Mexico. Proc. U. S. Nat. Mus., xvi, 1893, pp. 53-60. Ihering, H. von. 1893 Die Siisswasser Fische von Rio Grande do Sul. Rio Grande do Sul, 1893, pp. 1-36. Philippi, R. A. 1893 Abbildung und Beschreibung eininger chilenischer Fische. Leipzig, 1893, pp. 22, 6 pis. Baiern, Therese von. 1894 Vorlaufige Mittheilung uber einige neue Fischarten aus den Seen von Mexico. Anz. K. A. Wien, 1894, pp. 147-149. Boulenger, G. A. 1894 Les Perches des eaux douces du Chili. Act. Soc. Scient. Chile, iv, 1894, Mem., pp. 9-17. Cope, E. D. 1894 On three new Genera of Characinidae. Am. Nat., xlviii, 1894, 67. 1894a On the Fishes Obtained by the Naturalist Expedition in Rio Grande do Sul. Proc. Am. Philos. Soc, xxxiii. Ehlers, E. 1894 Ueber Lepidosiren paradoxa, Fitz., und articulata n. sp., aus Paraguay. Nachr. Ges. Gottin- gen, 1894, pp. 84-91. Eigenmann, C. H., and Bray, Wm. L. 1894 A revision of the American Cichlidae. Ann. N. Y. Acad. Sci., vii, 1894, pp. 607-624. Eigenmann, C. H. 1894 Notes on some South American Fishes. Ann. N. Y. Acad. Sci., vii, 1894, pp. 625-637. Gill, T. 1894 Lepidosirenids and Bdellostomids. Am. Nat., xxviii, 1894, pp. 581-584. 1894a A South American Lamprey. Science, xxiii, 1894, pp. 30. Lankester, E. R. 1894 The limbs of Lepidosiren paradoxa. Nature, xlix, 1894, pp. 555, figg. Quelch, J. J. 1894 In Bull. U. S. Fish Comm., xiii, 1894, 237-240. eigenmann: papers dealing with fresh water fishes. 501 Ulrey, A. B. 1894 Preliminary descriptions of some new South American Characinidoe. Am. Nat., xxviii, 1894, pp. 610-612. Berg, C. 1895 Sobre Peces de Agua Duke, nuevos 0 poco conocidos de la Republica Argentina. Ann. Mus. Buenos Aires, iv, pp. 121-165. Boulenger, G. A. 1895 Descriptions of two new South American Characinoid Fishes. Ann. Mag. Nat. Hist. (6), xv, p. 449. 1895a Description of a new Characinoid Fish of the Genus Parodon. Ann. and Mag. Nat. Hist. (6), xvi, p. 480. 1895b Viaggio del Dottor Alfr. Borelli nella Rep. Argentine e nel Paraguay. XII, Poissons. Boll. Mus. Torino, x, No. 196. 1895c On a Collection of Fishes formed by Dr. C. Ternetz in Matto Grosso, Brazil, and Paraguay. Proc. Zool. Soc, 523-529. i895d Catalogue of the Fishes in the Brit. Mus. Second ed. Catalogue of the Perciform Fishes, vol. i, London, 1895, xix, pp. 394, figg., 15 pis. Gill, T. 1895 Notes on Characinoid Fishes with ctenoid scales, with a description of a new Psectrogaster. Proc. U. S. Nat. Mus., xviii, pp. 199-203. 1895a The differential characters of Characinoid and Erythrinoid Fishes. L. c, pp. 205-209. 1895b Note on the genus Characinus. L. c, pp: 213-215. 1895c The nomenclature of the Fishes of the Characinoid genus Tetragonopterus. L. c, pp. 225-227. Kindle, E. M. 1895 The South American Catfishes belonging to Cornell University. Ann. N. Y. Acad. Sci., viii, pp. 249-256. Lahille, Fernando. 1895 Lista de los Pescados de la Plata, durante el ano 1894, recogidos en los alrededores. Revista Mus. de la Plata, vi, pp. 265-278. Steindachner, Fr. 1895 Vorlaufige Mittheilung iiber einige neue Fischarten aus der ichthyologischen Sammlung des K. K. Naturhistorischen Museums in Wien. Anz. K. K. Akad. Wien, 1895, pp. 180-183. Steindachner, Fr. and von Bayern, Therese. 1895 Ueber einige Fischarten Mexicos und die Seen in welchen sie vorkommen. Anz. K. K. Akad. Wien, 1895, pp. 165-166, and Denk. K. K. Akad. Wien, lxii, pp. 517-530; pis. i-iii. Ulrey, A. B. 1895 South American Characinida; collected by Charles Frederic Hartt. Ann. N. Y. Ac. Sci., viii, pp. 258-300. Woolman, A. J. 1895 Report on a collection of Fishes from the rivers of Central and Northern Mexico. Bull. U. S. Fish Comm., xiv, pp. 55-66, pi. ii. Alessandri, G. de. 1896 In Atti. Ace. Torin, xxxi, pp. 715-730, pi. 502 PATAGONIAN EXPEDITIONS! ZOOLOGY. Boulenger, G. A. 1896 On a Collection of Fishes from Paraguay and Matto Grosso. Trans. Zool. Soc. Lond., XIV, pp. 25-39, Pis. iii-viii. 1896a List of the Fishes found at Colonia Alpina, 2600 feet. Ann. and Mag. Nat. Hist. (6), xviii, p. 1 54. Goeldi, E. A. 1896 A Lepidosiren paradoxa descoberto na ilha de Marajo. Bol. Mus. Paraense, i, pp. 438-443 with map. Jordan, D. S., and Evermann, B. W. 1896 A check list of the Fishes and Fish-like Vertebrates of North and Middle America. Rep. U. S. Fish Comm. for 1895, pp. 207-684. 1896 The Fishes of North and Middle America. Part 1. Bull. U. S. Nat. Mus., No. 47, pp. lx + 1240. Steindachner, Fr. 1896 Ueber zwei neue Chirostoma Arten aus Chile. Ann. Mus. Wien, xi, pp. 231-232. Ameghino, Florentine 1897 Notes on the Geology and Palaeontology of Argentina. Transl. from Bol. Inst. Geografico Argentino, xvii, 1896, pp. 87-108 in Geol. Mag., Jan. 1897, pp. 4-20. Berg, Carlos. 1897 Contr. al Conoc. de los Peces Sudamericanos. Ann. Mus. Buenos Aires, v, pp. 263-302. Boulenger, G. A. 1897 On a collection of Fishes from the Island of Marajo, Brazil. Ann. and Mag. Nat. Hist. (6), xix, pp. 294-299. 1897a Description of a new Gymnotine Fish of the genus Sternopygus. Ann. and Mag. Nat. Hist. (6), xix, p. 305. 1897b Viaggio del Dott. Alfredo Borelli nel Chaco boliviano e nella Republica Argentina, iii. Poissons. Boll. Mus. Torino, xii, No. 279. Eigenmann, C. H. 1897 Steindachneria. Am. Nat., xxxi, pp. 158-159. Goeldi, G. A. 1897 Lepidosiren paradoxa. Bol. Mus. Paraense, ii, pp. 247-250. Kerr, J. G. 1897 Account of his recent expedition to the Gran Chaco of Paraguay with the object of investi- gating the development of Lepidosiren. Proc. Zool. Soc, 1897, pp. 921-922. Perugia, Alberto. 1897 Di alcuni Pesci raccolti in Bolivia dal. Prof. Luigi Bolzan. Ann. Mus. Genova^(2), xviii, pp. 16-27. 1897a Di alcuni Pesci Racolti nell' Alto Paraguay dal Cav. Guido Boggiana, 1. c, 147-150. Plate, L. 1897 Kin neuer Cyclostom mit grossen, normal entwickelten Augen, Macrophthalmia chilensis, n. g., n. sp. Sb. Ges. Naturf. Fr. Berlin, 1897, pp. 137-141. Quelch, J. J. 1897 The Electric Eel. Nature, lv, 508. Vaillant, L. 1897 Contribution a l'etude ichthyologique du Chagres. Bull. Mus. Paris, 1897, pp. 220-223. eigenmann: papers dealing with fresh water fishes. 503 Woodward, A. Smith. 1897 Observations on Seiior Ameghino's " Notes on the Geology and Palaeontology of Argentina." Geol. Mag., Jan., pp. 20-23. 1897a On the fossil vertebrata of South America. Proc. Zool. Soc, March, pp. 311-313. Vaillant, L. 1897 La repartition des Siluroides dans l'espace et dans le temps. Rev. Sci. (4), vii, pp. 685-689. Bean, T. H. 1898 Notes on Mexican Fishes obtained by Dr. Carl Lumholtz. Bull. Am. Mus., x, pp. 165-168. Bean, B. A. 1898 Notes on a collection of Fishes from Mexico, with description of a new species of Platypcecilus. Proc. U. S. Nat. Mus., xxi, 1898, pp. 539-542. Boulenger, G. A. 1898 Description of two new Siluroid Fishes from Brazil. Proc. Zool. Soc, 1897, pp. 477-478. 1898a Exhibition of and remarks upon specimens of Vandellia cirrhosa C. and V. Proc. Zool. Soc, 1897, pp. 901-920. 1898b Viaggio del Dr. Enrico Festa, Poissons de l'fiquateur, Premiere Partie. Boll. Mus. Torino xiii, No. 329, 13, pp. 1898c List of the Fishes Collected by Cav. G. Boggiani in the Northern Chaco. Ann. Mus. Genova (2), xix pp. 126-127. i898d On a collection of Fishes from the Rio Jurua, Brazil. Trans. Zool. Soc, xiv, pp. 421-428. pis. xxxix-xlii. Gceldi, E. A. 1898 On the Lepidosiren of the Amazons; being notes on five speciments obtained between 1895— 1897, and remarks upon an example living in the Para Museum. Trans. Zool. Soc. London, xiv, pp. 413-420, pis. xxxvii, xxxviii. Abstract, Proc. Zool. Soc, 1897, p. 921. 1898a Primeira contribuicao para o conhecimento dos Peixes do valle do Amazonas e das Guyanas. Estudos ichthyologicos dos annos 1894-1898. Bol. Mus. Para, ii, pp. 443-488, pi. 1898b Further notes on the Amazonian Lepidosiren. Proc. Zool. Soc, 1898, pp. 852-857, figs. 1-3. Ihering, H. von. 1898 Contributions to the Herpetology of Sao Paulo. Proc. Philad., Acad. Nat. Sci., 1898, Pt. i, pp. 101-109. Kerr, J. G. 1898 Letter from Mr. R. J. Hunt on the dry season habits of Lepidosiren. Proc. Zool. Soc, 1898, pp. 41-44, figs. 1898a Exhibition of specimens of Lepidosiren. Proc Zool. Soc, 1898, p. 492. 1898b List of Fishes inhabiting the range of swamps in which Lepidosiren paradoxa has been found. Proc. Zool. Soc, 1898, 492. Smitt, F. A. 1898 Poissons de l'Expedition scientifique a. la Terre Feu, i. Notothenis. Bih. Svenska Vet. Akad. Handl., Band 23, Afd., iv, No. 3, 37, pp. 3, pi. ii; 1. c, No. 5, 80 pp., 6 pis. Steindachner, F. 189.8 Die Fische der Sammlung Plate; Fauna Chilensis. Zool. Jahrb., Suppl., iv, pp. 281-337, pis. xv— xxi. Vaillant, L. 1898 Remarques sur les appendices de Bloch chez les Siluroides du genre Aspredo. C. R. Acad. Sci., cxxvi, pp. 544-545. 504 PATAGONIAN EXPEDITIONS \ ZOOLOGY. 1898a Contribution a l'etude de la faune ichthyologique de la Guyane. Notes Leyd. Mus., xx, pp. 1-20. Berg, C. 1899 Communicaciones Ictiologicas, i, ii, iii and iv. Com. Mus. Buenos Aires, i, pp. 9-13, 91-97, 165-174, 293-311. Boulenger, G. A. 1899 Description of a new Genus of Gobioid Fishes from the Andes of Ecuador. Ann. and Mag. Nat. Hist. (7), iv, pp. 125-126. 1899a Viaggio del Dr. Enrico Festa, Poissons de l'Equateur. Deuxieme Partie, Boll. Mus. Torino, xiv, No. 335. 1899b Viaggio del Dr. Enrico Festa nel Darien e regione vicine, Poissons de l'Amerique central. Bull. Mus. Torino, xiv, No. 346, 4 pp. Dean, B. 1899 On a new Genus of Lamprey, Macrophthalmia chilensis. Science (2), ix, p. 740. Delfin, F. J. 1899 Catalogo de los Peces de Chile. Rev. Chilena, ii, iii. Ihering, H. von. 1899 Observacoes sobre los peixes fosseis de Taubate. Rev. Mus. Paulista, iii, pp. 71-75. Kerr, J. G. 1899 The external features in the development of Lepidosiren paradoxa, Fitz. Abstract Proc. R. Soc. London, Ixv, pp. 160-161, and Zool. Anz., xxii, pp. 292-294. Pellegrin, J. 1899 Note sur les Poissons recueillis par M. F. Geay dans l'Apure et ses affluents. Bull. Mus. d' Hist. Nat. Paris, 1899, pp. 156-159. 1899a Poissons envoyes par M. Jacquot d' Anthony, vice-consul de France a Manaos (Bresil), Bull. Mus. d'Hist. Nat., 1899, pp. 405-406. Vaillant, L. 1899 Note preliminaire sur les collections ichthyologiques recueillies par M. Geay en 1897 et 1898 dans la Guyane Franchise et le conteste franco-bresilien. Bull. Mus. Paris, 1899, pp. 154- 156. Bayern, Princessin Therese von. 1900 Vorlaufiger Bericht iiber einige wahrend einer Reise nach Siidamerika 1898 gesammelte neue Fische. Anz. K. K. Akad. Wiss., pp. 206-208. Boulenger, G. A. 1900 Viaggio del Dr. A. Borelli nel Matto Grosso e nel Paraguay. Liste des Poissons recueillis a, Urucum et a Carandasinho, pres de Corumba. Boll. Mus. Torino, xv, No. 370, 4 pp. 1900a Descriptions of two new Atherinoid Fishes from Mexico. Ann. and Mag. Nat. Hist. (7), v, pp. 54, 55. 1900b Description of three new Siluroid Fishes from Southern Brazil. Ann. and Mag. Nat. Hist. (7),v, pp. 165, 166. Eigenmann, C. H., and Norris, A. A. 1900 Sobre Alguns Peixes de S. Paulo, Brazil. Revista do Museu Paulista, iv, 349-362. Gilbert, C. H. 1900 Results of the Branner Agassiz expedition to Brazil, iii. The Fishes. Proc. Wash. Acad. Sci., ii, pp. 161-184, pi. ix. eigenmann: papers dealing with fresh water fishes. 505 Jordan, D. S., and Evermann, B. W. 1900 The Fishes of North and Middle America, iv. Bull. U. S. Nat. Mus., No. 47, pp. 3137— 3313, pis. 1-cccxcii. Vaillant, L. 1900 Contribution a l'etude de la Faune ichthyologique de la Guyane francaise et du conteste fran- cobresilien. Arch. Mus. Paris (4), ii, pp. 123-135, pi. vii. Woodward, A. S. 1900 Consideracoes sobre algunos peixas Terciarios dos schistos de Taubate, Estado de S. Paulo, Brazil. Rev. Mus. Paulista, iii, pp. 63-70, pis. ii-iv. 1900a On some Fish-remains from the Parana Formation, Argentine Republic. Ann. and Mag. Nat. Hist. (7), v. pp. 321-323, pi. i. Berg, C. 1901 Comunicaciones ictiologicas iv. Comun. Mus. Buenos Aires, i, pp. 293-311. 1901a Beitrag zu Dr. G. Hagmann's Acanthicus hystrix Spix, aus dem unteren Amazonas. Zool. Anz., xxiv, 586 Boulenger, G. A. 1901 On the Genera of Osteoglossidae. Ann. and Mag. Nat. Hist. (7), vii, pp. 514-515. Eigenmann, C. H., and Norris, A. A. 1901 Bergiaria. Comun. Mus. Buenos Aires, i, p. 272. Gceldi, E. A. 1901 A Paraiba, Gigantesco Siluroideo do Amazonas. Bol. Mus. Para, iii, pp. 181-194, 2 pis. Hagmann, G. 1901 Acanthicus hystrix Spix, aus dem unteren Amazonas. Zool. Anz., xxiv, pp. 173-175. Jordan, D. S. 1901 The Geographical Distribution of Fishes. Science (2), xiv, p. 936. Pellegrin, J. 1901 Les Poissons a gibbosite frontale. Bull. Soc. Philom. (9), iii, pp. 81-91, figs. Poche, F. 1901 Ueber das Vorkommen zweier amerikanischer Welsgattungen in Afrika. Zool. Anz., xxiv, pp. 569-571. Popta, Canna M. L. 1901 Tetragonopterus longipinnis, n. sp. Notes Leyden Mus., xxiii, pp. 85-90, fig. Sangiorgi, D. 1901 Nuove forme di Pesci fossili del Parana. Riv. ital. Pol., vii, pp. 62-68, pi. 1. Smitt, F. A. 1901 Poissons d'eau douce de la Patagonie. Bihang till K. Svenska Vet.-Akad. Handl., Band. 26, Afd. iv, No. 13. Boulenger, G. A. 1902 Description of two new Fishes of the genus Loricaria from north-western Ecuador. Ann. and Mag. Nat. Hist. (7), ix, pp. 69-71. 1902a Description of new Fishes and Reptiles discovered by Dr. F. Silvestri in South America. Ann. and Mag. Nat. Hist. (7) ; ix, pp. 284-288. 1902b List of the Fishes, Batrachians and Reptiles collected by the late Mr. P. O. Simons in the Provinces of Mendoza and Cordova, Argentina. Ann. and Mag. Nat. Hist. (7), ix, pp. 336-339. 1902c Description of a new Cyprinodontid Fish from eastern Peru. Ann. and Mag. Nat. Hist. (7), x, pp. 153-154. 506 PATAGONIAN EXPEDITIONS : ZOOLOGY. Evermann, B. W., and Marsh, M. C. 1902 The Fishes of Porto Rico. Bull. U. S. Fish Coram., xx, pp. 51-350, figs., pis. i-xlix. Evermann, B. W., and Goldborough, E. L. 1902 A report on Fishes collected in Mexico and Central America, with notes and descriptions of five new species. Bull. U. S. Fish Coram., xxi, pp. 137-159, figs. Kerr, J. G. 1902 On the male genito-urinary organs of the Lepidosiren and Protopterus. Proc. Zool. Soc, 1901, ii, pp. 484-498, figs. pis. xxvii, xxviii. 1902a The Development of Lepidosiren paradoxa, pt. iii, Development of the skin and its deriva- tives. Quart. J. Micr. Sci., xlvi, pp. 417-459, figs., pis. xxv-xxix. Meek, S. E. 1902 A Contribution to the Ichthyology of Mexico. Field Mus. Zool., iii, pp. 63-128, pis. xiv- xxxi. Pellegrin, J. 1902 Cichlides du Bresil rapportes par M. Jobert. Bull. Mus. Paris, 1902, pp. 181-184. 1902a Cichlide nouveau de la Guyane franchise. Bull. Mus. Paris, 1902, pp. 417-418. Plate, L. 1902 Studien iiber Cyclostomen, i. System. Revision der Petromyzonten der sudlichen Halb- kugel. Zool. Jahrb., Suppl. v, pp. 651-673, pi. xix. 1902a Ueber Cyclostomen der sudlichen Halbkugel. Verh. V. Int. Zool. Congr., pp. 551-552. Ribeiro, S. de M. 1902 Oito Especies de Peixes do Rio Pomba. Soc. Nac. de Agricult. Rio de Janeiro. Vaillant, L., et Pellegrin, J. 1902 Cichlides nouveaux de l'Amerique centrale. Bull. Mus. Paris, 1902, pp. 84-88. Boulenger, G. A. 1903 Description of a new Fish of the genus Arges from Venezuela. Ann. and Mag. Nat. Hist. (7), xi, pp. 601-602. Delfin, F. T. 1903 Los Congrios de Chile. Revist. Chilena, vii, pp. 154-192, pi. xiii. 1903a Adicion al Catalogo de los Peces de Chile, con description de una nueva especie. L. c, pp. 220-225, figs. 1903b Contribucion a la ictiologia Chilena. L. c, pp. 268-273, fig. Eigenmann, C. H. and Kennedy, C. H. 1903 On a Collection of Fishes from Paraguay, with a synopsis of the American genera of Cichlids. Proc. Acad. Nat. Sci. Philad., 1903, pp. 497-537. Eigenmann, C. H. 1903 New Genera of South American freshwater fishes and new names for old genera. Smiths. Misc. Collect., xlv, pp. 144-148. Fowler, H. W. 1903 Life colors of Pa-cilia limantouri, and description of a new Hcros from Mexico. Proc. Acad. Nat. Sci. Phila., 1903, pp. 320-323. 1903a Descriptions of new, little known, and typical Atherinidae. L. c, pp. 727-742, pis. xli-xliv. 1903b New and little known MugilidcB and Sphyranida. L. c, pp. 743-752, figs., pis. xlv, xlvi. Gill, T. N. 1903 On some Fish genera of the first edition of Cuviers Regne Animal and Oken's names. Proc. U. S. Nat. Mus., xxvi, pp. 965-967. eigenmann: papers dealing with fresh water fishes. 507 1903a Note on the Fish genera named Macrodon. L. c, pp. 1015-1016. Kerr, J. G. 1903 The early development of muscles and motor nerves in Lepidosiren. Rep. Brit. Assoc, 1902, pp. 65S-6S7. Meek, S. E. 1903 Distribution of the freshwater Fishes of Mexico. Amer. Nat., xxxvii, pp. 771-784, figs. Pellegrin, J. 1903 Description de Cichlides nouveaux de la collection du Museum. Bull. Mus. Paris, 1903, pp. 120-125. Regan, C. T. 1903 Description of a new Fish of the genus Chaetostomus from Venezuela. Ann. and Mag. Nat. Hist. (7), xi, p. 599. 1903a Descriptions of new South American Fishes in the Collection of the British Museum. L. c, pp. 621-630. Schreiner, C, and Ribeiro A. de Miranda. 1903 A Colleccao de Peixes do Museu nacional do Rio de Janeiro. Arch. Mus. Rio. xii, pp. 1-41. Steindachner, Fr. 1903 Ueber einige neue Reptilien- und Fischarten des Hofmuseums in Wien. Sb. K. K. Akad. Wiss. Wien, cxii, pp. 15-22 pi. 1903a Die Fische der Sammlung Plate. Fauna Chilensis. Zool. Jahrb., j^uppl. vi, pp. 201-214. Vaillant, L., et Pellegrin, J. 1903 Note sur quelque Tetragonoptere de l'Amerique centrale appartenant a la Collection du Museum. Bull. Mus. Paris, pp. 323-326. Dollo, L. 1904 Resultats du Voyage du S. Y. Belgica. Zool. Regan C. T. 1904 A monograph of the Fishes of the family Loricariidae. Trans. Zool. Soc. Lond., xii, pp. 191- 324, pis. ix-xxi. 1904a Description of new or little-known Fishes from Mexico and British Honduras. Ann. Mag. Nat. Hist. (7), xiii, pp. 255-259. Meek, S. E. 1904 The fresh-water Fishes of Mexico north of the Isthmus of Tehuantepec. Field Columbian Museum Publication 93. Pellegrin, J. 1904 Contribution a l'Etude anatomique, biologique et taxonomique des Poissons de la famille des Cichlides. Paris, 1904. Eigenmann, C. H. 1905 Divergence and Convergence in fishes. Biol. Bull., viii, 59-66, January. Evermann, B. W., and Kendall, W. C. 1905 An interesting species of Fish from the High Andes of Central Ecuador. Proc. Biol. Soc. Washington, xviii, pp. 91-106. Ihering, Rudolf von. 1905 Description of four new Loricariid Fishes of the genus Plecostomus from Brazil. Ann. and Mag. Nat. Hist., ser. 7, vol. xv, Jan., 1905. 508 PATAGONIAN EXPEDITIONS! ZOOLOGY. Jordan, D. S. 1905 A Guide to the Study of Fishes, pp. i— x and 1-1223, ills. New York. Meek, S. E. 1905 Two new species of Fishes from Brazil. Proc. Biol. Soc. Washington, xviii, pp. 241-242, Dec. 9, 1905. 1905a A Collection of Fishes from the Isthmus of Tehuantepec. L. c, pp. 243-246, Dec. 9, 1905. Regan, C. T. 1905 Description of a new Loricariid Fish of the genus Xenocara from Venezuela. Novitates Zoo- logical, vol. xii, Jan., 1905. 1905a Description de six Poissons Nouveaux. Rev. Suisse de Zool., xiii, pp. 389-393, pis. 5 and 6. 1905b A Revision of the Fishes of the South-American Cichlid Genera Acara, Nannacara, Acarop- sis, and Astronotus. Ann. and Mag. Nat. Hist. (7), xv, pp. 329-347, April. 1905c Systematic arrangement of the Fishes of the Genus Arges. L. c.,' pp. 529-534, June. I905d Description of Acara subocularis, Cope. L. c, pp. 557-558, June. 1905c A Revision of the South American Cichlid genera Crenacara, Batrachops, and Crenicichla. Proc. Zool. Soc, 1905, 152-168, Aug. I905f On Drawings of Fishes of the Rio Negro. Proc. Zool. Soc, 1905, 189-190, Aug. 10. i895g A Collection of Fishes made by Dr. H. Gadow in Southern Mexico. Ann. and Mag. Nat. Hist., ser. 7, vol. xvi, Sept., 1905. 1895b. A Revision of the Fishes of the American Cichlid genus Cichlosoma and of the allied genera. Ann. and Mag. Nat. Hist. (7), xvi, pp. 60-77, July, 1905; pp. 225-243, August, 1905; pp. 316-340, September, 1905; pp. 433-445, October, 1905. Cole, Leon J., and Barbour, Thomas. 1906 Vertebrates from Yucatan. Bull. Mus. Comp. Zool, i, Pisces, 155-159, plates i and ii, November. Evermann, B. W., and Kendall, W. C. 1906 Notes on a collection of fishes from Argentina, South America, with descriptions of three new species. Proc. U. S. Nat. Mus., xxxi, 67-108. Fowler, H. W. 1906 Further knowledge of some Heterognathous fishes. Proc. Acad. Nat. Sci. Phila., 293-351, June, 196; 431-483, October, 1906. Mclndoo, M. E. 1906 On some fishes of Western Cuba. Proc Acad. Nat. Sci. Phila., 1906, 484-488, October. Regan, C. T. 1906 A Revision of the South- American genera Retroculus, Geophagus, Heterogramma, and Bio- tcecus. Ann. and Mag. Nat. Hist., ser. 7, xvii, pp. 49-66, Jan., 1906. 1906a Notes on some Loricariid Fishes, with descriptions of two new species. Ann. and Mag. Nat. Hist., ser. 7, xvii, pp. 94-98, Jan., 1906. 1906b A revision of the Fishes of the family Galaxiidae. Proc. Zool. Soc, London, 1905, vol. ii, pp. 363-384, plates x-xiii. Published April 5, 1906. 1906c On the fresh-water Fishes of the Island of Trinidad, based on the collection, notes and sketches made by Mr. Lechmere Guppy, Jn. Proc. Zool. Soc, London, 1906, i, 378-393, plates xxi-xxv. Ribeiro, A. de M. 1906 Vertebrados do Itatiaya. Arch. Mus. Nacional do Rio de Janeiro xiii. 1906a Genus Megalobrycon, Gunther. Arch. Mus. Nacional do Rio de Janeiro, xiii. eigenmann: papers dealing with fresh water fishes. 509 Starks, Edwin Chapin. 1906 On a collection of Fishes made by P O. Simons in Ecuador and Peru. Proc. U. S. Nat. Mus., xxx, 761-800, plates lxv-lxvi. Steindachner, F. 1906 Zwei neue Corydoras-Artea. Akad. Anzeiger, No. xxvii. Eigenmann, C. H., and Bean, B. A. 1907 An account of Amazon River fishes collected by J. R. Steere; with a note on Pimelodus clarias. Proc. U. S. Nat. Mus., xxxi, 659-668. Eigenmann C. H. 1907a On a collection of fishes from Buenos Aires. Proc. Wash. Acad. Sci., viii, 449-458, plates xxi-xxiii. 1907b The Pceciliid fishes of Rio Grande do Sul and the La Plata Basin. Proc. U. S. Nat. Mus., xxxii, 425-433, May 23. 1907c Fowler's " Heterognathous Fishes " with a note on the Stethaprioninas. Am. Nat., xli, 767— 772, Dec. Eigenmann, C. H., and Ogle, Fletcher. 1907 An annotated list of Characin Fishes in the United States National Museum and the Museum of Indiana University, with descriptions of new species. Proc. U. S. Nat. Mus., xxxiii, 1-36, Sept. 10. Eigenmann, C. H., assisted by Waldo Lee McAtee and David Perkins Ward. 1907 On further collections of Fishes from Paraguay. Ann. Carnegie Museum, iv, 110-157, plates xxxi— xlv. Ihering, R. von. 1907 Diversas especies novas de Peixes Nematognathas do Brazil. Notas Preliminares, i, 14-39. Meek, S. E. 1907 Synopsis of the fishes of the great lakes of Nicaragua. Publications Field Museum, Zoolog- ical series, vii, 97-132, July. 1907a Notes on fresh-water fishes from Mexico and Central America. L. c, pp. 133-157. Miller, Newton. 1907 The fishes of the Motagua River, Guatemala. Bull. Am. Mus. Nat. Hist., xxiii, 95-123. Pellegrin, Jacques. 1907 Les poissons des lacs des hauts plateaux de 1'Amerique du Sud. Miss. Scientif . G. de Crequi Montfort et E. Senechal de la Grange, 1-25, June, 1907. Regan, C. T. 1907 Diagnosis of new Central-American freshwater Fishes of the families Cyprinodontidae, and Mugilidae. Ann. and Mag. Nat. Hist., ser. 7, xix, pp. 64-66, January. 1907a Description of six new freshwater Fishes of Mexico and Central America. Ann. and Mag. Nat. Hist., ser. 7, xix, 258-260, March. 1907b Description of two new Characinid Fishes from Argentina. Ann. and Mag. Nat. Hist., xix, 261 and 262, March. 1907-8 Pisces in Biologia Centrali Americana, 1907-8. Ribeiro, A. de M. 1907 Fauna Brasiliense, Peixes. Arch. Mus. Nacional do Rio de Janeiro, xiv, 35-129. 1907a Una novidade Ichthyologia. Kosmos iv, Jan. 5IO PATAGONIAN EXPEDITIONS! ZOOLOGY. Steindachner, Fr. 1907 tJber eine neue Hemipsilichthys- Art, Calmoni aus dem Flusse Cubatao im Staate S. Catharina, Brasilien und drei neue Characinen und eine neue kleine Corydoras-Art a. d. Stromgebiete d. Parnahyba und San Francisco. Akad. Anzeiger, Nr. vi, 82-85, February. 1907a liber einige Fishcharten aus dem Flusse Cubatao im Staate Santa Catharina bei Theresopolis (Bras.). Sb. Akad. Wiss. Wien, Ixvi, 475-492, Taf. i and ii. 1907b tJber neue Arten von Siisswasserfischen a. d. Stromgebiete Parnahyba and tiber eine Abart von Loricaria lima Kner. a. d. Jurua. Akad. Anzeiger, Nr. x, April. 1907c Uber eine neue Arges-Art aus den hohen Anden von Cayendelet. Arges theresice. Akad. Anzeiger, Nr. xii, Mai. I907d tiber eine dem Rio Xingu (Brasilien) vorkommende Mugil-Art. Mugil xinguensis. Akad. Anzeiger, xxvii, December. Bean, Barton A. 1908 On Ctcnolucius Gill, a neglected genus of Characin fishes, with notes on the typical species. Proc. U. S. Nat. Mus. xxxiii, 701-703, March 4. Eigenmann, C. H. 1908 Preliminary descriptions of new genera and species of Tetragonopterid Characins. Bull. Mus. Comp. Zool., lii, pp. 93-106. Meek, S. E. 1908 The zoology of Lakes Amatitlan and Atitlan, Guatemala. Field Columbian Mus. Publ. 127. Pellegrin, J. 1908 Characinides americains nouveaux de la collection du Museum d'Histoire Naturelle. Bull. Mus., pp. 342-347. 1908a Les Poissons d'eau douce de la Guyane franchise. Revue coloniale. Regan, C. T. 1908 Description of a new Cichlid Fish of the Genus Hetero gramma from Demarara. Ann. and Mag. Nat. Hist, ser. 8, i, April. 1908a Description of a new Fish of the Genus Galaxias from Chile. L. c. 1908b Descriptions of new Loricariid Fishes from South America. Proc. Zool. Soc, May, pp. 795-800, plates xlvii, xlix. 1908c A collection of freshwater Fishes made by Mr. C. F. Underwood in Costa Rica. Ann. and Mag. Nat. Hist., ser. 8, ii, pp. 455-464. Ribeiro, A. de M. 1908 Peixes da Ribeira. Kosmos. Steindachner, Fr. 1908 tiber eine im Rio Jaragua bei Joinville im Staate S. Catharina (Brasilien) vorkommende noch unbeschriebene Pseudochalcciis-Art, Ps. affinis, sowie uber eine neue Characinengattung und Art, Joinvillea rosce, von gleichem Fundorte. Akad. Anzeiger, Nr. v, Februar. 1908a Uber drei neue Characinen und drei Siluroiden aus dem Stromgebiete des Amazonas inner- halb Brasilien. Akad. Anzeiger, Nr. vi, Februar. 1908b tiber drei neue Arten von Siisswasser-fischen aus dem Amazonasgebiet. Akad. Anzeiger, Nr. vii, Februar. 1908c tiber eine noch unbekannte art der Gattung Bergiella Eig. aus dem La Plata, etc. Akad. Anzeiger, Nr. viii, Marz. I908d Uber eine Brachyplatystoma-Art aus dem Rio Parnahyba und uber eine dicht gefleckte und gestrichelte Varietiit von Giton fasciatas aus den Gewassern von Santos. Akad. Anzeiger, Nr. ix, Marz. EIGENMANN : PAPERS DEALING WITH FRESH WATER FISHES. 511 1908c Uber eine neue Hemiodus-Art aus dem Stromgebiete des Amazonas. Akad. Anzeiger, Nr. x, Marz. i9o8f Uber zwei neue Siluroiden und zwei Curimatus- Arten, sowie iiber eine Varietiit von Ancis- tnis vittatus aus dem Amazonasgebiete innerhalb Brasiliens. Akad. Anzeiger, Nr. xi, April. i9o8g Uber zwei neue Fischarten aus dem Stromgebiete des Rio San Francisco. Akad. Anzeiger, Nr. xiii, Mai. igoSh Uber eine neue Metynnis- Art. Akad. Anzeiger, Nr. xvii, Juli. I908i Uber sechs neue Serrasalmo- und Myletes-Arten aus Siidamerica. Akad. Anzeiger, Nr. xviii, Juli. Durbin, Marion Lee. 1909 A new genus and twelve new species of Tetragonopterid Characins. Ann. Carnegie Mus., vi, pp. 55-72, August. Eigenmann, C. H. 1909 Some new genera and species of fishes from British Guiana. Ann. Carnegie Mus., vi, pp. 4—54, August. Evermann, B. W., and Goldsborough, E. L. 1909 Notes on some fishes from the Canal Zone. Proc. Biol. Soc. Wash., xxii, pp. 95-104. Evermann, B. W. and Radcliffe, Lewis. 1909 Notes on a Cyprinodont (Orestias agassizii) from Central Peru. ' Proc. Biol. Soc. Wash., xxii, pp. 165-170, July. Meek, S. E. 1909 New species of Fishes from Tropical America. Field Columbian Museum Publ. 132. Pellegrin, J. 1909 Characinides du Bresil rapportes par M. Jobert. Bull. Mus. Par., pp. 147-152. Regan, C. T. 1909 Descriptions of three new freshwater Fishes from South America. Ann. and Mag. Nat. Hist., ser. 8, iii, February. 1909a Description of a new Cichlid Fish of the Genus Hcterogramma from the La Plata. L. c, March. Steindachner, F. 1909 Uber eine neue Tetragonopterus-hxt. aus dem Amazonasgebiet. Akad. Anzeiger, Nr. xi, Mai 6. 1909a Uber eine neue Brachyplatystoma-hxt. aus der Umgebung von Para. Akad. Anzeiger, Nr. xii, Mai 13. '/;> face p. j6p ( 1 ) Archiguiana. (2) Archamazona. Red, lines of primary origin of South American fresh-water fishes, a, from the ocean, b, from the hypothet- ical Antarctic continent, c, from the hypothetical Helenis. (1), (2), (7), (8) and (9), primary centers of radial mi- gration. Green, lines of migration from the primary centers. (3)> (4) an(' (5)> secondary centers of radial migration. Blue, lines of migration from the secondary centers. (6). tertiary center of radial migration. Brown, lines of mi- gration from the tertiary center. Map to Illustrate the Migrations of South American Fresh-VVatek Fishes. :.- m m % / wki. V i si \ fefr