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. 



