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PATAGONIAN EXPEDITIONS I ZOOLOGY. 



8. Characidium vintoni Eigenmann. 



Habitat: Shrimp Creek near Kaieteur. 

 g. Characidium blennioides Eigenmann. 



Habitat : British Guiana. 

 Aio. Characidium zebra Eigenmann. 



Habitat: Rio Branco Basin. 



11. Characidium pellucidum Eigenmann. 

 Habitat: Gluck Island, Essequibo 



River. 



12. 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. 



Subfamily 



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. 

 I. Pogonocharax rehi Regan, 

 Habitat: Argentina. 



PYRRHULINA Cuvier & Valenciennes. 

 Type : Pyrrhulina filamentosa Cuvier & 



Valenciennes.. 



Range: Paraguay and Amazons; Suri- 

 nam. 



Range that of the single species. 

 I. Archicheir minutus Eigenmann. 



Habitat : Christianburg, British Gui- 



ana. 



MICROCHARAX Eigenmann. 



Type : Nannostomus lateralis Boulen- 



ger. 



Range that of the single species. 

 I. Microcharax lateralis (Boulenger). 

 Habitat : Paraguay Basin. 



JOBERTINA Pellegrin. 



Type: Jobertina interrupta Pellegrin. 

 Range that of the single species. 



1. Jobertina interrupta Pellegrin. 



Habitat : Serra d'Estrello, Brazil. 



PYRRHULININ.S. 



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 filamentosa Cuvier & Valen- 

 ciennes. 



Habitat : Surinam. 

 AS. Pyrrhulina semifasciata Steindachner. 



Habitat: Amazons. 

 A6. Pyrrhulina brevis Steindachner. 



Habitat : Paraguay and Amazons. 

 A 7. Pyrrhulina maxima Eigenmann & Ei- 

 genmann. 

 Habitat: Solimoens. 



Subfamily APHIOCHARACIN^E. 



CCELURICHTHYS Ribeiro. i. Ccelurichthys iporangce Ribeiro. 



Type: Ccelurichthys iporanga Ribeiro. 

 Range that of the single species. 



Habitat: Ribeira. 



