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. 



