436 



PATAGONIAN EXPEDITIONS I ZOOLOGY. 



A3. Hemigrammus cceruleus Durbin. 



Habitat: Manacapur.u. 

 4. Hemigrammus erythrozonus Durbin. 



Habitat: Erukin in British Guiana. 

 AS. Hemigrammus levis Durbin. 



Habitat : Amazon. 

 A6. Hemigrammus hyanuary Durbin MS. 



Habitat : Lake Hyanuary. 



7. Hemigrammus rodwayi Durbin. 



Habitat : British Guiana near the coast. 



8. Hemigrammus iridens 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. 

 Ail. Hemigrammus lunatus Durbin MS. 



Habitat : Amazon. 

 A 1 2. Hemigrammus microstomus Durbin 



MS. 



Habitat: Amazon. 

 13. Hemigrammus orthus Durbin. 



Habitat: Tukeit and Gluck Island, 



British Guiana. 

 Ai4. 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. 

 A 1 7. Hemigrammus elegans (Steindach- 



ner). 



Habitat : Amazon. 

 1 8. Hemigrammus micropierus Meek. 



Habitat: Orinoco. 

 A 1 9. Hemigrammus schmarda Steindach- 



ner. 



Habitat : Amazons. 



20. Hemigrammus boulengeri Eigenmann. 

 Habitat: Rio Grande do Sul, 



21. Hemigrammus ocellifer Steindachner. 



Habitat : Amazons. 



22. Hemigrammus maiei 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 serptz Durbin. 



Habitat : Serpa. 

 A 9. Hyphessobrycon copelandi Durbin. 



Habitat : Tabatinga. 

 Aio. Hyphessobrycon bentosi Durbin. 



Habitat: Obidos. 



II. Hyphessobrycon rosaceus Durbin. 



Habitat : Gluck Island and Rockstone, 



British Guiana. 

 12. Hyphessobrycon panamensis Durbin. 



Habitat: Panama. 

 A 1 3. Hyphessobrycon siramineus Durbin 



MS. 



Habitat : Tabatinga. 

 14. Hyphessobrycon minimus Durbin. 



Habitat : Cane Grove Corner, British 



Guiana. 



A 1 5. Hyphessobrycon melanzonatus Dur- 

 bin. 

 Habitat : Amazon. 



