440 



PATAGONIAN EXPEDITIONS! ZOOLOGY. 



A2. Thoracocharax pectorosus (Garman). 



Habitat : Amazons. 



4. Thoracocharax maculatus (Steindach- 

 ner). 



Habitat: Panama. 



CHALCINUS Cuvier & Valenciennes. 



Triportheus Cope. 



Type: Chalc'unts brachypomus Cuvier 



& Valenciennes = Chalceus 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 Gunther. 



Habitat : Parana and Paraguay rivers 

 A3. Chalcinus angulatus Spix. 



Chalcinus brachypomus Cuvier & Va- 

 lenciennes; Chalcinus miilleri Phil- 

 ippi ; Chalcinus trifurcatus Castel- 

 nau; Chalcinus nematurus Kner; 

 Triportheus flaws Cope. 

 Habitat: Orinoco; Amazons; Para- 

 guay. 

 A4. Chalcinus angulatus curtus Garman. 



Habitat: Paraguay; Amazon. 

 AS. Chalcinus angulatus vittatus Garman. 



Habitat: Amazon. 

 6. Chalcinus angulatus signatus Garman. 



Habitat: Rio Puty. 

 A 7. Chalcinus angulatus fuscus Garman. 



Habitat : Amazon. 

 A8. Chalcinus guntheri Garman. 



Chalceus rotundatus Schomburgk; 

 Chalcinus brachypomus Gunther 

 (non Cuvier & Valenciennes). 

 Habitat : Guianas ; Amazon ; San Fran- 

 cisco. 

 AQ. Chalcinus albus (Cope). 



Chalcinus knerii Steindachner. 

 Habitat: Amazons. 



Aio. Chalcinus auritus Cuvier & Valen- 

 ciennes. 



Habitat: Araguay. 

 Ail. Chalcinus elongatus Gunther. 



Habitat: Orinoco; Amazons. 

 12. Chalcinus magdalence Steindachner. 

 Habitat : Magdalena Basin. 



COSCINOXYRON Fowler. 



Type : Chalcinus culter Cope. 

 Range that of the single species. 

 A I. Coscinoxyron culter (Cope). 



Habitat : Sao Paulo on the Amazon. 



PSEUDOCORYNOPOMA Perugia. 



Bergia Steindachner, Chalcinopelecus 



Holmberg. 



Type : Pseudocorynopoma doria Peru- 

 gia. 



Range that of the single species. 

 I. Pseudocorynopoma doricc Perugia. 



Bergia altipinnis Steindachner; Chal- 

 cinopelecus argentinus Holmberg. 

 Habitat: La Plata Basin. 



Subfamily AGONIATIN;E. 

 AGONIATES Miiller & Troschel. 

 Type: Agoniates halecinus Miiller & 



Troschel. 



Range that of the single species. 

 I. Agoniates halecinus Miiller & Troschel. 

 Habitat : Guiana. 



PIABUCUS Oken. 



Type: Salmo argentinus Linnaeus = 

 Piabucus dentatus Kcelreuter. 



Range : Guiana ; Amazons ; La Plata. 

 A I. Piabucus spilurus Gunther. 



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. 



