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PATAGONIAN EXPEDITIONS: ZOOLOGY. 



A2. Thoracocharax pectorosus (Garman). 



Habitat: Amazons. 

 4. Thoracocharax maculatus (Steindach- 

 ner). 



Habitat: Panama. 



Chalcinus Cuvier & Valenciennes. 



Triportheus Cope. 



Type: Chalcinus brachypomus Cuvier 



& Valenciennes = Chalcens 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 Giinther. 



Habitat : Parana and Paraguay rivers 

 A3. Chalcinus angulatus Spix. 



Chalcinus brachypomus Cuvier & Va- 

 lenciennes; Chalcinus miilleri Phil- 

 ippi ; Chalcinus trifurcatns Castel- 

 nau ; Chalcinus nematurus Kner; 

 Triportheus flavus Cope. 

 Habitat: Orinoco; Amazons; Para- 

 guay. 

 A4. Chalcinus angulatus curtus Garman. 



Habitat: Paraguay; Amazon. 

 A5. Chalcinus angulatus vittatus Garman. 



Habitat: Amazon. 

 6. Chalcinus angulatus signatus Garman. 



Habitat: Rio Puty. 

 A 7. Chalcinus angulatus fuscus Garman. 



Subfamily 

 Agoniates Miiller & Troschel. 

 Type: Agoniates halecinus Miiller & 



Troschel. 

 Range that of the single species. 

 1. Agoniates halecinus Miiller & Troschel. 

 Habitat : Guiana. 



Piabucus Oken. 

 Type: Salmo argentinus Linnaeus = 

 Piabucus dent at us Kcelreuter. 



Habitat: Amazon. 

 AS. Chalcinus gilntheri Garman. 



Chalceus rotundatus Schomburgk; 

 Chalcinus brachypomus Giinther 

 (non Cuvier & Valenciennes). 

 Habitat: Guianas; Amazon; San Fran- 

 cisco. 

 A9. Chalcinus alb us (Cope). 



Chalcinus knerii Steindachner. 

 Habitat: Amazons. 

 A 10. Chalcinus auritus Cuvier & Valen- 

 ciennes. 

 Habitat: Araguay. 

 Ail. Chalcinus elongatus Giinther. 



Habitat: Orinoco; Amazons. 

 12. Chalcinus magdalena: Steindachner. 

 Habitat: Magdalena Basin. 



COSCINOXYRON Fowler. 



Type: Chalcinus culler Cope. 

 Range that of the single species. 

 Al. Coscinoxyron cultcr (Cope). 



Habitat : Sao Paulo on the Amazon. 



PSEUDOCORYNOPOMA Perugia. 



Bergia Steindachner, Chalcinopelecus 

 Holmberg. 

 Type : Pscudocorynopoma dorice Peru- 

 gia. 

 Range that of the single species. 

 1. Pscudocorynopoma doricc Perugia. 



Bergia altipinnis Steindachner; Chal- 

 cinopelecus argentinus Holmberg. 

 Habitat: La Plata Basin. 



AGONIATIN.E. 



Range: Guiana; Amazons; La Plata. 

 A 1. Piabucus spilurus Giinther. 



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. 



