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PATAGONIAN EXPEDITIONS : ZOOLOGY. 



A I. Evermannolus biserialis (Garman). 

 Habitat: Amazons. 



Salminus Agassiz. 



Type : Hydrocyon brevidens Valen- 

 ciennes = Salviimis maxillosus Cuvier 

 & Valenciennes. 



Range: Cauca to Ecuador; Amazon to 

 Rio San Francisco and the La Plata 

 Basin ; Rio Grande do Sul. 



1. Salminus maxillosus Cuvier & Valen- 



ciennes. 



Hydrocyon brevidens Valenciennes, 

 uon Cuvier; Salminus brevidens 

 Eigenmann & Eigenmann, non Cu- 

 vier; f Salminus orbignyanus Cu- 

 vier & Valenciennes. 



Habitat: La Plata Basin. 



2. Salminus affinis Steindachner. 



Habitat: Cauca and Rio Santiago, Ec- 

 uador. 

 A3. Salminus brevidens Cuvier. 



Salminus cuvieri Cuvier & Valen- 

 ciennes. 



Habitat: Rio Cipo and La Plata Basin. 

 A4. Salminus hilarii Cuvier & Valenciennes. 

 Habitat: Amazon; San Francisco; Pa- 

 rana and Paraguay Basins. 



Catabasis Eigenmann & Norris. 



Type: Catabasis acuminatus Eigen- 

 mann & Norris. 

 Range that of the single species. 

 1. Catabasis acuminatus Eigenmann & Nor- 

 ris. 

 Habitat : Rio Tiete. 



Exodon Midler & Troschel. 



Hystricodon Giinther. 



Type: Exodon paradoxus Miiller & 



Troschel. 

 Range that of the single species. 

 Ai. Exodon paradoxus Miiller & Troschel. 

 Epicyrtus exodon Cuvier & Valen- 

 ciennes. 

 Habitat: Guiana; Amazon. 



Hydrocynus Cuvier 



Subfamily Hydrocynin^:. 



Habitat : Rio Negro. 



Type : Hydrocynus lucius Cuvier. 

 Range : Maracaibo to Guianas, south to 

 Amazons. 

 1. Hydrocynus lucius Cuvier. 

 Habitat : Not known. 



(XlPHOSTOMA Spix.) 



(Type: Xiphostoma cuvieri Agassiz.) 

 A2. Hydrocynus cuvieri (Agassiz). 



Xiphostoma oseryi (Castelnau). 



Habitat: Guianas and Amazons. 

 A3. Hydrocynus ocellatus (Schomburgk). 



Habitat: Guiana to Solimoens. 

 A4. Hydrocynus viaculatus Cuvier & Va- 

 lenciennes. 



Xiphostoma tccdo Cope. 



Habitat : Amazons. 

 A5. Hydrocynus longipinnis (Steindach- 

 ner). 



Boulengerella Eigenmann. 

 Type : Xiphostoma lateristriga Boulen- 



ger. 

 Range that of the single species. 

 A 1. Boulengerella lateristriga (Boulenger). 

 Habitat: Manaos. 



Luciocharax Steindachner. 

 Ctenolucius Gill (nomen nudum) ; Belo- 

 nocharax Fowler. 

 Type: Luciocharax insculptus Stein- 

 dachner. 

 Range : Lake Maracaibo to the Atrato. 



1. Luciocharax insculptus Steindachner. 



Belonocharax beani Fowler. 

 Habitat: Magdalena Basin. 



2. Luciocharax hujeta (Cuvier & Valen- 



ciennes). 

 Habitat : Lake Maracaibo. 



