EIGENMANN: CATALOGUE OF FRESH WATER FISHES. 



447 



Subfamily ACESTRORHAMPHIN^E. 



OLIGOSARGUS Giinther. 



Type: Oligosargus argenteus Giinther. 

 Range that of the single species. 

 I. Oligosargus argenteus Giinther. 

 Habitat: Brazil. 



ACESTRORHYNCHUS Eigenmann. 



Xiphorhynchus and Xiphorhamphus Miil- 



ler & Troschel. 

 Type: Salmo falcatus Bloch. 

 Range: Guiana to Rio San Francisco 



and Paraguay Basins. 

 A I. Acestrorhynchus falcirostris (Cuvier). 



Habitat : Guiana to Matto Grosso. 

 A2. Acestrorhynchus heterolepis (Cope). 



Habitat: Peruvian Amazon. 

 A3. Acestroryhnchus microlepis (Schom- 



burgk). 



Habitat: Guianas to the Amazon. 

 A4- Acestrorhynchus falcatus (Bloch). 

 Xiphorhamphus ferox Giinther. 

 Habitat : Guiana to Rio Paraguay. 

 5. Acestrorhynchus lacustris (Liitken). 

 Habitat : San Francisco Basin. 



ACESTRORHAMPHUS Eigenmann. 



Sphyr&nocharax Fowler. 



Type : Xiphorhamphus hepsetus Cuvier. 

 Range : La Plata Basin and southeast- 

 ern Brazil. 



1. Acestrorhamphus macrolepis (Steindach- 



ner). 

 Habitat: Jequitinhonha. 



2. A cestrorhamphus brachycephalus ( Cope) . 



Habitat: Rio Grande do Sul. 



3. Acestrorhamphus jenynsii (Giinther). 



Hydrocyon hepsetus Jenyns (non Cu- 

 vier) . 



Habitat : La Plata and southeastern 

 Brazil. 



4. Acestrorhamphus oligolepis (Steindach- 



ner). 

 Habitat: La Plata. 



5. Acestrorhamphus hepsetus (Cuvier). 



Hydrocyon falcatus Quoy & Gaimard. 

 Habitat: La Plata and southeastern 

 Brazil. 



6. Acestrorhamphus pericoptes Miiller & 



Troschel. 

 Habitat: Brazil. 



Aj. Acestrorhamphus abbreviatus (Cope). 

 Habitat: Peruvian Amazon. 



ACESTROCEPHALUS Eigenmann. 



Type : Xiphorhamphus anomalus Stein- 



dachner. 



Range that of the single species. 

 I. Acestrocephalus anomalus (Steindach- 



ner). 

 Habitat: Cauca. 



Subfamily 



HOPLIAS Gill. 

 Macrodon Miiller. 



Type : Esox malabaricus Bloch. 

 Range: Atlantic slope north of La 

 Plata; Pacific slope, Ecuador and 

 northward. 



Hoplias microlepis (Giinther). 

 Habitat: Western slopes of South 

 America from Ecuador to Panama; 

 eastern slope of Panama. 



Aa. Hoplias malabaricus (Bloch). 



Erythrinus trahira Spix; Erythrinus 

 Macrodon Agassiz; Erythrinus mi- 

 crocephalus Agassiz ; Erythrinus 

 brasiliensis Spix; Macrodon gua- 

 mna Valenciennes; Macrodon auri- 

 tus Cuvier & Valenciennes; Macro- 

 don teres Cuvier & Valenciennes; 

 Macrodon patana Cuvier & Valen- 

 ciennes; Macrodon aimara Cuvier & 



