468 



PATAGONIAN EXPEDITIONS I ZOOLOGY. 



Al. Plagioscion squamosissimus (Heckel), 



J. & E., 1418. 



Sciana rubella Schomburgk; Johnius 

 crouvina and amazonicus Castelnau ; 

 Cormna monacantha Cope. 

 Habitat: Brazil and Guiana. 



2. Plagioscion heterolepis (Bleeker), 



J. & E., 1419. 

 Habitat: Surinam. 



3. Plagioscion ternetzi Boulenger, 



Boulenger, 1896, 25. 

 Habitat: Paraguay Basin. 

 A4. Plagioscion surinamensis (Bleeker), 



J. & E., 1419. 



Sci&na magdalence Steindachner. 

 Habitat: Rio Magdalena to Para. 

 A5- Plagioscion auratus Castelnau, 



Giinther, II, 281. 

 Habitat : Rivers of Brazil. 



PACHYURUS Agassiz. 



Lepipterus Cuvier & Valenciennes. 



Type : Pachyurus squamipinnis Agassiz. 

 Range : Amazons ; Paraguay ; Rio San 



Francisco. 

 Al. Pachyurus squamipinnis Agassiz, 



Jordan & Eigenmann, 1889, 69. 

 Pachyurus lundii Reinhardt. 

 Habitat: Rio San Francisco and tribu- 

 taries; Para. 



2. Pachyurus francisci (Cuvier & Valen- 

 ciennes), 



Jordan & Eigenmann. 1889, 412. 

 Pachyurus corvina Reinhardt. 

 Habitat : Rio San Francisco and tribu- 

 taries. 

 3. Pachyurus bonariensis Steindachner, 



Jordan & Eigenmann, 1889, 412. 

 Scicena adusta Hensel. 

 Habitat: La Plata Basin; Rio Grande 



do Sul. 

 A4. Pachyurus schomburgki Giinther, 



Jordan & Eigenmann, 1889, 4-12. 

 Pachyurus nattereri Steindachner. 

 Habitat: Amazons and tributaries; 

 Paraguay. 



PACHYPOPS Gill. 



Type : Micropogon trifilis Miiller & 



Troschel. 

 Range: Guiana to the Guapore and 



southeastern Brazil. 

 A I. P achy pops furcraus (Lacepede), 



Jordan & Eigenmann, 1889, 413. 

 Cormna biloba Cuvier & Valenciennes. 

 Habitat: Rivers of Brazil and Guiana. 

 A2. Pachypops trifilis (Miiller & Troschel), 

 Jordan & Eigenmann, 1889, 413. 

 Habitat : Rio Guapore to Guiana. 

 3. Pachypops adspersus (Steindachner), 



Jordan & Eigenmann, 1889, 414. 

 Cormna grunniens Schomburgk. 

 Habitat: Southeastern Brazil. 



Family PERCID^. 

 ETHEOSTOMA Rafinesque. i. Etheostoma pottsii (Girard), 



Type: Etheostoma flabellare Rafin- 

 esque. 



Range: Rio Mezquital north through 

 Atlantic slope of America. 



Meek, 197. 



Etheostoma micropterus Gilbert. 



Habitat : Headwaters of Rio Mezquital 

 (Pacific slope), and Rio Conchos and Rio 

 Nazas (Atlantic slope). 



(RAFINESQUIELLUS Jordan & Evermann.) 

 (Type: Aplesion pottsii Girard.) 



