EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 38 1 



Ai. Aspredinichthys tibicen (Temmink), Habitat: Guiana; Curuca, Rio Muria. 



E. & E., 24. 



Family DIPLOMYSTID^. 



Diplomyste Dumeril. 

 Type: Arius pappilosus Cuvier & Val- 

 enciennes. 

 Range that of the single species. 

 1. Diplomyste pappilosus (Cuvier & Val- 

 enciennes) E. & E., 26. 



Arius carcharias, villosus, squalus, mi- 

 cro pterus and synodon Philippi. 



Habitat: Chili and Rio Negro of Pata- 

 gonia. 



Family SILURID^. 

 Subfamily Ariin^e. 1 



Paradiplomystes Bleeker. 



Type : Pimelodus coruscans Lichten- 



stein. 

 Range that of the single species. 

 1. Paradiplomystes coruscans (Li-chten- 



stein), E. & E., 30. 



Habitat: Brazil. 



Genidens Castelnau. 



Type : Genidens cuvieri Castelnau. 



Range that of the single species. 

 A 1. Genidens genidens (Cuvier & Valen- 

 ciennes) E. & E., 38. 



Genidens cuvieri and granulosus Castel- 

 nau. ? Rhamdia laukidi Bleeker. 



Habitat: Rio de La Plata; Araguay. 



Felichthys Swainson. 



Breviceps Swainson; Ailurichthys Baird 

 & Girard; Mystus Gronow. 



Type : Silurus bagre Linnaeus. 



Range : Tropical seas of America. 

 Probably several species will be 

 found entering streams. F. bagre 

 and marinus are found in the market 

 at Georgetown. 



1 Many species of the Ariinse in addition to those 

 enumerated are found at the mouths of rivers and un- 

 doubtedly enter fresh water at times. 



I. Felichthys filamentosus Swainson, 



J. & E., 118. 

 Galeichthys blochii Cuvier & Valen- 

 ciennes; Silurus bagre Bloch non 

 Linnaeus. 

 Habitat: Atlantic side of tropical 

 American seas ; Lake Nicaragua. 



Galeichthys Cuvier & Valenciennes. 1 



Type: Galeichthys feliceps Cuvier & 



Valenciennes. 

 Range : Pacific and temperate seas. 

 1. Galeichthys aguadulce Meek, .Meek, 9. 

 Habitat : Rio Papaloapam Basin. 



Netuma Bleeker. 



Type: Arius nasutus Cuvier & Valen- 

 ciennes. 

 Range : Tropical seas, entering rivers. 



1. Netuma upsulonophorus (Eigenmann & 



Eigenmann) E. & E., j$. 



Habitat: Rio Grande do Sul. 



2. Netuma barbus (Lacepede), E. & E., j6. 



Pimelodus commersoni Lacepede; Ba- 

 grus barbatus Quoy & Gaimard ; 

 Pimelodus versicola Castelnau. 



1 Galeichthys guatemalensis Gunther has been re- 

 ported from Rio Lara, Darien. 



