EIGENMANN: CATALOGUE OF FRESH WATER FISHES. 



377 



Exomegas macrostomus 



(Smitt). 

 Habitat : Rio Gallegos. 



gallegensis 



CARAGOLA Gray. 



Mordacia Gray. 



Type: Caragola lapicida Gray. 



Range : Southern South America and 



Australia. 



Caragola mordax (Richardson). 

 Caragola lapicida Gray ; Petromyzon 



anwandteri Philippi ; Petromyzon 



acutidens Philippi. 

 Habitat: Chili and Tasmania. 



Class II. PISCES. 



Subclass SELACHII. 



Order ASTEROSPONDYLI. 



Suborder GALEI. 



Family GALEID^. 



CARCHARHINUS Blainville. 



Eulamia, Platypodon, Isogomphodon and 



Lamiopsis Gill. 



Type : Carcharhinus commersoni Blain- 

 ville = Carcharias lamia Rafinesque. 

 Range : All warm seas. 

 I. Carcharhinus nicaraguensis Gill & Brans- 

 ford, J. & E., 39. 



Habitat: Lake Nicaragua and its outlet. 



MUSTELUS Cuvier. 



Type : Squalus mustelus Linnaeus. 

 Range : Warm and temperate seas. 

 I. Mustelus canis (Mitchill), . .J. & E., 29. 

 Habitat: La Plata. 



Order BATOIDEI. 

 Suborder SARCURA. 



Family 



RAJA Linnaeus. 



Dipturus and Platopterus Rafinesque; 

 Dasybatus Blainville ; Propterygia 

 Otto ; L&viraja and Baits Bonaparte ; 

 Uraptera Miiller & Henle; Mala- 

 corhinus Garman. 



the 



Type: Raja batis Linnaeus. 



Range : Temperate seas, a few of 



species entering rivers. 

 Raja microps Giinther, Shore Fishes, 12. 



Habitat: La Plata. 

 Raja platana Giinther, Shore Fishes, II. 



Habitat: La Plata. 



Family NARCOBATID^E. 



NARCINE Henle. Range : Warm seas ; a single American 



Cyclonarce and Gionionarce Gill. species ; enters rivers. 



Type: Torpedo brasiliensis Olfers. I. Narcine brasiliensis (Olfers), J. & E., 78. 



