158 CALIFORNIA ACADEMY OF SCIENCES. 



XLTI. AsTEROPHYSUS K'ner. 



188. Asterophysus batrachus Kuer. 



XLIII. Hemiddras Bleeker. 

 Doras Bleeker (1863, not of 1858.) 



§ Hemidovas. 



189. Hemidoras nattereri (Steiudacbner.) 

 Localities: Jutahy; Coary; Tefife. 



190. Hemidoras bre vis (Kuer.) 



191. Hemidoras fimbriatus (Kner.) 



192. Hemidoras punctatus (Kuer.) 



193. Hemidoras lipophthalmus (Kuer.) 



194. Hemidoras accipenserinus (Gimther.) 



195. Hemidoras stenopeltis (Kuer.) 



Localities: Mauaos; Eio Negro; Hyavary; Manacapuru; Teffe; Obidos; 

 Tabatinga. 



196. Hemidoras stiibelii (Steindacbnsr.) 



197. Hemidoras morei (Steiudacbner.) 



198. Hemidoras humeralis (Kner.) 



199. Hemidoras carinatus (Linnoeus.) 



Doras oxyrhynchus Val. 



§ Hassar* subgen. no v. 

 Shields on the anterior half of the body rudimentary or 

 none; snout long, conical. 



200. Hemidoras orestes (Steindachuer.) 



Loality: Huytaby. 



201. Hemidoras affinis (Steiudacbner.) 

 Lncality: Rio Puty. 



XLIY. OxYDORAS Kner. 

 Pseudodoras & Rhinodoras Bleeker. 



• The Arowack name for the species of Doras. 



