AGASSIZ, 1829 131 



Motella Cuv'.er, 334; type Gadus mustela L. 



Substitute for Mustela Cuvier, 1817, preoccupied in mammals. Identical with 

 Gaidropsabus Rafinesque, 1810. 



Monochir Cuvier, 336; type Pleuronectes microchirus De la Roche. 



Siibstitiilc fnr MoNOCHiRUS, preoccupied. Not sufficiently diflfercnt. 

 Osteoglossum (V'andelli) Cuvier (about 390); type Osteoglossijm 



VANDELLi Cuvier. 

 Gymnarchus Cuvier (about 390) ; type Gymnarchus nilgticus Cuvier. 

 Triodon Cuvier (about 390) ; type Triodon bursarius Reinwardt. 



Anacanthus (Ehrenberg) Cuvier (about 390) ; type (not named) Raja 

 uar.vak Forskal. 



Monotypic. Replaces Himantura Miiller, 1837. 

 Heterotis Ehrenberg; type SuDis niloticus Cuv. & Val. 



Quoted from the RiRite Animal by Giinther, but we do not find it there. Ap- 

 parently it appears first in Cuv. & Val., XIX, 465, 1846. 



CXXXV. AGASSIZ (and Spix), Selecta Genera et Species Piscium 

 quos in Itinere per Brasiliam, 18//, 1820, Collejit Dr. J. B. de 

 Spix, 1829. 



Louis Agassiz ami Ji;an Baptiste Spix. 



The date of this work is apparently a little later than that of tlie 

 Second Edition of the Rigne Animal. 



Acanthicus Spix, 2; type Acanthicus hystrix Spix. 

 Rhinelepis Spix, 2; type Rhinelepis aspera Spix. 

 Cetopsis Agassiz, 8; type Cetopsis CvECUTIENS Agassiz. 

 Hypophthalmus Spix, 9; type HYr'orHTiiALMUS edentulus Spix. 

 Phractocephalus Agassiz, 10; type Phractocephalus bicolor Agassiz. 



Platystoma .Agassiz, 10; type Sii.urus lima Bloch & Schneider. 



.Name preoccupied by a genus of flics, Mcigcn. l8oj. 

 Glanis Agassiz, 10; type not named. 



Name given in dative case only "In Glanide Agass." Substitute for Ragre 

 Cuvier, rejected because of barbarous origin. Afterwards (1856) Glanis was 

 revived as the generic name for the Greek cat-fish, Glanis aristotelis Agassiz, 

 which i( perhaps a Parasilurus. 



