SYNOPSIS OF THE 



Chinchilla, Acosta, Nat. History of India, 199. 



Icon. 



Inhabits Chili, according to Molina, Peru, according to 

 Acosta; and probably the whole chain of the Andes. 



Obs. The teeth of this species are still unknown to Natu- 

 ralists ; and M. Geoffrey's location of it with the Hamsters 

 is conditional. 



614. 9. C. Anomalus (Anomalous Hamster.) Reddish- 

 brown above ; white underneath ; some flat spines on the 

 back ; tail nearly as long as the body, nearly naked, scaly, 

 and black. 



Mus Anomalus, Thompson, Trans. Lin. Soc. Cricetus 

 Anoxnsdus, Desmarest, Nouv. Diet. d'Hist. Nat. t. 14, 180. 



Icon. 



Inhabits the Isle of Trinity in the Gulf of Mexico. 



Obs. Desmarest has proposed to consider this species as 

 a new genus, under the name of Heteromys. 



Dipus. Incisors^., those below sharp-pointed; canines 

 %% ; cheek-teeth |4 or ||, simple, with tuberculous crowns ; 

 eyes large ; ears long, pointed ; anterior feet short, with four 

 toes, and tubercle with a nail in the place of a thumb ; hind 

 feet five or six times longer than those before, terminated by 

 three or five toes, with one metatarsus for the three middle 

 toes. 



615. 1. D. Sagitta (the Jerboa.) Bright yellow above ; 

 white underneath ; tail longer than the body, with a tuft 

 at its extremity. About six inches long. 



Mus iEgyptius, Hasselquist. Mus Jaculus, Lin. Mus 

 Sagitta, Pallas, Glires, 306. Dipus Gerboa, Gm. 



Daman, Shaw, Travels in Barbary. Gerboa, Brace's 

 Travels, var. Gerbo ou Gerboise, Buff. Hist. Nat. Sup. 



t. Yl. 



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