SUB-GENUS~FF?=^RIODUS.* 



Remarkable for an additional tooth in both jaws, not found to 

 any other species of dog. 



MR. FREDERICK CUVIER, commenting on the den- 

 tition of dogs, had already observed, that there are 

 occasionally additional molars, or tubercular teeth, 



* We are indebted to the kindness of G. R. Waterhouse, 

 Esq. for the figure of the skull, and several important notes on 

 the Canidse in general, and this species in particular. 



