Genus CANIS, Linneus (1766). 



Canis, Linneus, Systema Naturae, 12th ed. vol. i. p. 56 (1766). 



Generic characters. 



Digits 5 4. Pm. 5, M. g. 



Nasals extending backwards beyond frontal process of maxillae, or 

 not so extending ; outer margin of nasals not strongly sigmoid ; ante- 

 rior palatine foramina not very large ; first upper premolar decidedly 

 smaller than the second ; inner portion of first upper molar well deve- 

 loped, the cingulum not coalescing with the inner tubercles ; caecum 

 generally coiled and contorted. 



