1880.] 



DENTAL CHARACTERS OF THE CANID.^:. 



257 



Otocyon shares the last two peculiarities, and exhibits the first in a 

 more marked degree than any other known canine animal, recent or 

 extinct. 



There are three skulls of this interesting form in the Museum of 

 the Eoyal College of Surgeons, and three in the British Museum ; 

 and they all agree very closely with the figures and description given 

 by De Blainville. 



Fig. 11. 



Dorsal view of the skull of Otocyon lalandii : nat. size. 



In all, the posterior ends of the nasal bones extend beyond the 

 fronto-ni axillary suture; but they vary considerably in width. The 

 frontal processes are well separated from the ascending processes of 

 the prsemaxillaries. The temporal ridges are much stronger and the 

 sagittal area narrower in one skull, which appears to be the oldest. 

 There are no frontal sinuses. In all, the subangular lobe of the 



17* 



