304 



J. L. BONHOTE ON MAMMALS FROM TIBET. [NoV. 14, 



Capt. Walton writes : — " The small fox does not, I feel pretty 

 sure, occur near Khamba Jong, all the foxes seen there being of 

 the large species (F. v. ivaddelli, ante). I saw other foxes almost 

 certainly of this species between Kai-o-La and the neighbourhood 

 of the Yam Dok Cho (Lake Palti)." 



Accom]3anying the skin is a very fine adult skull (text-fig. 52), 

 which, so far as I am awai'e, has never before been described. 

 This skull is quite unlike that of an}^ other species of Fox, and is 

 characterised by the extreme slendei'ness and elongation of the 

 muzzle and the great length of the upper canines. The brain-case 



Text-fio-. 52. 



A, lateral, and B, upper view of the skvill of Vulpes ferrilatus. ^ nat. size. 



and zygomata, on the other hand, do not show any signs of lateral 

 compression or elongation, but are faii-ly normal in their dimen- 

 sions and breadth. The supraorbital processes are stout and well 

 developed, and the brain-case gradually widens out from innne- 

 diately behind these processes and reaches its greatest breadth in 

 line Avith the posterior roots of the Z3^gomata. On the mider side 

 we may note the narrowness of the soft palate and the tendency of 

 the pterygoids to approach each other posteriorly. The bullae are 

 more elongated and less rounded than usual. The dentition, which 



