﻿CANIS. 



21 



Text-fig. 6. — a. Left feniur of a common fox (Cants vulpes) seen from behind. b. Left femur of an 

 Arctic fox (Canis lagopus) seen from front. Both from Ightham (Corner Coll.). f natural size. 

 1, head ; 2, great trochanter ; 3, lesser trochanter ; 4, internal condyle ; 5, external condyle. 



Text-pig. 7. — a. Left tibia of a wolf (Canis lupus) seen from front. From Torbryan Cavern, Torquay 

 (Brit. Mus.). b. Left tibia of a common fox (Canis vulpes) seen from behind. From Ightham 

 (Brit. Mus., No. M.7232). c. Eight tibia of an Arctic fox (Canis lagopus) seen from the right side. 

 From Ightham (Lewis Abbott Coll.). f natural size. 1, cnemial crest; 2, facet for articulation 

 with fibula. 



