CANIS. 21 
Trxt-Fica. 7. 
TExtT-FIa. 6. 
s. Left femur of an 
Both from Ightham (Corner Coll.). % natural size. 
1, head; 2, great trochanter ; 8, lesser trochanter ; 4, internal condyle ; 5, external condyle. 
Text-rie. 6.—a. Left femur of a common fox (Canis vulpes) seen from behind. 
Arctic fox (Canis lagopus) seen from front. 
Trxt-ria. 7.—A. Left tibia of a wolf (Canis lupus) seen from front. From Torbryan Cavern, Torquay 
(Brit. Mus.). 3B. Left tibia of a common fox (Canis vulpes) seen from behind. From Ightham 
(Brit. Mus., No. M.7232). c. Right tibia of an Arctic fox (Canis lagopus) seen from the right side, 
From Ightham (Lewis Abbott Coll.). % natural size. 1, cnemial crest; 2, facet for articulation 
with fibula. 
