108 



THE CAT. 



[CHAP, iv. 



elongated from before backwards, and of nearly equal size, named 

 condi/leSf separated behind by a median depression (ap). 



The external condyle (ec) has on its outer surface a depression for 

 the tendon of the popliteus muscle. Immediately above this is the 

 slight prominence of the external tuberosity, immediately above 



Fig. 67. THE RIGHT FEMI*K. 

 A. Anterior aspect. B. Posterior aspect. 



which is a small, but deeply marked pit for the tendon of the gastro- 

 cnemius muscle, and the sesamoid to which that tendon is attached. 



The internal condyle is slightly longer, and descends a little lower 

 down than the external one. On its inner side is a projection called 

 the internal tuberosity (it). 



The articular surfaces of the condyles meet in front, and form an 

 elongated, transversely concave, ascending articular surface (ap) for 



