﻿PLATE X. 



Cave Hy^en. 



Humerus, U/na, and Radius. 

 (Natural size.) 



Fig. 









1. 



Right humerus 



1 all 





2. 



Right ulna, 



anterior aspect. 



3. 



Right radius, 



J 









a. 



Head of humerus. 







b. 



Great tuberosity. 







c. 



Lesser tuberosity. 







d. 



Deltoid ridge. 







e. 



Supra-trochlear foramen. 







f. 



Trochlea. 







ff- 



External condyle. 







h. 



Internal condyle. 







i. 



Olecranon. 







J- 



Sigmoid notch. 







k. 



Surface for articulation with radius. 







1 



Distal end of ulna. 







m. 



Surface for articulation with humerus. 







n. 



Distnl end of radius. 



The three bones are all from the Skeleton B found at Wookey Hole, and now pre- 

 served in the Taunton Museum. 



