Peterson : Description of Stenomylus. 



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projects downward and outward, forming an interlocking hook on the 

 radial face of the ulna when the humerus is articulated with the latter. 



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Fig. 6. Anterior view of humerus 

 of Stenomylus gracilis. Type No. 

 1610. \ nat. size. 



Fig. 7. Radial view of ul no-radius of 

 Stenomylus gracilis. Type No. 1610. 

 \ nat. size. 



The trochlea is rather broad transversely, with the intertrochlear ridge 

 little developed and shifted well over toward the ulnar border. 



