PLATE 39 



Mesial view of skeleton of left thoracic limb of the gopher, showing 

 origins (in blue) and insertions (in red) of muscles, X 2§. 



anc. Tried. — anconeus medialis 



l)ic. — biceps brachii 



'bra. — brachialis 



cor. br. — coracobrachialis 



cut. max. — cutaneus maximus 



ex. ant. par. — extensor antibrachii 



parvus 

 fix. car. ra. — flexor carpi radialis 

 fix. car. ul. — flexor carpi ulnaris 

 fix. dig. pro. — flexor digitorum pro- 

 fundus 

 fix. dig. sub. — flexor digitorum sub- 



limis 

 lat. dor. — latissimus dorsi 



palm. lo. — palmaris longus 



pec. pri. — pectoralis primus 



pec. quar. — pectoralis quartus 



pec. sec. — pectoralis secundus 



pec. ter. — pectoralis tertius 



pron. quad. — pronator quadratus 



pron. ter. — pronator teres 



ser. ant. a — serratus anterior, cervical 



portion 

 ser. ant. b — serratus anterior, thoracic 



portion 

 subsc. — subscapularis 

 ter. ma. — teres major 

 tri. med. — triceps, caput mediale 



[494] 



