GtH\OHXO\TS 

 ST-VLO&LOS 

 ATLKNTOSChV SU?tR 



SCALENUS !• 



SCALENUS Z 

 STERMOCOST. KUT 

 I NTERCOS.T. EKTe?^N 



DE?KESS0T\,5Cft,T 

 SE-R-RAT. rAA&y 

 RECTUS f\-BIiO(«\ 



fAYL0HXO\D. 

 •DICAST 



THYRtOnYO\D 

 5TVL0HV0\D.l 

 STERNO worn + THXBOID. 

 ^ST ERNO rAKSTO\D . 



-•TRKCHEO NJERT. lAUSCLtS 

 CEPHftLOHUr^. 



Figure 25. Ventral musculature of a seal (Phoca): superficial layer upon the 

 right and much of the next deeper layer to the left of the medial line. 

 [163] 



