Plate XII. 



General view of the niusculaturs of the Coimuou Sole seen from the right side, after 

 removal of the skin. The superficial abductors of the ventral fm have been 

 removed, to expose the elevators and depressors of the ventral fin-rays which 

 lie beneath tliem ; the same dissection has been made along the anterior 

 fourth of the dorsal fin. 





i 



