590 



Comparative .Morphology of Chordates 



ILIOCOST CERV_- 



LOi.oib INTERMED 



ILIOCOST DORSI. 



IUOCOST LUMB.X 



Fig. 457. Semidiagrammatic view of the long system of deeper dorsal muscles. 

 (Courtesy, Hartman and Straus: "Anatomy of the Rhesus Monkey," Baltimore 

 Williams & Wilkins Co.) 



