PLATE V. 



Fn;. 14. FIKTUS OF BELUGA. 



(From O. Miiller.) 



rJL 



i'L. Right Lung. 

 st. Breast-bone. 



Di. Diaphragm. 

 7>. Trachea. 



c. Heart. 

 La. Larynx. 



{To face page 56. 



