U. S. NATIONAL MUSEUM 



BULLETIN 36, PL. XI 



Fig. 1. COMMON DOLPHIN. 



Delphinus clelphis Linne. 

 (From a sketch by J. H. Emerton.) 



Fig. 2. COMMON DOLPHIN. 

 Delphinus delphis Linne. 



(From Van Beneden and Gervais, Osteographie des Cetace's, 1 868-79, pi. 39, fig. 3.) 



Fig. 3. COMMON DOLPHIN. 

 Delphinus delphis Linng. 



(From Van Beneden and Gervais, Osteographie des Cetaces, 1868-79, p|. 39, fig, 3.) 



Genus DELPHINUS. 



