U. S. NATIONAL MUSEUM 



BULLETIN 36, PL. VIII 



Fig. 1 COMMON PORPOISE ; BOTTLENOSED DOLPHIN. 

 Tursiojjs tursio (Fabricius). 



(From a photograph in the U. S. National Museum.) 



Fig. 2. COMMON PORPOISE ; BOTTLENOSED DOLPHIN. 

 Tursiops tursio (Fabricius). 



(From Van Beneden and Gervais, Osteographie des Cetaces, 1868-79, pi. 34. fig. 3.) 



Genus TURSIOPS. 



