U. S. NAT'ONAL MUSEUM 



BULLETIN 36, PL. VIII 



Fig. 1. COM3IOX PORPOISE ; BOTTLENOSED DOLPHIN. 



Tursioiis tiirsio (Fabriciust. 



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





Fig. -.3. COMMON PORPOISE; BOTTLENOSED DOLPHIN. 



Tnrsioj^s tursio (Fabricius). 



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



Genus TURSIOPS. 



