U. S. NATIONAL MUSEUM 



BULLETIN 36, PL. X 



Fig. 1. Tiusiops giUii Dall. 



(From Scammon, Marine Mammalia, 1874, p. 102. Approximate ou-tlines.) 



Fig. 2. TnrsiojJS (/illii Dall. 

 (From the type-skull. No 12054, in the U. S. National Museum.) 



Genus TURSIOPS. 



