U. S. NATIONAL MUSEUM 



BULLETIN 36, PL. XXII 



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Fig. 1. PACIFIC RIGHT- WHALE PORPOISE. 

 Tursio horealis (Peale). 

 (From Scammon, Marine Mammalia, 1874, pl. 19, fig, 4) 



Fig. 2. PACIFIC RIGHT- WHALE PORPOISE. 

 Tursio horealis (Peale). 



(From skull No, 8160, in the U. S. National Museum.) 



Genus TURSIO. 



