U. S. NATIONAL MUSEUM 



BULLETIN 36, PL. XVII 



Fig. 1 Prodelphinus attenuatus (Gray). 

 (From Gray Catalogue of Whales and Dolphins, 1866, p. 399, fig. 101. C punctata ) 



Fig. 2. Prodelphinns attenuatus (Gray). 

 (From Gray, Synopsis of the Whales and Dolphins, 1868, pi. 28.) 



Genus PRODELPHINUS. 



