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). 



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



Genus PRODELPHINUS. 



