U. S. NATI9NAL MUSEUM 



BULLETIN 36, PL. XII 



Fig. 1. Delphiniis cupensis Gr&y. 



(From Gray, Spicilegia Zoologica, 1828, pi. 2, fig. 1.) 



Fig. 2. Delphinns longirostris Cuvier. 



(From Van Beneden and Gervais, Osteographie des Cetac^s, 1868-'79, pi. 39, fig. 10.) 



Genus DELPHINUS. 



