U. S. NATIONAL MUSEUM 



BULLETIN 36, PL. XXVI 



Fig. 1. WHITE-BEAKED DOLPHIN. 

 Lagenorhynchus albirostris Gray. 



(From LlJtken, Kgl. Danske Videnskabs Selskabs Skrifter, &' Raekke, iv, 1887, pi. 2.) 



Fig. 2. WHITE-BEAKED DOLPHIN. 

 Lagenorhynchus albirostris Gray. 



(From Gray, Synopsis of the Whales and Dolphins, 1868, pi. 11.) 



Genus LAGENORHYNCHUS. 



