510 BTJLTuETIN 128, UNITED STATES NATIONAL MUSEUM, 



*Lissodelphis borealis (Peale). 



1848. Delphinapterus horealis Peale, U. S. Expl. Exped., vol. 8, 



Mamm. and Ornith., p. 35. 

 1885. Leucorhamphus horealis True, Proc. U. S. Nat. Mus., 



vol. 7 (1884), p. 589. 1885. 

 1901. [Lissodelphis] horealis Elliot, Synops. Mamm. N. Amer., 



p. 30. March, 1901. 

 Type Locality. — Pacific Ocean, lat. 46° 6' 50" N., long. 



134° 5' W. 

 Range. — ^North Pacific Ocean; California; Japan. 



Genus LAGENORHYNCHUS Gray. 



1846. LagenorJiynchus Gray, Ann. and Mag. Nat. Hist., vol. 17, 

 p. 84. February, 1846. Type, LagenorJiynchus alhirostris 

 Gray. 



*Lagenorhynchus acutus (Gray). 



1828. DelpMnus (Grampus) acutus Gray, Spicil. ZooL, pt. 1, p. 2. 

 1846. Lagenorhynclius acutus Gray, Zool. Voy. H. M. S. Erebus 



and Terror, vol. 1, Mamm., p. 36. 

 1885. LagenorJiynchus acutus, fi. guhernator, and ^L. perspicilla- 



tus, True, Proc. U. S. Nat. Mus., vol. 7 (1884), p. 589. 1885. 

 Ty^pe Locality. — ^Unknown. 

 Range. — North Atlantic Ocean; North Sea; Faroe Islands; 



Greenland; coast of the United States, Cape Cod. 



*Lagenorhynchus albirostris Gray. 



1846. Lagenorhynclius albirostris Gray, Ann. and Mag. Nat. 



Hist., vol. 17, p. 84. February, 1846. 

 1885. Lagenorhynchus alhirostris True, Proc. U. S. Nat. Mus., 



vol. 7 (1884), p. 589. 1885. 

 Type Locality. — Great Yarmouth, England. 

 Range. — North Atlantic Ocean; Baltic Sea, Kiel; North Sea; 



Irish Channel; Faroe Islands; Greenland; Davis Strait. 



t*Lagenorhynchus obliquidens Gill. 



1865. Lagenorhynchus ohliquidens Gill, Proc. Acad. Nat. Sci. 



Philadelphia, p. 177. 

 1885. LagenorJiynchus ohliquidens True, Proc. U. S. Nat. Mus., 



vol. 7 (1884), p. 589. 1885. 

 Type Locality. — Pacific Ocean, near San Francisco, California. 

 Range. — North Pacific Ocean; California; Puget Sound. 



Lagenorhynchus thicolea Gray. 



1849. LagenorJiynchus thicolea Gray, Proc. Zool. vSoc. London, p. 2. 

 1885. LagenorhyncJius thicolea True, Proc. U. S. Nat. Mus., 



vol. 7 (1884),' p. 589. 1885. 

 Type Locality. — Said to be western coast of North America. 

 Range. — ? West coast of North America. 



