CATALOG OF LIVING WHALES 71 



[Lagenorhynchus] obliquidens, Davis, 1963, Evolution, 17: 111 [may be 

 conspecific with cruciger]. 



Delphinus longidens Cope, 1866, Proc. Acad. Nat. Sci. Philadelphia, 18: 

 295 [locality unknown; collected by U.S. Exploring Expedition (1838— 

 1842); type a skull only in the U.S. National Museum, no. 3886]. — 

 Poole and Schantz, 1942, Bull. U.S. Nat. Mus., 178: 113 [type history; 

 referred to Stenella]. 



Lagenorhynchus longidens, True, 1889, Bull. U.S. Nat. Mus., 36: 99 [type 

 history; regarded as conspecific with L. obliquidens Gill]. — Bierman and 

 Slijper, 1947, Proc. K. Nederlandsche Akad. Wet., 50: 1361 [possibly 

 identical with L. obliquidens Gill]. 



Lagenorhynchus ognevi Slensov, 1955, Trans. Inst. Oceanology, Acad. Sci. 

 U.S.S.R., Moscow, 18: 60 [N. Pacific: U.S.S.R. (type locality: 

 Nemoro Sea, 15-20 miles east of Kunashir Id., South Kuriles)]. — 

 Nishiwaki, 1957, Coll. Rep. Fish. Sci. Toyko Univ., p. 151 [N. Pacific: 

 Japan]. 



Types: Three skulls, U.S. National Museum, nos. 1961, 1962, 1963; 

 collected by W. A. Trowbridge; catalogued October 25, 1855. 



Type locality: Near San Francisco, California. 



Distribution: North Pacific from Alaska and Aleutians to Baja Cali- 

 fornia, Mexico, on the east and from the Kuriles to Japan on the west. 



Lagenorhynchus thicolea Gray 



Lagenorhynchus Thicolea Gray, 1846, Zoology of the voyage of H.M.S. 



Erebus and Terror, 1 (Mammalia): pi. 36 (skull) [no text]; 1849, Proc. 



Zool. Soc. London, 1849: 2 [type history; characters]; 1850, Cat. 



Mamm. Brit. Mus., Cetacea, p. 103 ["West coast of N. America"; 



characters]; 1866, Cat. seals and whales Brit. Mus., p. 271 [characters]. 

 Lagenorhynchus thicolea, Flower, 1885, List Cetacea Brit. Mus., p. 28 



[listed in the synonymy of Prodelphinus obscurus Gray; type, Brit. Mus., 



no. 934a-49.5.25.4].— True, 1889, Bull. U.S. Nat. Mus., 36: 88, 173, 



pi. 24, fig. 2 (skull) [characters; taxonomy]. — Hamilton, 1952, Comun. 



Zool. Mus. Nac. Montevideo, 4(66) : 5 [S. Atlantic: Falklands (Stanley)]. 

 Electra thicolea, Gray, 1868, Synopsis whales and dolphins Brit. Mus., 



p. 7, pi. 36 (skull) [characters]; 1871, Suppl. Cat. seals and whales 



Brit. Mus., p. 77 [classification]. 

 C[lymenia] (Electra) thicolea, Flower, 1884, Proc. Zool. Soc. London, 



1883: 496 [characters; comparisons]. 



Type: Skull only, British Museum (Natural History), no. 934a-49.5.25.4; 

 purchased from Dr. Dickie. 



Type locality: In the original description (Gray, 1849), given as 

 "west coast of America," but subsequently (Gray, 1850, 1866, etc.) as 

 "west coast of N. America." 



Distribution: Known only from the Falkland Islands (cf. Hamilton, 

 1952, Comun. Zool. Mus. Nac. Montevideo, 4(66): 5). 



