CETACEA: DELPHINIDAE 657 



1889. Prodelphinus plagiodon, True, U. S. Nat. Mus. Bull. 36, pp. 66, 164, 

 Aug. 8, 1889. 



1940. Stcnella plagiodon Kellogg, Nat. Gevjgr. Mag., vol. 77, No. 1, p. 83, 

 January 1940. 



Type Locality. — Unknown. Range. — In western North Atlantic recorded from 

 off Cape Hatteras, N. C. (True, op. cit., p. 165), off Charleston, S. C. (USNM 

 253598) , 50 miles off coast of Georgia (USNM 261364) , Miami (USNM 357833) 

 and Pensacola, Fla. (USNM 21915), channel in front of Port Aransas, Tex., in 

 Gulf of Mexico (Gunter, Journ. Mamm., vol. 22, No. 4, p. 447, Nov. 13, 1941 ) , and 

 Golfo de San Bias, Panama (USNM 254447) . 



Stenellastyx (Gray)* 



1846. Delphinus styx Gray, in The zoology of the voyage of H.M.S. Erebus 



andTerror, . . . , vol. 1 (Mammalia) , pt. 3, p. 39, pi. 21. 

 1846. Delphinus euphrosyne Gray, in Richardson and Gray, The zoology of the 

 voyage of H.M.S. Erebus and Terror, . . . , vol. 1, pt. 3, p. 40, pi. 22. 

 (Locality unknown.) 

 1884. Prodelphinus euphrosyne True, Proc. U. S. Nat. Mus., vol. 7 (App., 



Circ. 29), p. 589, Nov. 29, 1884. 

 1951. Stenclla styx Ellerman and Morrison-Scott, Checklist of Palaearctic 

 and Indian Mammals 1758 to 1946, Publ. Brit. Mus. (Nat. Hist.), p. 733, 

 Nov. 19, 1951. 

 Type Locality. — West coast of Africa. Range. — In western North Atlantic 

 recorded from South Greenland (Brown, Proc. Zool. Soc. London, 1868, pt. 3, 

 p. 549, March 1869), Halifax, Nova Scotia, and Coxipi River, Quebec (Ander- 

 son, Nat. Mus. Canada Bull. 102 (1946), p. 83, Jan. 24, 1947), Woods Hole, 

 Mass. (USNM 20877), and Jamaica (True, U. S. Nat. Mus. Bull. 36, p. 64, 

 Aug. 8, 1889) ; in eastern North Pacific from Bering Sea south to near Westport, 

 Wash. (Kenyon and Scheffer, Journ. Mamm., vol. 30, No. 3, p. 267, Aug. 17, 

 1949), and 10 miles south of mouth of Columbia River, Oreg. (Kellogg and 

 Scheffer, Murrelet, vol. 28, No. 1, pp. 9-10, Apr. 30, 1947) . 



Genus STENO Gray 

 1846. Steno Gray, in The zoology of the voyage of H.M.S. Erebus and 

 Terror, . . . , vol. 1, pt. 3, p. 43. (Type, Delphinus rostratus Desmarest.) 



Steno bredanensis ( Lesson ) * ( rough-toothed porpoise ) 



1817. Delphinus rostratus Desmarest, in Nouveau dictionnaire d'histoire natu- 

 relle, . . . , vol. 9, p. 160. (Not Delphinus rostratus Shaw, General 

 zoology, . . . , vol. 2, pt. 2, p. 560, 1801. See G. Cuvier, Le regne ani- 

 mal, . . . , ed. 2, vol. 1, p. 289, footnote, 1829; and Flower, Proc. Zool. 

 Soc. London, 1883, pt. 4, p. 484, April 1884.) 



1823. [Delphinus] frontatus G. Cuvier, Recherches sur les ossemens fos- 

 siles, . . . , ed. 2, vol. 5, pp. 278, 400. (Part; see Flower, Proc. Zool. Soc. 

 London, 1883, pt. 4, pp. 482-483, April 1884.) 



1828. Delphinus bredanensis Lesson, Histoire naturelle generale et particuliere 

 des mammiferes et des oiseaux decouverts depuis 1788 jusqu'a nos jours, 

 [Half-title:] Complement des oeuvres de Buffon, . . . , Complement 2, 



