ORDER CHARADRIIFORMES. 147 



Brachyramphus marmoratus (Gmelin). Marbled Murrelet. [23.] 



Colymhus marmoratus Gmelin, Syst. Nat., I, Pt. ii, 1789, 583. Based on 

 the Marbled Guillemot Pennant, Arct. Zool., II, 517. (in America 

 occidentali et Camtschatca = Prince William Sovmd, Alaska.) 



Range, — Breeds in the Queen Charlotte Islands and summers (possibly 

 breeds) from Unalaska and Kodiak islands and the Sitkan District of Alaska 

 South to Humboldt County, California. Winters from the Pribilof Islands to 

 San Diego, California. 



Brachyramphus brevirostris (Vigors). Kittlitz's Murrelet. [24.] 



Uria brevirostris Vigors, Zool. Journ., IV, No. 15, Oct. 1828- Jan. 1829, 

 357. (San Bias, Mexico = North Pacific.) 



Range. — Summers and probably breeds on the Aleutian Islands east to 

 Glacier Bay and Point Barrow, Alaska; also in Kamchatka, northern Japan, 

 and on the Arctic coast of eastern Siberia. Winters from Kamchatka to the 

 Kurile Islands. 



Genus ENDOMYCHURA Oberholser. 



Endotmjchura Oberholser, Proc. Acad. Nat. Sci. Phila., [LI] 1899, sig. 13 

 [June 2], 201. Type, by orig. desig., Brachyramphus hypoleucus 

 Xantus. 



Endomychura hypoleuca (Xantus). Xantus's Murrelet. [25.] 



Brachyramphus hypoleucus Xantus, Proc. Acad. Nat. Sci. Phila., [XI] 

 1859, sig. 21-23, Oct.-Nov. [Jan. 12, 1860], 299. (Cape St. Lucas, 

 Lower California.) 



Range. — Resident along the coasts and about certain islands of southern 

 California and western Lower California; known to breed from Anacapa Island 

 to the San Benito Islands. Has occurred in winter as far north as Point Arena, 

 Mendocino County, California. 



Endomychura craverii (Salvadori). Craveri's Murrelet. [26.] 



Uria Craveri Salvadori, Atti Soc. Ital. Sci. Nat., VIII, 1865, 387. 

 (Golfo della California Lat. 27° 50' 12" Long. 110° 10' 45" = Raza 

 Island, Gulf of California.) 



Range. — Resident in the Gulf of California, breeding on many of the 

 islands; occurs after the breeding season on the ocean off the Pacific side of 

 Lower California north to Monterey Bay, California. 



Genus SYNTHLIBORAMPHUS Brandt. 



Synthliboramphus Brandt, Bull. Sci. Acad. Imp. Sci. St. Petersb., II, 

 No. 22, March 19, 1837, col. 347. Type, by subs, desig., Alca antiqua 

 Gmelin (Gray, 1840). 



