286 CHECK-LIST OF NORTH AMERICAN BIRDS. 



Dendroica aestiva rubiginosa (Pallas). Alaska Yellow Warbler. [6526.] 



Motacilla rubiginosa Pallas, Zoogr. Rosso-Asiatica, I, 1811, 496. (in 

 insula Kadiak = Kodiak Island, Alaska.) 



Range. — Breeds mainly in the Canadian Zone throughout most of Alaska 

 and south to Vancouver Island. Migrates through California, New Mexico, 

 and Lower California, and winters from Mexico to Panama. 



Dendroica aestiva brewsteri Grinnell. California Yellow Warbler. [652c.] 



Dendroica aestiva brewsteri Grestnell, Condor, V, No. 3, May 14, 1903, 72. 

 (Palo Alto, California.) 



Range. — Breeds in the Pacific coast strip from western Washington south 

 through Oregon and California, west of the Great Basin and southeastern 

 deserts to about lat. 30° in Lower California. Migrates through eastern Cali- 

 fornia, Arizona, and Lower California; winters sparsely in the Cape district of 

 Lower California and south to Guatemala, Nicaragua, and Costa Rica. 



Dendroica aestiva sonorana Brewster. Sonora Yellow Warbler. [652a.] 



Dendroica aestiva sonorana Brewster, Auk, V, No. 2, April, 1888, 137 

 [separates publ. Feb. 10]. (Oposura, Sonora, Mexico.) 



Range. — Breeds in the Lower Austral Zone of southeastern California, 

 northeastern Lower California, Sonora, Chihuahua, southern Arizona, New 

 Mexico, and central western Texas, Winters from Mexico south to Guate- 

 mala, Nicaragua, and Costa Rica. 



[An additional race of D. aestiva occurs in Mexico.] 



Dendroica erithachorides castaneiceps Ridgway. Mangrove Warbler. 

 [653.] 



Dendroica bryanti castaneiceps Ridgway, Proc. U. S. Nat. Mus., VIII, 

 1885, 350 [Sept. 17]. (La Paz, Lower California.) 



Range. — Both coasts of Lower California from about lat. 27° southward; also 

 on the Pacific coast of Mexico and Central America from Sinaloa to Guatemala. 

 [Allied races occur in tropical America.] 



Dendroica magnolia (Wilson). Magnolia Warbler. [657.] 



Sylvia magnolia Wilson, Amer. Orn., Ill, 1811, 63 (pi. 23, fig. 2). (Mi- 



. ami, near its junction with the Ohio; in magnolias near Fort Adams, on 



the Mississippi; near Philadelphia, Pa. = Fort Adams, Mississippi.) 



Range. — Breeds in the Canadian and upper Transition zones from south- 

 western Mackenzie (casually Great Bear Lake), central British Columbia, 

 central Manitoba, central Quebec, and Newfoundland south to central Alberta, 

 southern Saskatchewan, Minnesota, northern Michigan, and northern Massa- 

 chusetts, and in the mountains of New York, Pennsylvania, Maryland, West 



