alZ CHECK-LIST OF NORTH AMERICAN BIRDS. 
Tendroica bryanti Ringway. 
Rance.— Mexico and Central America to Costa Rica. 
a. [Dendroica bryanti bryanti. Extralimital.] 
b. Dendroica bryanti castanéiceps Ringway. Mangrove Warbler. [653.] 
Dendroica bryanti castaneiceps Ripaway, Proc. U. S. Nat. Mus., VIII, 
1885, 350. (La Paz, Lower California.) 
RancGe.— Pacific coast of Mexico and Central America from La Paz, Lower 
California, and Sinaloa to Costa Rica. 
Dendroica ceruléscens (GMELIN). 
RanGeE.— Eastern North America; winters in the West Indies. 
a. Dendroica czerulescens czerulescens (GMELIN). Black-throated Blue 
Warbler. [654.] 
Motacilla caerulescens GMELIN, Syst. Nat., I, ii, 1789, 960. (Santo 
Domingo.) 
RancE.— Eastern North America. Breeds in Canadian and Transition 
zones from northern Minnesota, central Ontario, and northeastern Quebec 
south to central Minnesota, southern Michigan, southern Ontario, Pennsy]- 
vania (mountains), and northern Connecticut; winters from Key West, Flor- 
ida, to the Bahamas, Greater Antilles, and Cozumel Island, and casually to 
Guatemala and Colombia; in migration casually to North Dakota, Nebraska, 
Kansas, Colorado, and New Mexico; accidental on the Farallon Islands. 
b. Dendroica czrulescens cairnsi Cours. Cairns’s Warbler. [654a.] 
Dendroica cerulescens cairnsi Cours, Auk, XIV, Jan., 1897, 96. (Craggy 
Mountain, Buncombe Co., N. C.) 
RanGE.— Breeds in Canadian and Transition zones in the southern 
Alleghenies from Maryland to Georgia; winters in the West Indies. 
Dendroica coronéta (LINN&us). Myrtle Warbler. [655.] 
Motacilla coronata Linnmus, Syst. Nat., ed. 12, I, 1766, 333. (Near 
Philadelphia, Pa.) 
RancE.— North America except western United States. Breeds 
in Hudsonian and Canadian zones from tree limit in northwestern 
Alaska, northern Mackenzie, central Keewatin, and central Ungava 
south to northern British Columbia, southern Alberta, northern Minne- 
