THE NATURAL HISTORY SURVEY. l6l 



Dendroica caerulescens (Gmelin). Black-throated Blue Warbler. 



Motacilla caerulescens GMELIN, S. N., I, 1788, 960. 

 Sylvia canadensis WILSON, Amer. Orn., II, 1810, 115, pi. 15, fig. 7. 

 Sylvicola canadensis RICHARDSON, Rep. Brit. Assoc. for 1836, 172. 

 Dendroica ccerulescens BAIED, Review Amer. Birds, April, 1865, 186. 

 Popular synonyms: CANADIAN WABLEB. PINE SWAMP WAEBLEB. 



This Warbler is a common migrant, arriving in the spring 

 during the month of May, and returning in the fall from the 

 last of August to the earlier days of October. 



The range of this species covers North America, east of the 

 Great Plains. It breeds chiefly north of the United States, but 

 also in the Alleghany Mountains south to northern Georgia. It 

 winters southward to the West Indies and Guatemala. 



Dendroica coronata (Linnaeus). Myrtle Warbler. 



Motacilla coronata LINNAEUS, S. N., ed. 12, I, 1766, 333. 



Sylvia coronata LATHAM, Ind. Orn., II, 1790, 538. 



Sylvicola coronata Sw. & RICH., Fauna Bor. Amer., II, 1831, 216. 



Dendroica coronata GRAY, List Gen. B., App., 1842, 8. 



Popular synonyms : MYBTLE BIRD. YELLOW-BUMPED WABBLEB. YEL- 



LOW-CBOWNED WOOD WABBLEB. 



The Myrtle Warbler is an abundant migrant, arriving in the 

 spring from the first of April to the last of May, and returning 

 in the fall from early in September to the last of October. 



The range of the Myrtle Warbler lies chiefly east of the 

 Rocky Mountains though it straggles more or less commonly 

 westward to the Pacific coast. It breeds from the northern 

 United States northward and winters from southern New Eng- 

 land and southern Illinois southward to the West Indies and 

 through Mexico to Panama. 



Dendroica maculosa (Gmelin). Magnolia Warbler. 



Motacilla maculosa GMELIN, S. N., I., ii, 1788, 984. 



Sylvia maculosa LATHAM, Ind. Orn., II, 1790, 536. 



Sylvicola maculosa Sw. & RICH., Fauna Bor. Amer., II, 1831, 213, 



pi. 40. 



Dendroica maculosa BAIBD, Rep. Pacific R. R. Surv., IX, 1858, 284. 

 Popular synonym : BLACK AND YELLOW WABBLEB. 



The Magnolia Warbler is an abundant migrant, arriving in 

 the spring during the month of May, and returning in the fall 

 from the last of August to the last of September. 



The range of the Magnolia W r arbler extends through North 

 America, east of the eastern base of the Rocky Mountains, from 

 Hudson Bay southward to Panama and the West Indies. It 



