WOOD WARBLERS. 341 



/. Forehead yellow, a small black mark in front of the eye ; wings 

 with two white bare ; outer tail-feathers white ; song, swel-diee, 

 the first note higher, and also w^, chi-cAi-cAi-cM, oA&r, cJiee-cAfUr. 



641. Blue-wihged Waeblee. 

 g. Forehead yellow; crown-cap black; cheeks yellow; wings and 

 tail unmarked ; rather rare .... 685. Wilson's Warblek. 

 2. Throat white or whitish. 

 A. Length 5'00 ; crown brown or with blackish and buft'y stripes. 



a. A conspicuous whitish line through the center of the crown, bor- 

 dered by black lines ; not common. 



639. WOKM-EATING WaRBLEE. 



b. Crown plain brown ; range. North Carolina and southward. 



638. Swainson's Warblee. 

 Ji. Length i'SO ; crown ashy or forehead yellow. 



a. Forehead yellow. 



o'. Breast white, with a barely perceptible tinge of yellow; wing- 

 bars white or yellow, a black mark in front of the eye ; rare. 



641 + 642. Beewstee's Waeblee. 



b. Forehead not yellow. 



J'. Breast white, crown plain bluish ashy, clearly defined from 

 the bright olive-green back . . . 647. Tennessee "Warbler. 

 J2. Breast whitish, tinged with yellow and indistinctly streaked 

 with dusky ; crown dull ashy, not clearly defined from the back 

 and with a partly concealed patch of rufous-brown ; very rare 

 in the Atlantic States north of South Carolina. 



646. Orange-crowned "Warbler. 

 n. Throat black, brown, or slate-color. 

 1. Belly white. 

 a. Back blue, a white spot near the outer edge of the wing ; common. 

 654. Black-throated Blue "Waeblee. 

 J. Back green, cheeks yellow ; song, a buzzlike see repeated live or 

 six times, the next to last note the highest; common. 



667. Black-throated Green "Warbler. 

 V. Back grayish, forehead yellow, a black mark through the eye and 

 a white line below it ; a large patch of yellow on the wings ; song, 

 see-zee-zee-zee, all on the same note ; not common. 



642. Golden-winged "Waeblee. 



d. Back black ; sides of the breast, middle of the wing, and base of 

 the tail-feathers reddish orange ; movements active, tail frequently 

 spread, the reddish color showing conspicuously ; abundant. 



687. Redstart. 



e. Back streaked with black and white ; song fine and wiry ; move- 

 ments like those of a Creeper ; common. 



636. Black and "White "Waebler. 



/. Back streaked with buft'y and black; forehead and cheeks black; 



crown-cap, throat, upper part of the breast, and sides chestnut; 



rather rare 660. Bay-breasted "Waebler. 



