432 WOOD WARBLERS 



2. Tail without white spots or patches; wings without white wing-bars. 



A. Cap, or forehead, or cheeks black or blackish. 



a. Cap black; forehead and cheeks yellow. 



685. WILSON'S WARBLER. 



b. Band on the forehead and cheeks black or blackish; no yellow 



line over the eye . . 681. MARYLAND YELLOW-THROAT d". 

 6816. FLORIDA YELLOW-THROAT d". 



c. Forehead or crown and cheeks black or blackish; a clear yel- 



low line over the eye 677. KENTUCKY WARBLER. 



B. No black on forehead. 



a. Crown ashy, of a very different color from the olive-green back, or 

 with the bases of the crown feathers rufous-brown or chocolate. 

 a 1 . Crown plain ashy; under tail-coverts white. 



640. BACHMAN'S WARBLER. 



a 2 . Crown ashy; bases of feathers chestnut; eye-ring distinctly 

 white; most of underparts and under tail-coverts bright 



yellow 645. NASHVILLE WARBLER. 



a 3 . Crown of nearly the same color as the back; the feathers with 

 rufous-brown bases; underparts dull greenish yellow. 



646. ORANGE-CROWNED WARBLER. 



6. Crown of the same color as the back; forehead the same, or yellow- 

 ish, or brownish. 



b 1 . Underparts uniform yellow or yellowish. 

 6 2 . Underparts bright yellow. 



6 3 . Upperparts bright olive-green; forehead yellowish; short 



bristles at base of bill; tail greenish brown. 



685. WILSON'S WARBLER (Im.). 



6 4 . Upperparts bright greenish yellow; inner web of tail- 



feathers yellow . . ... 652. YELLOW WARBLER 9. 



6 5 . Upperparts ashy greenish; eye-ring white. 



645. NASHVILLE WARBLER (Im.). 

 c 2 . Underparts dull yellow or yellowish. 



c 3 . Underparts dull greenish yellow, obscurely streaked with 

 dusky; back ashy greenish. 



646. ORANGE-CROWNED WARBLER (Im.). 



c 4 . Underparts yellowish or buffy yellowish; outer tail-feathers 

 decidedly shortest; legs flesh-color. 



681. MARYLAND YELLOW-THROAT 9. 

 6816. FLORIDA YELLOW-THROAT 9. 



c 5 . Breast somewhat yellower than rest of underparts; flanks 

 brownish; legs blackish; tail-feathers of same length. 

 645. NASHVILLE WARBLER (Im.). 

 c 6 . Inner margins of tail-feathers yellow. 



652. YELLOW WARBLER 9. 

 c 7 . Back bright olive-green; under tail-coverts white. 



647. TENNESSEE WARBLER (Im.). 

 c 8 . A small white spot at the base of the primaries. 



654. BLACK-THROATED BLUE WARBLER 9. 

 c 1 . Throat and breast yellow; belly white or whitish. 



c 2 . A black spot before the eye and a white line over it; wing 3 '00. 



683. YELLOW-BREASTED CHAT. 



c 3 . Legs flesh-color; outer tail-feathers shortest; forehead some- 

 times brownish . . 681. MARYLAND YELLOW-THROAT 9. 

 6816. FLORIDA YELLOW-THROAT 9. 

 c 4 . Legs blackish; tail-feathers even; wing under 3*00. 



645. NASHVILLE WARBLER (Im.). 



