STLVICOLID^, AVARBLERS. GEN. 35. 97 



mo 



J^ ,^jBlue-eijed Yellmu Warbler. Golden Warbler. Summer Yellowbird. 

 s>>'-\-''' Goldeu-yellow; back olive-yellow, frequeutly with obsolete brownish 

 vrc^'" ^^streaks ; breast and sides streaked with orange-brown ; wings and tail dusky, 

 '^-'^ yellow-edged ; bill dark horn blue ; 5 aud young paler, less or not streaked 

 (y^'^ below. North America, everywhere a familiar and abundant bird. Sylvia 

 dtrinella Wils., ii, 111, pi. 15, f . 5 ; S. cliildreni Aud., Oru. Biog. i, 180, 

 pi. 35; S. rathbonia Aud., ii, 53, pi. 89; 50, pi. 88; Nutt., i, 3G4, 370; 

 Bd., 282 ESTIVA. 





^ 1 Fig. 39. Black-throated Green Warbler. 



J-* t Black-throated Green Warbler. $ , iu spring : back and crown clear 

 yellow-olive, forehead, superciliary line and whole sides of head rich yellow 

 (in very high plumage, middle of back with dusky marks, and dusky or 

 dark olive lines through eyes and auriculars, and even bordering the crown) ; 

 chin, throat and breast jet black, i^rolonged behind as streaks on the sides ; 

 other under parts white, usually yellow-tinged ; wings and tail dusky, 

 former with two white bars and much whitish edging, latter with outer 

 feathers nearly all white ; bill aud feet blackish ; ^ in the fall and 9 iu 

 spring, similar, but the black restricted, interrupted or veiled with yellow ; 

 young similar to the <? , but black still more restricted or wanting alto- 

 gethei', except a few streaks along sides. Small : about 5 ; wing 2i. 

 (Compare Blue Mountain warbler, beyond.) Eastern United States, abund- 

 ant in forests; breeds iu New England iu pine woods. Wils., ii, 127, pi. 

 27, f. 3; Nutt., i, 376; Aud., ii, 42, pi. 84; Bd., 267. . . . virens. 

 q y Western Warbler. Somewhat similar to the last ; crown and back not 



I continuously olive ; back olivaceous-ash, with blackish streaks ; crown and 

 sides of head clear yellow, former with the feathers black-tipped or dusky- 

 clouded ; no black stripe through eye; chin, throat and fore-breast pure 

 black, ending behind with a sharp convex outline; sides faintly or not 

 streaked with black; belly, wings and tail as in virens. Eocky Mountains 

 to the Pacific, U. S. The seasonal and sexual changes are not well made 



KEY TO N. A. BIRDS. 18 



