506 NORTH AMERICAN BIRDS. 



A'. Larger, vrith superciliary stripe ex- 

 tended beyond tbe eye, the pos- 

 terior portion lighter j-cllow or 

 even sometimes white ; yellow 

 of chest ending rather abruptly; 

 wing -bands broader. Young: 

 Above unifoi'm dull grayish 

 brown, without streaks either 

 on head or back ; lower parts 

 entirely dull graj-ish, the breast 

 and sides streaked with dusky ; 

 no distinct markings about head. 

 Length 4.90-5.25, wing 2.40- 

 2.70, tail 2.10-2.30. Hab. South- 

 ern Arizona and New Mexico, 

 and south into Mexico. 



664. D. graciae Coues. 

 Grace's Warbler. 

 A'. Smaller, with superciliary stripe not 

 continued beyond posterior angle 

 of ej'e, and wholly rich yellow ; 

 yellow of chest extended over 

 breast, where fading gradually 

 into the white ; M'ing-bands nar- 

 rower ; length about 4.00-4.50, 

 wing 2.20, Uail 1.80-1.90. Hab. 

 Southern Mexico (Zapotitlan), 

 Honduras, and Guatemala. 



D. decora (Ridqw.). Decorated 



Warbler.' 



t*. Throat entirely black in adult males, mixed 



black and yellow, or black and white, in 



adult females and young males (rarely 



white or yellow without any superficial 



black in immature females).' 



/. Sides of head white and black, or white 



and dull grayish. 



Adult 7nalc : To]i and sides of head, 



chin, and throat deep black ; 



broad stripe above ear-coverts, 



• Drmlroira ijrncirr, var. decora Rinr.w., Am. Nut. vii. 1S7,3, 60S. Dcndraecn decora Sai,v. i. QoDM., Biol. 

 Ccntr.-.\ni., Avcs, i. 1881, 1.36, pi. x., fig. 1. 



' In such, the feathers of Iho throat arc always dusky at base, and thoro is a conspicuous superciliary 

 stripo of yellow or white, in the latter case yellow anteriorly. 



