DENDROICA. 513 



tinged with brownish, es- 

 pecially on sides. Young : 

 Above plain ash-gray; be- 

 neath plain brownish gray, 

 the belly and lower tail- 

 coverts white. Length 4.70 

 -5.25, wing 2.45-2.70, tail 

 2.10-2.25. Nest in conifer- 

 ous trees. Eggs .61 X -51, 

 dull white, or grayish white, 

 spotted or blotched with 

 hair-brown, umber, and lilac- 

 gray. Hab. "Western United 

 States, chiefly near Pacific 

 coast, east during migra- 

 tions to Eocky Mountains ; 

 south, in winter, to high- 

 lands of Guatemala. 



669. D. occidentalis 



(Towns.). Hermit 



Warbler. 



g 1 . Wing-bands distinct only in adult male, and dull 



white or grayish white ; in females and voung 



less distinct, and more decidedly grayish. 



Adult male : Above plain bright olive-green, in- 

 cluding sides of head and neck ; wings and 

 tail dusky grayish, with paler grayish edg- 

 ings, the former with two broad dull white or 

 grayish white bands, the latter with much 

 white on terminal portion of inner webs of 

 three outer feathers) ; streak over lores, eye- 

 lids, chin, throat, chest, and breast (sometimes 

 belly and flanks also), gamboge-yellow, the 

 sides of breast more or less distinctly streaked 

 with olive-green; lower tail-coverts (usually 

 lower belly and hinder flanks also) dull white. 

 Adult female : Above dull olive-gray or gray- 

 ish olive, the wings and tail much as in male, 

 but bands on former narrower and more de- 

 cidedly grayish ; beneath soiled grayish white, 

 the breast usually more or less tinged with 

 yellow, or with anterior half of lower surface 

 pale yellow, more or less streaked with olive. 

 Male in winter with yellow richer and upper 

 narts browner than in summer. Female in 

 65 



