DENDROICA. 511 



stripe, and whole breast, 

 rich gamboge-yellow ; 

 belly and under tail- 

 coverts white, the lat- 

 ter, also sides and flanks, 

 broadly streaked with 

 black; back, scapulars, 

 and rump olive-green, 

 more or less conspicu- 

 ously spotted, or 

 broadly streaked, with 

 black. Adult female : 

 Similar to male, but 

 black of head more or 

 less mixed with olive- 

 green, and that of throat 

 and chest more or less 

 broken by yellow tips 

 to feathers (sometimes 

 almost entirely con- 

 cealed). Young in first 

 autumn: Similar to 

 adult female, but yellow 

 paler, olive of upper 

 parts almost (some- 

 times quite) plain (top 

 of head always 

 streaked, however ?), 

 and throat and chest 

 entirely yellow super- 

 ficially in some females. 

 Length 4.90-5.30, wing 

 2.45-2.70, tail 2.00-2.20. 

 Nest in coniferous trees. 

 Eggs .61 X .51, buffy 

 white, speckled round 

 larger end with brown, 

 black, and lilac-gray. 

 Sab. Western North 

 America (chiefly near 

 Pacific coast), north to 

 Sitka, east, during mi- 

 grations, to Eoeky 

 Mountains (casually to 

 Pennsylvania) ; in win- 



