280 BULLETIN 50^ UlS'ITED STATES NATIONAL MUSEUM. 



on proximal secondaries) ; tertials deep grayish brown passing through 

 paler grayish brown into brownish white on edges of outer webs; 

 primary coverts dusky, narrowly margined terminally with pale gray 

 or whitish (more broadly on proximal coverts); primaries grayish 

 brown (darker on distal quills), very narrowly edged with pale brown- 

 ish gray or grayish white, the shafts of all pale grayish brown basally 

 and terminally, whitish subterminaUy (more distinctly and exten- 

 sively so on outermost quill) ; rump and upper tail-coverts sooty " 

 grayish brown, indistinctly or very narrowly margined with pale 

 brownish buffy, the lateral upper tail-coverts dull whitish, each with 

 a V-shaped mark of dusky; middle pair of rectrices dusky grayish 

 brown (like upper coverts), narrowly margined with duU bufify 

 whitish, the remaining rectrices paler (the outermost very pale) 

 grayish brown, distinctly but narrowly margined with whitish; sides 

 of head, including superciliary region, sides of neck, foreneck, and 

 chest dull buffy whitish (the chest more decidedly buffy, sometimes 

 pale grayish buff or between tilleul buff and pale olive-buff) narrowly 

 streaked with dusky, the superciliary region, however, with very few 

 and minute streaks or nearly immaculate anteriorly; chin, throat and 

 under parts (posterior to chest) immaculate white; axiUars and most 

 of under wing-covers immaculate white; bill black, more brownish 

 basally; iris brown; legs and feet blackish. 



Winter plumage.^Ahove nearly uniform buffy brownish or drab, 

 the feathers with dusky shaft-streaks; under parts duller or more 

 brownish white, the chest, sides of neck, and sides of breast strongly 

 tinged with duU brownish buffy but not distinctly streaked; other- 

 wise essentially as in summer. 



Young. — Above buffy drab, the scapulars and interscapulars 

 darker centrally and margined terminally with white or buffy white, 

 the pileum streaked with dusky; otherwise much like the -winter 

 plumage, but chest streaked with dusky. 



Downy young. — Forehead and sides of head very pale grayish 

 buffy, reheved by a median frontal streak of brownish black (which 

 does not reach biU but is confluent posteriorly with blackish of 

 crown), a short, narrow blackish streak on anterior liaK of lores (not 

 reaching to biU, however), a less distinct rictal streak, a dusky 

 brown subauricular spot, and a nairow postocular streak; anterior 

 portion of crown brownish black, the posterior portion and occiput 

 mixed blackish and brown, the occiput dotted or flecked with pale 

 grayish buffy; hindneck mixed grayish dusky and pale buffy grayish; 

 back, wings, and rump mixed dusky and snuff brown, dotted or 

 spangled, especially on rump, with dull buffy whitish; under parts 

 duU white, the chest shaded with pale brownish gray. 



