612 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



DENDROICA PALMARUM PALMARUM (Gmelin). 

 PAIM WARBLER. 



Wings dusky with light grayish brown or brownish gray edgings 

 but without any distinct bands; a yellow or whitish superciliary stripe 

 under parts with at least the under tail-coverts yellow; spring an 

 summer adults with a chestnut pileum. 



Adults {sexes alike^) in spring and summer. — Forehead and crowi 

 uniform bright chestnut, the former sometimes blackish anteriorly 

 where divided by a short and narrow median line of whitish or pal 

 yellowish; rest of upper parts grayish olive or hair brown, narrowh 

 and indistinctly streaked with darker, especially on back and soap 

 ulars; lower rump and upper tail-coverts light yellowish olive o: 

 olive-greenish, the larger coverts more brownish, with indistinct mesia 

 streaks of darker; wings and tails dusky with light grayish brown oi 

 brownish gray edgings, these most distinct on the terminal portion o: 

 middle and greater wing-coverts; inner web of two outermost rectricei 

 with a large terminal spot of white, the third sometimes with a smal 

 terminal spot of the same; a narrow superciliary stripe of pale yellow 

 a triangular spot of dusky at anterior angle of eye, and a similar bul 

 smaller postocular spot; auricular region grayish brown, sometime! 

 finelj'^ streaked anteriorly with dull brownish white; an indistinct sub 

 orbital space of dull brownish white; malar region dull whitish, some- 

 times tinged with yellow; chin, throat, chest, and under tail-coverti 

 canary yellow, the intervening under parts (breast and abdomen) dul] 

 whitish, usually more or less tinged with yellow; chest (at least lat- 

 erally) streaked with brown or chestnut, the sides and flanks less dis- 

 tinctly streaked; sometimes a series of brown or chestnut streaks 

 along each side of throat; bill brownish black with paler tomia; iris 

 brown; legs and feet dusky brown (in dried skins). 



Adults In winter. — Forehead and crown grayish brown, streaked 

 with dusky, sometimes with a slight admixture of chestnut, mostly con- 

 cealed ; superciliary stripe, chin, throat, and chest dull white instead 

 of yellow; otherwise like the spring and summer plumage, but back, 

 etc., rather browner, and with darker streaks less distinct (sometimes 

 obsolete), and streaks on chest, sides, etc., never (?) chestnut. 



Young in first autumn and uHntei\ — Similar to fall and winter adults, 

 but much browner (olive-brown) above, superciliary stripe less distinct, 

 and markings of under parts more suffused. 



Young in first plumage not seen. 



Adult male.— \j&\\gi\i (skins), 114.3-127 (122.4); wing, 62-67.1(64.5); 

 tail, 50.5-53.6 (52.6); exposed culmen, 9.1-10.2 (9.9); tarsus, 19.6- 

 20.8 (20.1); middle toe, 11.9-12.9 (12.4).' 



' Many adult females are absolutely indistinguishable in plumage from the bngnt- 

 est colored males; possibly, however, this sex may aver'ge a little duller in color. 

 ^ Nine snedmens. 



