460 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



migrant). — Widmann, Auk, xiii, 1896, 264 (Greene Co., Arkansas, May 

 7-9).— Beyer, Proc. Louis. See. Nat. for 1897-99 (1900), 111 (Louisiana).— 

 Butler, Proc. Ind. Ac. Sci., 1899 (1900), 151 (near Greensburg, Decatur Co., 

 Indiana, 1 spec, May 2, 1899). 



H\_elviinthoph'da'] hachinanl Coues, Key N. Am. Birds, 2d ed., 1884, 294. — Riixi- 

 WAY, Man. N. Am. Birds, 1887, 487. 



Helmhithophtia badimanii Ridgway, Auk, xiv, 1897, 309 (Dunklin Co., s. e. Mis- 

 souri; descr. nest and eggs). — Wayne, Auk, xviii, 1901, 274 (Mount Pleas- 

 ant, South Carolina, May 15). 



Helminthophila hachmanni Sharpe, Cat. Birds Brit. Mus., x, 1885, 239. 



HELMINTHOPHILA PEREGRINA (Wilson). 

 TENNESSEE WARBLER. 



Adult male. — Pileum and hindneck plain f^ray (intermediate between 

 mouse gray and slate-gray); rest of upper parts plain olive-green, 

 brightest on rump; remiges dusky, the secondaries edged with olive- 

 green, the primaries with pale gra}' (edge of outermost primary white); 

 tail dull gray, the outer webs of rectrices edged with olive-green, the 

 inner webs edged with white, that of outermost rectrix usually with a 

 white terminal spot of greater or less extent; lores and short super- 

 ciliary streak white, the former with a dusky wedge:shaped streak in 

 front of eye; a more or less distinct, but small, postocitlar streak of 

 ditsky; auricular region grayish; sul)orbital region, malar region, and 

 under parts white, the sides and flanks shaded with gray; under wing- 

 coverts and axillars white; maxilla brownish black, mandible slightly 

 paler; iris brown; legs and feet horn color (in dried skins); length 

 (skins), 102.9-119.4 (112.5); wing, 62. 5-67. S (64.5); tail, 41-16 (42.4); 

 exposed culmen, 9.4-9.9 (9.6); tarsus, 15.5-17.8 (16.8).^ 



[Adult males in winter do not differ essentially from ])reeding l)irds, 

 but have the gra}' of pileum, hindneck, sides, and flanks slightly tinged 

 with olive-green, white of under parts slightly tinged with yellow, and 

 basal half of mandible distinctly light colored. Some spring males 

 (probably younger birds), however, are like winter specimens in all 

 these respects.] 



Adult feindle. — Similar to the adult male in coloration, but with 

 gray of pileum and hindneck never so pure, being usually more or less 

 tinged with olive-green, and with superciliarj^ streak and under parts 

 more or less tinged with yellow; length (skins), 1(»6.7-119.4 (109.7); 

 wing, 58.4-61 (59.4); tail, 39.1-42.4 (41.1); exposed culmen, 9.4-10.2 

 (9.6); tarsus, 15.7-17.3 (16.3).^ 



Yoinuj male In Jiri^t autumn. — Above plain olive-green, including 

 pileum and hindneck; superciliar}- streak, e3elids, sides of head, chin, 

 throat, chest, sides, and flanks pale yellowish olive-green; a])domen, 

 anal region, under tail-coverts and under wing-coverts white. 



Young female in Jii'st autumn. — Similar to the young autumnal 



' Five specimens. 



