328 



THE TRAILL FLYCATCHER. 



No. M3- 



TRAILL FLYCATCHER. 



A. O. U. Xo. 466. Empidonax traillii (Aud.). 



Description. — Adult: Above olive, dark olive-green, or olive-brown, brown 

 of head darker and unmistakable; wings and tail fuscous; wing-coverts tipped 

 and inner quills margined with grayish (pale buffy or fulvous); pattern of 

 edging on secondaries similar to that of preceding species but less distinct. — 

 yellow not so abrupt, paler, etc. ; wing-tip formed by second, third, and fourth 

 primaries ; first usually shorter than fifth ; below sordid white, tinged on breast 

 and sides with brownish gray, and with a faint wash of sulphur-yellow behind ; 

 bill dark above, light brown below. Immature: Browner above, more yellow 

 below; wing-bands deep buffy or ochraceous. Length 5.75-0.2; 1 146.1-158.8) : 

 wing 2.84 1 7_m 1 ; tail 2.22! 56.4) : bill from nostril .36 (9.1 ) ; width at base .30 

 17.111. Female not so long, but other dimensions substantially the same. 



A VIEW OF Till'. OAK I'OIXl -\\ "AMI'S-. \ FAVORITE HAL" 



FLYCATCHER. 



Recognition Marks. — Warbler to small Sparrow size: as compared with 

 the preceding species, a general note of brownness observable ; other diagnostic 

 differences not easy, nor individually constant; habits quite different: a dweller 

 in swamps and lowland thickets. 



Nest, a rather bulky but neatly-turned cup of plant-fibres, bark-strip-, grass, 

 etc., carefully lined with fine grasses: placed three to ten feet up, in crotch of 



