BIRDS OF NORTH AND MIDDLE AMERICA. 



579 



white superciliary stripe, usually becoming yellow anteriorly (over 

 lores); a crescentic suborbital spot and patch on side of neck (invading 

 median posterior portion of auricular region), white; throat and chest 

 lemon or gamboge yellow, the chin usually more or less white; rest of 

 under parts white, broadly streaked laterally with black, the broad black 

 streaks on sides of chest confluent with a narrow stripe connecting 

 them with the triangular black patch on side of head; bill black; iris 

 brown; legs and feet dusky horn color (in dried skins); length (skins), 

 114.3-127.2(121.9); wing, 64.5-68.6 (66.9); tail, 49-53.6 (50.7); exposed 

 culmen, 12.7-15 (13.8); tarsus, 17-18 (17.4); middle toe, 12-13 (12.4).' 



Adult female. — Similar to the adult male and often not distinguish- 

 able, but usually with less black on forehead, which is more often 

 gray, streaked with black, medially, and yellow of throat and chest 

 averaging slightly paler; length (skins) 113-125.7 (121); wing, 63.2-65.3 

 (64.6); tail, 46-53 (50); exposed culmen, 12.4-14 (12.9); tarsus, 16.3- 

 17.5 (16.9); middle toe, 11.5-12.7 (12.2).^ 



Taung male in first OMtumn. — Similar to the adult male, but gray 

 of upper parts and white of under parts, especially the flanks, tinged 

 with brown. 



Young female in first OMtumn. — Similar to the young male in autumn, 

 but more strongly tinged with brown, both above and below, and 

 s^.reaks on sides and flanks (especially the latter) less distinct, some- 

 times obsolete. 



Young., fi/rst plumage. — Above, including entire pileum, plain light 

 grayish brown or deep drab-gray; wings dusky, with light grayish 

 brown edgings (broad and conspicuous on tertials, narrow and grayer 

 on primaries), the middle and greater coverts broadly tipped with 

 brownish white; a rather broad supra-auricular stripe, a narrow sub- 

 orbital streak, and space on side of neck brownish white; loral and 

 auricular regions plain deep drab-gray, the latter with a whitish ter- 

 minal or subterminal spot; chin and throat pale drab-gray; chest and 



' Eighteen specimens. 



^ Eight specimens. 



A series of twelve specimens collected during the breeding season at and near Cape 

 Charles, Virginia, have on, the average longer bills than a series of fourteen taken at 

 various localities east of the Alleghenies (some of them on the coast) , the average 

 measurements of the two series being as follows: 



Locality. 



Wing. 



Tail. 



Ex- 

 pose 

 culmen. 



Middle 

 toe. 



MALES. 



Ten adult males Jrom near Cape Charles, Virginia. 



i;ightadultmalesfromvariouslocalities(eastof Alleghenies) 



FEMALES. 



Two adult females from near Cape Charles, Virginia 



Six adult females from various localities 



66.5 

 67.4 



65 

 64.4 



60.1 

 61.6 



49.5 

 60.1 



14.5 

 13 



13.6 

 12.6 



17.4 

 17.4 



16.6 

 17.1 



12.3 

 12.4 



11.7 

 12.3 



