BIRDS OF NORTH AND MIDDLE AMERICA. 547 



third; a supraloral spot or streak, and a narrow spot on each eyelid, 

 white, that on upper eyelid sometimes extended backward above auricu- 

 lar region, sometimes confluent with the white supraloral spot; sides 

 of head, including entire loial, suborbital, and auricular regions, uni- 

 form black; malar region, chin, and throat white, the lower portion of 

 the last sometimes partly black; chest more or less heavily spotted or 

 clouded with black, this color sometimes nearly uniform; a large patch 

 of light lemon or canary yellow on each side of breast; median line of 

 breast, together with abdomen and under tail-coverts, white; between 

 the yellow lateral patches and the white median area of the breast an 

 elongated patch of black, confluent with jugular area, and extending 

 backward to the flanks, where broken into broad streaks; bill black; 

 iris brown; legs and feet dark brown. 



Adult male in autumn and winter. — Very different from the summer 

 plumage; above grayish brown, with the black streaks concealed, except 

 on back and scapulars, where much less conspicuous than in summer 

 plumage; yellow crown-patch concealed by brown tips to the feathers; 

 sides of head brown, like pileum, varied by the same white markings 

 as in summer plumage, but these less distinct; chin, throat, and chest 

 brownish white or pale buffy brown, the last more or less streaked 

 with black; lateral yellow pectoral patches less distinct than in summer, 

 usually tinged with brownish and' flecked with dusky; biack sublateral 

 pectoral areas broken by broad white margins to feathers; wings and 

 tail as in summer, but white bands across former more or less brownish. 



Adult female in sjpring and sumineft'. — Similar to the summer male, 

 but smaller and duller in color; the upper parts tinged (sometimes 

 strongly) with brown; yellow crowntpatch smaller; wing-bands nar- 

 rower; sides of head brown or dusky brownish gray, instead of black; 

 less of black on chest and sides of breast, and yellow lateral pectoral 

 patches smaller and paler yellow. 



Admit female in autuTun and winter. — Similar to the winter male, 

 but smaller; upper parts more decidedly brown, with streaks obsolete, 

 except on back; yellow crown-patch more restricted (sometimes nearly 

 obsolete) ; wing-bands, eyelids, etc. , pale brown ; under parts pale buffy 

 brown anteriorly and laterally, the median portion of breast, abdomen, 

 and under tail-coverts dull yellowish white; yellow patches on sides of 

 breast indistinct, sometimes obsolete. 



Yoimg, first plumage. — Above distinctly streaked with grayish 

 dusky and white; beneath grayish white, streaked with dusky; wings 

 and tail much as in adults. 



Adult ma^e.— Length (skins), 120-140 (129); wing, 70-78 (74.1); 

 tail, 50-60 (56.2); exposed culmen, 9-11 (10); tarsus, 18-21 (19.6); 

 middle toe, 10.5-13 (12).^ 



^ Twenty-five specimens. 



