83 
of the United States » 
Female, less spotted, and without the crescent. 
Prairie Warbler , Sylvia minuta , Wils. Am. Orn. in. p* 87, 
pi 25 . Jig. 4. 
Inhabits the southern parts of the United States, particu- 
larly the borders of Kentucky : rare : winters in the West 
Indies. 
122 . Sylvia estiva, Lath. Greenish-yellow ; forehead and 
beneath, yellow ; . breast and sides streaked with dark red; 
lateral tail feathers interiorly yellow. 
Young greenish above ; throat white. 
Blue-eyed Y llow Warbler , Sylvia citrinella , Wils. Am. 
Orn . ii. p. in. pi. is .fig. 6. 
Inhabits North America as high as the Arctic circle during 
summer : very common. 
123. Sylvia petechia, Lath. Yellow-olive, streaked with 
dusky ; beneath and line over the eye yellow ; breast streaked 
with dull red ; crown reddish ; wings and tail blackish, edged 
with olive. 
Female, young, and adult male in winter, destitute of the 
red cap. 
Yellow Red-poll Warbler , Sylvia petechia , Wils. Am. Orn. 
iv. p. 19 .pi 28 -fig' 4. adult male in spring. 
Inhabits the United States during summer : resident in the 
most southern states : rare. Specifically distinct from the 
preceding ? 
124. Sylvia Americana, Lath. Bluish ; inter-scapulars yel- 
low-olive ; throat yellow ; belly white ; wings bifasciate 
with white ; lateral tail feathers marked interiorly with white. 
Male, front yellow, with a black crescent; breast tinged 
with orange. 
Female, no crescent nor orange on the breast. 
Young brownish-gray; beneath dirty whitish. 
Blue Yellow-back Warbler , Sylvia pusilla, Wils. Am. Orn . 
iv. p. 17. pi. 28 .fig. 3 . 
Inhabits the United States during summer : common. 
