44 FIELD KEY TO THE LAND BIRDS. 
119. BAY-BREASTED WARBLER.  Den- 
droica castanea. — Length, 53 inches. Forehead and 
around the eye black; top of head and breast chest- 
nut; back brown-gray ; side of neck, wing bars, belly, 
and tip of outer tail-feathers white. 
120. BLACK-POLLED WARBLER. Den- 
droica striata. — Length, 5§ inches. Top of head 
black; sides of head white; back, wing, and tail ash 
gray; underparts and wing bar white. 
121. BLACKBURNIAN WARBLER. — Dene 
droica blackburniae. — Length, 54 inches. Black and 
orange, brightest on throat and breast; streaks on 
back, broad wing bars, and belly white. 
122. BLACK-THROATED GREEN WAR- 
BLER. Dendroica virens. — Length, 5 inches. Bright 
olive green above; a yellow line over eye and cheek; 
throat and breast black; two wing bars and _ belly 
white. 
123. PINE WARBLER. Dendroica vigorsii. 
— Length, 5g inches. Upperparts olive green ; around 
eye and throat yellow, fading to white on belly; two 
whitish wing bars; mixed with gray everywhere ex- 
cept on throat. 
124. YELLOW PALM WARBLER. YEL-— 
LOW RED POLL. — Dendroica palmarum. — 
Length, 5§ inches. Top of head chestnut; back 
olive brown; tail coverts green; throat, breast, and 
around eye yellow; belly grayish white; no wing 
bars. 
125. PRAIRIE WARBLER. JDendroica dis- 
color. — Length, 42 inches. Olive green above, spot- 
ted with red-brown on back; underparts bright 
yellow; wing bars and belly lighter yellow; a black 
line through “the eye and one on the cheek. 
126. OVEN BIRD. GOLDEN-CROWNED 
THRUSH. Seturus aurocapillus. — Length, 6 inches. 
Olive brown above; white with brown streaks below ; 
