: WOOD WARBLERS 437 
b. Forehead not yellow. 
bl. Breast white, crown plain bluish ashy, clearly defined from 
the bright olive-green back . . 647. TENNESSEE WARBLER. 
b*. Breast whitish, tinged with yellow and indistinctly streaked 
with dusky; crown dull ashy, not clearly defined from the back 
and with a partly concealed patch of rufous-brown; rare in the 
Atlantic States north of South Carolina. 
646. ORANGE-CROWNED WARBLER. 
II. Throat black, brown, or slate-color. 
1. Belly white. 
a. Back blue, a white spot near the outer edge of the wing; common. 
54. BLACK-THROATED BLUE WARBLER. 
b. Back green, cheeks yellow; song, a buzzlike zee repeated five or six 
times, the next to last note the highest; common. 
667. BLACK-THROATED GREEN WARBLER. 
Back grayish, forehead yellow, a black mark through the eye and 
a white line below it; a large patch of yellow on the wings; song, 
zee-zee-zee-zee, all on the same note; not common. 
642. GOLDEN-WINGED WARBLER. 
d. Back black; sides of the breast, middle of the wing, and base of the 
tail-feathers reddish orange; movements active, tail frequently 
spread, the reddish color showing conspicuously; abundant. 
687. REDSTART. 
e. Back streaked with black and white; song fine and wiry; movements 
like those of a Creeper; common. 
636. Buack aNnD WHITE WARBLER. 
f. Back streaked with buffy and black; forehead and cheeks black; 
crown-cap, throat, upper aa of the breast, and sides chestnut; 
rather rare ‘i . 660. BAY-BREASTED WARBLER. 
2. Belly yellow. 
A. Throat slate-color; haunts near the ground. 
a. Breast showing traces of black, no white eye-ring; rare in most 
¢ 
places .. 679. Mournine WARBLER. 
b. Brest with | no ‘traces of black, a white eye-ring; call a sharp peek; 
very rare in the spring . . . 678. CoNNECTICUT WARBLER. 
B. Throat black. 
a. Forehead and crown yellow, wings with white bars, a black line 
through the eye; very rare. 
641x642. LAwWRENCE’S WARBLER. 
b. Forehead and cheeks yellow, rest of the head and sides of the 
neck black; outer tail-feathers almost entirely white; haunts near 
the ground, generally in wet woods; movements active, the white 
tail-feathers showing conspicuously in flight; lower Hudson val- 
ley southward; common 684. HoopEp WARBLER. 
c. Forehead yellow, a small black patch on the crown, white patches 
on the tail not reaching to the onde of the feathers; range, South 
Carolina southward . . . 640. BACHMAN’s WARBLER. 
III. Throat yellow or orange, Niutieemants with streaks. (In one 
species a blackish brown band across the breast.) 
1. Belly white, with or without black streaks. 
a. epee ich orange; back black, streaked with white; tolerably 
662. BLACKBURNIAN "WARBLER. 
b. Throat. ‘bright yellow, back grayish; range, Virginia and southern 
Wisconsin southward; abundant. 
663. YELLOW-THROATED WARBLER. 
663a. SycaMoRE WARBLER. 
c. Throat yellow, with a blackish band crossing the upperpart of the 
breast; abundant . . 648-6482. ParuLA WARBLERS. 
2. Belly yellow, with streaks or spots on the breast or sides. 
