WOOD WARBLERS 
435 
B. Back without streaks or spots. 
a. With white or yellow spots in the tail. 
a 1 . Wing-bars white, cheeks yellow, back greenish. 
667. Black-throated Green Warbler (Im.). 
a 2 . Wing-bars, cheeks, and back grayish, under tail-coverts white. 
650. Cape May Warbler (9 and im.). 
a 3 . Back brownish, under tail-coverts yellow. 
672. Palm Warbler (Im.). 
a 4 . Sides of breast, band in wings, and base of tail yellow. 
687. Redstart (9 and im.). 
b. Without white or yellow spots in the tail. 
b 1 . A pale rufous streak bordered by black through the center of 
the crown 674. Oven-bird. 
b 2 . A white line over the eye, throat generally without spots, wing 
over 3*00, bill over *50 . . . 676. Louisiana Water-thrush. 
b 3 . A buffy line over the eye, throat with small black spots, wing 
under 3*00, bill under *50 675. Water-thrush. 
675 a. Grinnell’s Water-thrush. 
III. Underparts white, whitish, or buffy, without streaks, spots, or 
patches. 
A. Tail with white or yellow spots or patches 
a. Wing-bars white or grayish. 
a 1 . Underparts pure white, back greenish yellow, cheeks gray, wing 
under 2*50 . . . 659. Chestnut-sided Warbler (Im.). 
a 2 . Underparts tinged with buffy, back and cheeks olive-green, with 
generally distinct black streaks, wing over 2*50. 
660. Bay-breasted Warbler (Im.). 
a 3 . Underparts soiled whitish, back brownish or grayish green, eye- 
ring white, wing-bars grayish, wing over 2*50. 
671. Pine Warbler ($ and im.). 
a 4 . Underparts white, back streaked with pure black and white. 
636. Black and White Warbler 9. 
b. Wing-bars yellowish, greenish, or absent. 
b 1 . Back and head bright greenish yellow, cheeks gray, underparts 
pure white . . . 659. Chestnut-sided Warbler (Im.). 
b 2 . Back, head, and cheeks yellowish green, underparts yellowish, inner 
margins of tail-feathers yellow . 652. Yellow Warbler (Im.). 
b 3 . Back gray or grayish, a black line through the eye. 
641 + 642. Brewster’s Warbler. 
b 4 . Back and head brownish, wings and base of tail with a yellow 
band 687. Redstart (9 and im.). 
■ 6 5 . Back bright green, head and cheeks grayish, a small black spot 
in front of the eye 647. Tennessee Warbler <?. 
B. Tail without white or yellow spots or patches. 
a. Under tail-coverts yellow. 
a 1 . Back olive-green, outer tail-feathers shortest, legs flesh-color. 
681. Maryland Yellow-throat (9 and im.). 
6816. Florida Yellow-throat. 
a 2 . Back grayish olive-green, tail-feathers of equal length, legs 
blackish 646. Orange-crowned Warbler. 
b. Under tail-coverts white or whitish. 
fe 1 . Head plain brown, a whitish line from the bill over the eye. 
638. Swainson’s Warbler. 
b 2 . Center of crown and line from the bill over the eye buffy, bor- 
dered by black stripes . . . 639. Worm-eating Warbler. 
b 3 . Crown greenish, a small white spot at the base of the primaries 
almost concealed by wing-coverts. 
654. Black-throated Blue Warbler (9 and im.). 
6 4 . Crown grayish, bend of the wing yellow. 
640. Bachman’s Warbler 9. 
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