FINCHES, SPARROWS, ETC. 373 
b. Head not the same color as the back. 
bl. A bright red crown-cap. 
b2. Rump and flanks always heavily streaked with blackish. 
528. REDPOLL and races. 
63. Rump white, generally without streaks; flanks lightly 
streaked; more or less white in the feathers of the back. 
527. GREENLAND REDPOLL. 527a. Hoary REDPOLL. 
a, aa black . . . . . 553. Harris’s Sparrow. Ad. 
B. Tail-feathers narrow and generally sharply pointed, the puter ones 
always much shorter than the middle pair. 
a. Crown of a different color from the back, or a buffy jive: over the 
eye. 
a. Goer of crown with a more or less distinct brownish or buffy 
ine. : 
a?, Nape dull, pale olive-green, of the same color as the line over 
the eye, but finely streaked with black; back rufous-brown, 
streaked with black . . . . 547. Henstow’s Sparrow. 
a3, Nape bright rufous-brown, the feathers bordered by gray; 
the feathers of the back black, bordered by buffy whitish. 
548. Leconrn’s SPARROW. 
b'. Center of crown with a more or less distinct stripe of ashy blue. 
b?. Breast and sides distinctly streaked with black or blackish. 
549. SHARP-TAILED SPARROW. 
bd’. Breast and sides buffy or brownish, the former generally 
without distinct black streaks. 
49a. NELSON’s SHARP-TAILED SPARROW. 
549b. AcaDIAN SHARP-TAILED SPARROW. 
6. Crown of the same color as the back; no buffy line over the eye. 
uw. A yellow spot before the eye and on the bend of wing. 
a}. Upperparts very dark brown or black; the feathers edged 
with olive-gray or ashy, breast generally with black streaks. 
(Florida.) . . 550a. Scorr’s SEAsIDE SPARROW and races, 
551. Dusky SEASIDE SPARROW. 
a*, Back olive-gray; breast with grayish brown streaks. 
550. Szasipg Sparrow. 
b. No yellow before the eye. 
b1. Bend of wing yellow. 
575. Prne-woops Sparrow. 575a. BACHMAN’s SPARROW. 
b2, A broad cream-buff band across the breast. 
583. LINcoLN’s SPARROW. 
b3. No cream-buff band on the breast; streaks on the breast 
tending to form a spot in its middle . 581. Sona Sparrow. 
2. Tail with white patches or base of tail yellow. 
A. Base of the tail yellow. . . . . . . 533. Prive Siskin, 
B. Outer tail-feathers with white patches. 
a. Hind toe-nail shorter than the bill from the nostril. 
a!, Lesser wing-coverts rufous; breast sari with black. 
. VESPER SPARROW. 
a*, Sides of crown and ear-coverts oer EA black spot on the 
center of the breast . . Lark SPARROW. 
b. Hind toe-nail longer than bill from nostril, 
bl. Underparts cream-buff; two outer tail-feathers mostly white. 
537. Smirx’s Lonesrur. 
b2. Underparts whitish; breast streaked or spotted with black or 
entirely black; second outer tail-feather with but little white. 
536. LarpLanp Lonespur. 
