27C 1' INCHES, SPARROWS, ETC. 



b. Wing generally under 2 - 90; feathers of the crown black, bordered 

 by chestnut-brown; a butty line through the center of crown. 



542a. SAVANNA SPARROW. 



c. Wing generally over 2-90 ; feathers of crown with small black cen- 

 ters bordered with cinnamon-brown and pale brownish gray. 



541. IPSWICH SPARROW. 



d. Wing about 3-00 ; breast washed with yellow . . 604 DICKCISSEL. 

 . Wing about 3'00 ; sides brownish ; throat white, quite different from 



the grayish breast 558. WHITE-THROATED SPARROW. 



C. A bright red crown-cap ; no yellow before the eye or on the bend of 

 the wing. 



a. Rump and flanks always heavily streaked with blackish. 



528. EEDPOLL and races. 



b. Eump white, generally without streaks ; flanks lightly streaked ; 

 more or less white in the feathers of the back. 



527. GREENLAND EEDPOLL. 527. HOARY EEDPOLL. 



2. Tail-feathers without white or yellow patches, narrow and generally 

 sharply pointed, the outer feathers always much shorter than, the middle 

 pair. 



A. Crown of a different color from the back, or a buffy line over the eye. 



a. Center of crown with a more or less distinct brownish or buffy line. 

 a 1 . Nape dull, pale olive-green, of the same color as the line over the 



eye, but Unely streaked with black ; back rufous-brown, streaked 



with black 547. HENSLOW'S SPARROW. 



a*. Nape bright rufous-brown, the feathers bordered by gray ; the 

 feathers of the back black, bordered by buffy whitish. 



548. LECONTE'S SPARROW. 



b. Center of crown with a more or less distinct stripe of ashy blue. 

 b 1 . Breast and sides distinctly streaked with black or blackish. 



549. SHARP-TAILED SPARROW. 



fc a . Breast and sides buffy or brownish, the former generally without 



distinct black streaks . 549a. NELSON'S SHARP-TAILED SPARROW. 



549i. ACADIAN SHARP-TAILED SPARROW. 



B. Crown of the same color as the back ; no buffy line over the eye. 



a. A yellow spot before the eye and on the bend of wing. 



a 1 . Upper parts very dark brown or black ; the feathers edged with 

 olive-gray or ashy, breast generally with black streaks. (Florida.) 

 550a. SCOTT'S SEASIDE SPARROW. 551. DUSKY SEASIDE SPARROW. 

 a*. Back olive-gray; breast with grayish brown streaks. 



550. SEASIUK SPARROW. 



b. No yellow before the eye ; bend of the wing yellow. 



575. PINE-WOODS SPARROW. 575a. BACHMAN'S SPARROW. 



c. No yellow before the eye or on the bend of the wing. 

 c l . A broad cream-buff band across the breast. 



583. LINCOLN'S SPARROW. 

 c*. No cream-buff baud on the breast; streaks on the breast tending 



to form a spot in its middle 581. SONO SPARROW. 



8. Tail with white patches or base of tail yellow. 



