276 PINCHES, SPARROWS, ETC. 



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

 by chestnut- brown ; a buff'y line through the center of crown. 



542o. 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. IpswroH Sparrow. 



d. Wing about 3'00 ; breast washed with yellow . . 604 Dickcissel. 



e. 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. Kump 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. 527a. 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 lino over the eye. 



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

 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. 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. 

 }'. Breast and sides distinctly streaked with black or blackish. 



549. Sharp-tailed Sparrow. 



I'. Breast and sides buffy or brownish, the former generally without 



distinct black streaks . 54:9a. 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'. 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 Spakeow. 

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



550. Seaside Sparrow. 



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



575. PiNE-wooDS Sparrow. 575a. Baohman's Sparrow. 



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

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



583. Lincoln's Sparrow. 



A No cream-buff band on the breast ; streaks on the breast tending 



to form a spot in its middle 581. Song Sparrow. 



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



