KEY TO BIRDS IN THE FIELD 361 



I. A common, reddish-brown sparrow, with the marks of the breast 

 more or less massed in a blotch at the center; no buffj' or creamy 



band across the breast Song Sparrow, p. 133. 



I. A grayish-brown sparrow, with a sharply streaked, buffy, or creamy 



band across the breast Lincoln's Sparrow, p. 134. 



J. A salt-marsh sparrow, with a grayish, buffy breast ; a yellow spot in 

 front of the eye, and on the bend of the wing ; criiwn not chestnut, 



but like the back in color Seaside Sparrow, p. 12(5. 



J. A western, grayish, clay-colored bird, with but little streakings, and 



no chestnut on the crown Clay-colored Sparrow, p. 131. 



J. A common town and village sparrow, with ash}- crown 



Female English Sparrow, p. 120. 



J. Sparrows with more or less of chestnut on the crown. (K.) 

 K. Tail rounded ;3 lower parts white, with an ashy band across breast 



Swamp Sparrow, p. 134. 



K. Tail forked ;* lower parts dark ashy ; a black line through eye. . . . 



Chipping Sparrow, p. 130. 



K. Tail forked;^ lower parts ashy ; no dark line through eye; back, 



bright, reddisii-brown ; bill reddish Field Sparrow, p. 131. 



L. Sides of head distinctly marked with bands and spots of white, black, 

 and chestnut ; under parts white, unstreaked, but with a small black 



spot on the breast ; western Lark Sparrow, p. 127. 



L. Two white wing bars,^ and the bend of the wing chestnut; upper 

 parts brownish-gray ; under parts white, with the breast and sides 



distinctly streaked Vesper Sparrow, p. 123. 



L. Under parts buffy ; two white wing bars, with a black band between ; 



western winter bird Smith's Longspur, p. 122. 



L. Wing without distinct wing bars; head, throat, and breast with much 



black ; under parts white, with some dark streaks on the sides of the 



breast and belly; northern winter bird . . Lapland Longspur, p. 121. 



M. Crown gray, bordered by blackish, rendei'ing a white line over the 



eye very distinct ; no wing bars ; under parts pure white 



.* Red-eyed Vireo, p. 98. 



M. Under parts slightly tinted with yellowi.sh ; no white line over 



the eye ; no wing bars Warbling Vireo, p. 99. 



M. Head bluish-gray ; a white eye ring, two white wing bars* 



Blue-headed Vireo, p. 09. 



N. Streaky winter bird, with red on the crown, and in the male on the 



breast also ; bill not crossed at tip Redpoll, p. 118. 



N. Bill not crossed at tip; orchard or wood-living bird, with the plumage 

 more or less generally reddish Purple Finch, p. 116. 



