246 



KEY TO THE BIRDS OF EASTERN NORTH AMERICA. 



Crown, brown, like back; throat and underparts, pale brown; whitish on 

 belly; breast, .usually with indistinct streaks; back, brown, without streaks. 



Indigo Bird. 

 Indigo Bunting. 



Passerina c.yanea (female). 

 See No. 446. 



Crown, black, with white stripe in centre; stripe over eye, white; usually 

 more or less yellow in frout of eye; throat, white; breast, grayish; carpal 

 joint (bend of wing), pale yellow ; back, streaked. 



White-throated Sparrow. 



albicoUis. 

 See No. 423. 



Crown, black, with white stripe iu centre; no distinct white patch on throat; 

 carpal joint (bend of wing), not yellow ; back, streaked. 



White-crowned Sparrow 



Zonotrichia leucophrys- 

 See No. 422. 



Crown, brown, with grayish brown centre ; nape, gray; bill, reddish brown; 



back, streaked,- wing coverts, tipped with white. 



White-crowned Sparrow. 



Zonotrichia leucophrys (immature] 

 See No. 422. 



Crown, light chestnut brown (streaked with black in young birds) ; rump, 

 slaty gray ; bill, black ; back, streaked. Young birds in fall have the bill 



brownish. 



Chipping Sparrow 



Spizella socialis. 

 See No. 425. 



Crown, rufous brown; rump, pale olive brown; upper mandible, black; 

 under mandible, pale, with dark tip ; back, streaked. 



Tree Sparrow. 



Spizella monticola. 

 See No. 424. 



