234 



KEY TO THE BIliDS OF EASTERN NORTH AMERICA. 



Uuderpnrts, blue; geueral plumage, blue; wings 

 and tail, black, edged with blue. 



Underparts, more or less blotched with blue. 



Indigo Bird. 

 Indigo Bunting. 



Passeri)ia rii/nua {jnale). 

 See No. 446. 



Indigo Bird. 



Passerina cyaupa {immature). 

 See No. 446. 



Part 2. The following species have the underparts not marked with 

 red, blue, yellow, or green; breast, distinctly streaked; carpal joint (bend 

 of wing), edged with yellow: — 



Breast and flanks, tawny; a tawny stripe over the eye; outer tail feathers, 



decidedly shorter thau middle ones. 



Sharp-tailed Sparrow. 



Ammodramtis raudnctits, and varieties. 

 See No. 414. 



Breast, white, heavily streaked with black; back, black, the feathers 

 edged with olive and gray; outer tail feathers, shortest. Occurs only in 

 Florida. 



Dusky Seaside Sparrow. 



Ammodra m ii 8 nigrei^cons. 

 See No, 419. 



