250 



KEY TO THE BIKDS OF EASTEKN NORTH AMERICA. 



Shoulder (lesser wing coverts), rufous brown; at least half of outer tail 



feathers, white ; back, streaked. 



Vesper Sparrow. 



Pooccates gramineus. 



See No. 408. 



Back, tinged with rufous brown, and 

 streaked with black ; carpal joint (beud 

 of wing), edged with pale yellow; tail, 

 over 2.50; usually au indication of yellow 

 in front of tlie eye; uo white on tail 

 featliers. 



White=throated Sparrow. 

 Zonotrichia albicollis. 

 See Xo. 423. 



Bill, sharji; tail, under 2 inches; entire 

 upper plumage, olive buff, streaked 

 with black ; under plumage, buffy 

 white, or ashy white, heavily streaked 

 with black; more or less yellow on 

 edge and base of wing feathers, and 

 base of tail feathers. 



Pine Siskin. Pine Finch. 



Spintis pinns. 



See No. 402. 



Crown and back, dull brown, without 

 streaks ; underparts, brownish, whitish 

 on belly; l)reast streaks, not very pro- 

 nounced, often indistinct (female). 



Indigo Bird. Indigo Bunting. 

 Passerina cyatiea. 



See No. 446. 



Piue Finch. 



