300 



KKY TO THE HIKUS OF EASTERN NOli III AMERICA. 



Throat and underparts, dull yellowish green; crown, greeu, with partly 

 concealed orange brown patch in centre i wanting in young birds) ; outer 

 tail feathers, narrowly edged with white on inner web; rest of tail 

 feathers, witliout white; no white spot at base of primaries. 



Orange=crowned Warbler. 



Hi'Imintliopliila celuta. 

 See No. 492. 



Throat and underparts, huffy white; crown and back, olive green : bases of 

 piiniaries. \\liitf, forming a small spot on wing (f«'male). 



Black=throated Blue Warbler. 



Di'inlroirn cwriilrsrcns. 

 See Xo. 497. 



Throat, gray; belly, white (breast, often wasbed with yellow); crown, yel- 

 lowish green ; wing coverts, broadly tipped with yellow (female). 



Qolden^winged Warbler. 



HelminthophUn chrysoptord. 

 See No. 4SS. 



Group 3. Wing, 2.75 to 3.25 inches long. 



^5 '^ 52r~''^^ ""' ' 615 ST 



Part 1. The following species have the throat, breast, and belly, yel- 



