xxxvi FIELD COLOR KEY 



13'. Throat without necklace. 

 14. Sides of face and throat black, 

 forming mask. Song, tuitch-ery, 

 witch-ery, witch-ery. 



p. 315. MARYLAND YELLOW-THROAT. 



14'. Sides of face and throat without black mask. 

 15. Entire bird yellow ; under parts 

 streaked with reddish brown. 

 Common in gardens, orchards, 

 and shrubbery and along streams. 



p. 307. YELLOW WARBLER. 



15'. Entire bird not yellow. 

 16. Back olive-green. 

 17. Crown with patch of different 



color. 



18. Crown patch orange and yellow, 

 , bordered by black. 



p. 356. GOLDEN-CROWNED KINGLET. 



18'. Crown patch chestnut ; under parts bright 



yellow. 



19. Head bluish gray ; under parts un- 

 streaked. 



p. 322. NASHVILLE WARBLER. 



19'. Head not bluish gray ; sides of throat 

 and breast streaked. 



p. 316. YELLOW RED-POLL. 



17'. Crown without color patch. 

 20. Throat and breast yellow ; belly white or 



whitish. 



21. Wing crossed by two white bars ; eye- 

 ring yellow. 



p. 301. YELLOW-THROATED VIREO. 



