AMERICAN WARBLERS. 459 



519. BACHMAN WARBLER. 



Smaller, 4.25 ; olive-green above, yellow 

 beneath and on forehead; breast, patch on 

 crown and on throat, black, a little white 

 on outer tail feathers; no wing-band. Fe- 

 innle, much duller, plain gray below, slightly 

 yellow on crown. Breeds in N. C.. S. C., and 

 Mo.; casually in Va. and Ark.; winters in 

 Cuba, north in March, south in Aug. Rare. 



520. ORANGE-CROWNED WARBLER. 

 Larger, 5; gray -olive above, yellow- 

 gray beneath, nearly concealed orange spot 

 on crown, fig. 364. Female and yonng, 

 duller. Occurs in woodlands. Song, a low 

 sweet trill. Breeds from Manatoba north 

 to Alaska; winters sparingly from S. C. to 

 Key West, Fla., more commonly in Mex.; 

 south in Sept. and Oct., north in April and 

 May. Casual in N. E. 



521. NASHVILLE WARBLER. 



Size of last, greenish above, yellow be- 

 low, head bluish, white eye ring. Female, 



