JAN., 1909. BIRDS OF ILLINOIS AND WISCONSIN CORY. 257 



PART 6- The following species has the throat, not yellow; belly, 

 yellow, and no white on the tail feathers : 



Throat, grayish or brownish; eye ring, white, or whitish; back, 

 olive green. Oporornis agilis. 



Connecticut Warbler. 



See No. 330. 



PART 7- The following species have the throat, not yellow ; belly, 

 yellow, and more or less white on the tail feathers : 



Throat, black; forehead and sides 

 of head, yellow; crown, black. 



Wilsonia citrina. 

 Hooded Warbler. 

 See No. 334. 



Hooded Warbler. 



Upper throat, tinged with chestnut; breast, streaked with black; 

 back, greenish; rump, yellow; wing coverts, showing much white. 



Dendroica tigrina (adult male}. 

 Cape May Warbler. 

 See No. 310. 



PART 8. The following species have the throat, not yellow ; belly, 



not yellow, and no white on the tail feathers; breast, not 



streaked or spotted with black or dark brown: 



Crown, with stripe of tawny buff, bordered by black stripe; 

 black stripe through the eye. Helmitheros vermivorus 



Worm-eating Warbler 



See No. 303. 



a 



Crown, dull cinnamon brown ; a white stripe over the eye ; under 

 parts, white, faintly tinged with yellow; sides, tinged with grayish 

 olive. Helinaia swainsonii. 



Swainson's Warbler. 



See No. 302. 



