JAN., 1909. BIRDS OF ILLINOIS AND WISCONSIN CORY. 211 



Under parts, dull buffy yellow; more or less black streaks on sides 

 crown, blackish, with tawny buff stripe through center; back, heavily 

 streaked with black; tail feathers, very pointed. (This bird belongs 

 in Section 8, as it is not a Tanager or a Finch, but the bill might appear 

 Fringilline to beginners. ) Dolichonyx oryzivorus (female). 



Bobolink. 

 See No. 223. 



Blue Grosbeak. 



General plumage, more or less blue. Guiraca carulea. 



Blue Grosbeak. 



See No. 275. 



Under parts, brownish white, tinged with blue on the breast; 



head, rump, and lesser wing coverts, usually tinged with blue. 



Guiraca coerulea (female.) 

 Blue Grosbeak. 

 See No. 275. 



PART 2. The following species have no red, blue, yellow, or green 

 on the under parts : 



Under parts, brownish white; crown and back, brownish gray, 

 usually tinged with more or less blue on the head, rump, and lesser 

 wing coverts; middle wing coverts, edged with rufous brown. 



Guiraca ccerulea (immature ) . 

 Blue Grosbeak. 

 See No. 275, 



