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



123 



Bill, pointed; first primary, not short; 

 base of bill, extending upon and dividing the 

 feathers of the forehead; nostrils, exposed; 

 outer tail feathers, shorter than middle 

 feathers. Family ICTERID^. Orioles. 



See page 179. 



Oriole. 



First primary, not short, never less than two thirds as long as 

 second or third; bill, stout and conical; nostrils, near the culmen; 

 primaries, 9; tarsus, flattened behind. 



Family FRINGILLID^E. Sparrows, Finches, Crossbills, and Buntings. 



See page 190. 



First primary, never less than two thirds 



^^ as long as third, and often nearly the same 



length; bill, slender and pointed; back of 



tarsus, thin and sharp, not rounded, as in front; hind toe and claw, 

 not longer than middle toe and claw. 



Family MNIOTILTID^. Warblers. 

 See page 231. 



Bill, slender; first primary, not short, the first, second and third 

 being about equal in length; hind toe and claw, longer than middle 

 toe and claw; hind toe nail, long, in this somewhat resembling Larks, 



