138 



THE BIRDS OF EASTERN NORTH AMERICA. 



times, with wash of yellow on underparts ; no white on tail. 



Bill, very slightly 

 hooked or notched at tip ; 

 not flattened at base, as 

 in the Flycatchers; toes, 

 joined at base. Plain 

 colored birds, usually 

 greenish or grayish, at 



Family VIREONID/E. Vireos. 



See page 271. 



Part 2. Tip of upper mandible not notched or hooked. 



(1.) Toes, 4; nostrils, opening into a soft, 

 fleshy membrane; tarsus, usually shorter than 

 toes. -s^ 



Family COLUMBID/E. Pigeons and Doves. 255 \ 



See page 155. 



(2.) 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 1CTERID/E. Orioles. 



See page 213. 



Family FRINQILLID/E. 



primary, not short, 

 never less than two thirds as long as 

 second or third ; bill, stout and coni= 

 cal ; nostrils, near the culmen ; prim- 

 aries. 9 ; tarsus, flattened behind. 

 Finches, Sparrows, Crossbills, and Buntings. 



St>e p:igi 226. 





515 V 522 



(4.) 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/E. Warblers. 

 See page 275. 



