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



269 



Bill, less than three-eighths inch long; crown and throat, black; 

 greater wing coverts, not edged with white; breast, white; belly and 

 sides, pale buff. Penthestes carolinensis. 



Carolina Chickadee. 



See No. 353. 



Throat, black; sides of body, chestnut brown. 



Penthestes hudsonicus. 



Hudsonian Chickadee. 



See No. 354. 



GROUP 2. Wing, over 3 inches long. 



Throat and under parts, dull white ; 



tinged with rufous 

 gray, with more or 



sides of body, 



brown ; crown, 



less of a crest; forehead, black, in 



adults. 



B&olophus bicolor. 



Tufted Titmouse. 



See No. 351. 



Tufted Titmouse. 



Family SYLVIID^. Kinglets and 

 Gnatcatchers. 



The Sylviidae are divided into three subfamilies, one of which, 

 the Sylviinse or Old World Warblers, is not represented in eastern 

 North America. The other two may be summarized as follows : 



Subfamily REGULIN^. Kinglets. 



Size, small; length, less than 4.75; wing, less than 2.50 inches; 

 tarsus, booted ; wings, longer than tail ; tail, emarginate ; males, with 

 crown of the head showing red or yellow; 8 species, two of which 

 occur in eastern North America. 



