FAMILY MNIOTILTIUJE. WARBLERS. 



277 



FAMILY MNIOTILTID^E 



Warblers. 



First primary, not short, 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. 



Group 1. Wing, less than 2.37 inches long. 



Dendroica. 



515 \ 



Seiurus. 



525 



Sylvania 



491 



Helminthophila. 



Helmitherus. 



Geothlypls. 



Sylvania. 



Setophaga. 



