122 HOODED WARBLER. 



the changed environment. These warblers migrate in autumn 

 about the second week in September ; I found them at Wat- 

 sontown, Pennsylvania, in 1875, from about the first to the 

 middle of this month. Winters from eastern Mexico and Cen- 

 tral America to Ecuador and Peru. 

 B ; tail spots present. 



Fig. 55. 



Heail and outer tail featker of Hoodecl Warbler. 



HOODED WAKBLEK. 



Wilsonia initrata. 



Plate XII, Fig. 3, male ; Fig. 4, female. 



Size, 5.00 to 5.50. Black hood partly covering head, leav- 

 ing a yellow mask on face. Greenish above; yellow beneath. 

 Occurs in southern Connecticut in summer ; accidental in 

 Massachusetts. 



Male. Above, uniform greenish olive ; forehead, sides of head, form- 

 ing a mask, and beneath, yellow. Back of head, joining a patch beneath, 

 forming a hood, black. 



Female. Similar in general coloration, to the male, but with less 

 black on the hood. 



Young Male. Similar to the adult female, but the black more or 

 less overwashed with greenish. 



Young Female. Quite similar to the young male, but the black is in- 

 distinct, sometimes wanting. 



