252 WARBLERS. 



brownish-gray. Breeding range, as far as known, Minn, and 

 Fig. 329. Manitoba, possibly 



pouthern Wis. ; winter 

 range, unknown; south 

 in Sep. (Mass.) and Oct. 

 (N. J. to the Bahamas). 

 Frequents swampy 

 thickets; has habit of 

 jerking tail. Song, as 

 heard in Mass, in May, 

 a low, sweet warble; 

 alarm, a very sharp 

 note. 



CC, H, w, 1. 1-3. x. Ashy Warblers. 



Ciiierosa. 



Differ from u in having the wings shorter and not as 

 pointed: tail, somewhat rounded. 



1. MOURNING WARBLER, C. PHILADELPHIA. 5.00; 

 differs from w, 1 in the absence of the white eye ring and in 

 having more black on breast, fig. 330. Breeds from northern 

 N. E. west to Mich, north Fig. 330. 



to Canada ; winters in north- 

 western S. A. ; north in 

 May ; south in Aug. and 

 Sep. Frequents thickets on 

 the margins of woodlands 

 but is very rare along the 

 Atlantic coast. Song, loud, 

 clear and pleasing, suggest- 

 ing that of the Water 

 Thrush. 



y. Yellow-throats. 

 Geothlypis, 



Wings, short and round- CC, H, X, ! 



ed, barely reaching base of tail, which is rounded; throat, 

 yellow with a conspicuous mask of black on face. 



