432 AMERICAN WARBLERS. 



weak zeeping lisp. Occurs often in swampy 

 thickets. 



493. CAIRN WARBLER. 

 Differs from last in having more or less 

 black on back. Higher mountains of Penn. 



nd X. C. 



Ficv. 341 



Black-throated Blue Warbler. 1-3. 



494. MYRTLE WARBLER. 

 Larger, 5.60, slate-blue above, white 

 beneath, four yellow patches: one on crown, 

 one on rump and one on each side, black 

 markings as in iig. 342; wing bands and 

 tail spots present, latter small. Female and 



