356 CHECK-LIST OF NORTH AMERICAN BIRDS. 



[B , C , R 82, C ioo.] 



Known from numerous specimens, taken in Southern New England, 

 Lower Hudson Valley, New Jersey, Virginia, Michigan, etc. Sup- 

 posed to be a hybrid between H. pinus and H. chrysoptera, but pos- 

 sibly a distinct species. (Cf. BREWST. Bull. Nutt. Orn. Club, VI. 

 1881, pp 218-225 ; RIDGW. Auk, II. Oct. 1885, pp. 359-363.) 



22. Helminthophila cincinnatiensis (LANGD.). 



Cincinnati Warbler. 



Helminthophaga cincinnatiensis LANGD. Jour. Cine. Soc. N. H July, 



1880, 119, 120, pi. 4. 

 Helminthophila cincinnatiensis RIDGW. Pr. U. S. Nat. Mus. VIII. 



1885, 354. 



[B , C , R , C ioi.] 



One specimen taken near Cincinnati, Ohio. Probably a hybrid 

 between H. pinus and Geothlypis (Oporornis) formosa. (Cf. RIDGW. 

 Bull. Nutt. Orn. Club, V. 1880, p. 237.) 



23. Dendroica (Perissoglossa ?) carbonata (AUD.). 



Carbonated Warbler. 



Sylvia carbonata AUD. Orn. Biog. I. 1831, 308, pi. 60. 



Dendroica carbonata BAIRD, B. N. Am. 1858, 287. 



Perissoglossa carbonata B. B. & R. Hist. N. Am. B. I. Jan. 1874, 214. 



[6207, C , R 9 i, C .] 



Known only from Audubon's plate and description of two specimens 

 killed near Henderson, Kentucky, in May, 1811. 



24. Dendroica montana (WILS.). 



Blue Mountain Warbler. 



Sylvia montana WILS. Am. Orn. V. 1812, 113, pi. 44, fig. 2. 

 Dendroica montana BAIRD, B. N. Am. 1858, 278. 



[Bi 99 , C , Rii2, C .] 



Known only from the works of Wilson and Audubon. Taken in 

 the Blue Mountains of Virginia. Not as yet satisfactorily identified 

 with any other species. 



