332 CHECK-LIST OF NORTH AMERICAN BIRDS. 



[B , C R 80, C 99.] 



About a dozen specimens have been taken, chiefly in New Jersey 

 and southern Connecticut. Supposed to be a hybrid between H. pinus 

 and H. chrysoptera. (Cf. RIDGW. Ibis, 1876, p. 169 ; BREWST. Bull. 

 Nutt. Orn. Club, VI. 1881, pp. 218-225 ; EAMES, Auk, VI. 1889, pp. 

 305-310.) 



21. Helminthophila leucobronchialis (BREWST.). 



Brewster's Warbler. 



Helminthophaga leucobronchialis BREWST. Bull. Nutt. Orn. Club, 



I. Jan. 1876, i, plate. 

 Helminthophila leucobronchialis RIDGW. Bull. Nutt. Orn. Club, 



VII. Jan. 1882, 53. 



[B , C , R8 2 , C ioo.] 



Known from numerous specimens, taken in Southern New Eng- 

 land, Lower Hudson Valley, New Jersey, Virginia, Michigan, etc. 

 Supposed to be a hybrid between H. pinus and H. chrysoptera. (Cf. 

 BREWST. Bull. Nutt. Orn. Club, VI. i88i,pp. 218-225 ; RIDGW. Auk, 

 II. Oct. 1885, pp. 359-363 ; EAMES, Auk, VI. 1889, pp. 305-310.) 



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 (Auo.). 



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. 



