332 CHECK-LIST OF NORTH AMERICAN BIRDS. 



[B— , C— , R8o, 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— , R82, C 100.] 



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. 1881, 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 loi.] 



One specimen taken near Cincinnati, Ohio. Probably a hybrid 

 between H. pinus and Geothlypis {Opororftis) forjuosa. {Cf. Ridgw. 

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



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



Carbonated Warbler. 



Sylvia carbonata Aud. Orn. Biog. I. 183 1, 308, pi. 60. 

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

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

 214. 



