1 88 CHECK-LIST OF NORTH AMERICAN BIRDS. 



465. Empidonax virescens (VIEILL.). 



Green-crested Flycatcher. 



Platyrhynchos virescens VIEILL. Nouv. Diet. d'Hist. Nat. XXVII. 



1818, 22. 

 Empidonax virescens BREWST. Auk, XII. April, 1895, 157. 



[B 143, C 256, R 324, C 384.] 



GEOG. DIST. Eastern United States, north to southern New York 

 and southern Michigan, west to the Plains, south to Cuba and Costa 

 Rica. Rare or casual in southern New England (Hyde Park, Mass.). 



466. Empidonax traiUii (AUD.). 



TrailPs Flycatcher. 



Muscicapa traillii AUD. Orn. Biog. I. 1832, 236. 

 Empidonax traillii BAIRD, Bds. N". Am. 1858, 193. 



[B 141, C 257^, R 3 2 5 , C 3 86.] 



GEOG. DIST. Western North America, from the Mississippi 

 Valley (Ohio, Illinois, and Michigan) to the Pacific, and from the 

 Fur Countries south into Mexico. 



466 a. Empidonax traillii alnorum BREWST. 



Alder Flycatcher. 



Empidonax traillii alnorum BREWST. Auk, XII. April, 1895, 161. 

 [B 140, C 257, R 3250, C 385.] 



GEOG. DIST. Eastern North America, from the Maritime Prov- 

 inces and New England westward at least to northern Michigan, 

 etc., breeding from the southern edge of the Canadian Fauna north- 

 ward ; in winter south to Central America. 



467. Empidonax minimus BAIRD. 



Least Flycatcher. 



Tyrannula minima BAIRD (W. M. & S. F.), Pr. Ac. Nat. Sci. 



Phila. July, 1843, 284. 

 Empidonax minimus BAIRD, B. N. Am. 1858, 195. 



[B 142, C 258, R 326, C 387.] 



GEOG. DIST. Chiefly eastern North America, west to eastern 

 Colorado and central Montana, south in winter to Central America. 

 Breeds from the Northern States northward. 



