188 CHECK-LIST OF NORTH AMERICAN BIRDS. 
465. Empidonax virescens (VIEILL.). 
Green-crested Flycatcher. 
Platyrhynchos virescens ViEILL. Nouv. Dict. d’Hist. Nat. XXVII. 
Loto, 22. 
Empidonax virescens Brewst. Auk, XII. April, 1895, 157. 
[B 143,(C 256,.R 324; Cizd4..] 
Geroc. 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 traillii (AUD.). 
Traill’s Flycatcher. 
Muscicapa traillii AuD. Orn. Biog. I. 1832, 236. 
Empidonax traillii Bairp, Bds. N. Am. 1858, 193. 
[(Bxgas'C 2570, Rig25jiC 386.) 
Groc. 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 traillit alnorum Brewst. Auk, XII. April, 1895, 161. 
[B14o, C257, Rog262@, C385; 
Groc. 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 Barrp. 
Least Flycatcher. 
Tyrannula minima Bairp (W. M. & S. F.), Pr. Ac. Nat. Sci. 
Phila. July, 1843, 284. 
Empidonax minimus BairD, B. N. Am. 1858, 195. 
[Bir42, C258, R 276) C1237.) 
Geoc. Dist.— Chiefly eastern North America, west to eastern 
Colorado and central Montana, south in winter to Central America. 
Breeds from the Northern States northward. 
