208 CHECK-LIST OF NORTH AMERICAN BIRDS. 



Empidonax traflli brewsteri Oberholser. Little Flycatcher. [466.] 



Empidonax trailUi brewsteri Oberholser, Ohio Journ. Sci., XVIII, No. 3, 

 Jan., 1918, 93. (Cloverdale, Nye County, Nevada.) 



Range. — Breeds from extreme southwestern British Columbia, northern 

 Washington, central Idaho, and central Wyoming south to northern Lower 

 California, southern New Mexico, central Texas, and Durango. Winters from 

 Nicaragua and Costa Rica to Brazil, Bolivia, and northern Argentina.^ 



Empidonax trailli traflli (Audubon). Alder Flycatcher. [466a.] 



Musdcapa TrailUi Audubon, Birds Amer. (folio), I, pi. 45, 1828 (Orn. 

 Biog., I, 1831, 236). (skirts of the woods along the prairie lands of the 

 Arkansas River.) 



Range. — Breeds mainly in the Hudsonian and Canadian zones from central 

 Alaska, northern British Columbia, northwestern Mackenzie, northern 

 Manitoba, northern Ontario, central Quebec, and Newfoundland south to 

 sotithern British Columbia, northwestern Montana, northeastern Colorado, 

 central Arkansas, and Kentucky, and to the mountains to West Virginia, 

 western Maryland, and Pennsylvania; also in Connecticut and northern New 

 Jersey. Winters from Yucatan, Nicaragua, and Costa Rica to Colombia and 

 Ecuador. 



Empidonax minimus (Baird and Baird). Least Flycatcher. [467.] 



Tyrannula minima W. M. and S. F. Baird, Proc. Acad. Nat. Sci. Phila., I, 

 No. 28-29, July-Aug., 1843 [Sept. IS], 284. (Cumberland Co., Pa. = 

 Carlisle, Pennsylvania.) 



Range. — Breeds in the Canadian and Transition zones from west-central 

 Mackenzie, central Manitoba, southern Quebec, and Cape Breton Island south 

 to central Montana, eastern Wyoming, western Oklahoma, Missouri, Iowa, 

 Indiana, northern Pennsylvania, northern New Jersey, and in the Alleghanies 

 to North Carolina. In migration west to eastern Colorado and central Texas; 

 winters from northeastern Mexico and Yucatan to Panama. Accidental in 

 Peru and Grand CajTnan Island, West Indies. 



Empidonax hammondi ( Xantus) . Hammond's Flycatcher. [468.] 



Tyrannula hammondii DeVesey [ = X.-usttus], Proc. Acad. Nat. Sci. Phila., 

 [X] 1858, sig. 7-9, April-May [after April 19], 117. (Fort Tejon, 

 California.) 



Range. — Breeds in Transition and Canadian zones from southeastern 

 Alaska, southern Yukon, and southern Alberta to the Sierra Nevada, central 



1 This is the "Traill's Flycatcher" of the Third edition of the Check-List. 

 It seems best in view of the confusion in the use of the name trailli (cf . Oberhol- 

 ser, op. cit.) to abandon the English name "Traill's" entirely and to revert to 

 the old name. Little Flycatcher, for this form and retain Alder Flycatcher for 

 the other. 



