CHECK-LIST OF COLORADO BIRDS 329 



462. Western wood pewee. CONTOPUS RICHARDSONII. 

 Common summer resident ; most common in breeding 

 season from 7,000 to 11,000 feet. 



4-64. Western flycatcher. EMPIDONAX DIFFICILIS. Com- 

 mon summer resident ; breeds from plains to 10,000 feet, 

 but most common in upper part of its range. 



466. Train's flycatcher. EMPIDONAX TRAILLII. Fairly 

 common summer resident ; most common on the plains, 

 but occurs in mountains up to 8,000 feet ; breeds through- 

 out its Colorado range. 



467. Least flycatcher. EMPIDONAX MINIMUS. Rare 

 migrant ; west to eastern foothills ; probably breeds, but 

 no nests have been found. 



468. Hammond's flycatcher. EMPIDONAX HAMMONDI. 

 Common summer resident ; comes east only to the western 

 edge of the plains ; breeds as high as 9,000 feet. 



469. Wright's fly catcher. EMPIDONAX WRIGHTII. Abun- 

 dant summer resident; breeds from 7,500 feet to 10,000. 



474a. Pallid horned lark. OTOCORIS ALPESTRIS LEUCO- 

 L^EMA. Abundant winter resident ; literature on this bird 

 somewhat confused on account, no doubt, of its close re- 

 semblance to the next ; winters on the plains abundantly, 

 and sparsely in the mountains. 



474c. Desert horned lark. OTOCORIS ALPESTRIS ARENI- 

 COLA. Abundant resident ; winters on plains and in 

 mountains up to 9,000 feet ; breeds from plains to 1 3,000 

 feet ; raises two broods. 



475. American magpie. PICA PICA HUDSONICA. Com- 

 mon resident ; breeds commonly on the plains and in the 

 foothills and lower mountains ; a few breed as high as 

 11,000 feet. 



