CHECK-LIST OF COLORADO BIRDS :V29 



462. Western -wood pewee. Contopus richardsomi. 

 Common summer i-esident ; most common in breeding 

 season from 7,000 to 11,000 feet. 



■i-Gi. "Western flycatcher. Empidonax difficilis. Com- 

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

 but most common in upper part of its range. 



4f66. Traill's flycatcher. Empidonax trailui. 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. 



•i68. Hammoud'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 flycatcher. Empidonax wrightii. Abun- 

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



474a. Pallid horned lark. Otocoris alpestris leuco- 

 L^MA. 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 13,000 

 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. 



