116 



along. the eastern base of the Rockies^ accidental east to Iowa and 

 Minnesota. Included on Aughey's record, who reported it as "rare" 

 in the state, and to have seen "it for the first time in August on the 

 Niobrara, about seven miles from its mouth in a dense timber." He 

 was close enough to observe its feeding habits. 



768. *Sialia arctica Swainson — Mountain Bi/uebird. 



Western Nebraska; Sioux and Dawes to Kimball and Cheyenne 

 counties, breeding commonly in the higher parts of Pine Ridge in late 

 May and June. 



EXTRALIMITAL: 763. Ixoreus ncevius (Gmelin), the Varied 

 Thrush, of the Pacific coast has straggled east even to the Atlantic 

 coast; 765a. Saxicola cenanthe leucorhoa (Gmelin), the Greenland 

 Wheatear, has occurred in winter (accidentally) in New York, Maine, 

 Michigan, and even Louisiana and Colorado. 



