564 Colorado College Publication 



Ammodramus savaimarum bimaculatus. Western Grass- 

 hopper Sparrow. 



A rare autumn migrant, not observed in spring. The 

 only records for the County are specimens taken by Aiken at 

 Ramah, July 15, 1898, and near Colorado Springs, July 20, 

 1898, and August 8 and September 24, 1897. 



Chondestes grammacus strigatus. Western Lark Sparrow. 



Summer resident; common. Arrives about first week in 

 May, April, 17, 1907, being the earliest date. Departs in 

 September, the latest date being September 25, 1913. 



Common on the plains, and probably in the open parts 

 of the Ute Pass region. It may raise two broods as young 

 not long from the nest have been seen on different occasions 

 in the first two weeks in August, which would be late for 

 a single brood unless the first nest had been destroyed. 



Zonotrichia querula. Harris's Sparrow. 



Rare, but two records for the County, a female taken by- 

 Aiken at Buttes, January 24, 1908, which was in company 

 with Juncos and Tree Sparrows ; and one seen by Lloyd Shaw 

 and others in Monument Valley Park, February 14, 1914. 



Zonotrichia leucophrys leucophrys. White-crowned Spar- 

 row. 



Summer resident in the mountains; common. Arrives 

 about May 4. Allen and Brewster saw it April 24, 1882. It 

 has been seen as late as October first at 9,500 feet, and 

 October 12 in Monument Valley Park. 



Just about the time the Gambel's Sparrows are beginning 

 to leave in the spring the White-crowns make their appearance, 

 and are found along the lower streams for a month before 

 they retire to the mountains for the breeding season. They 

 were noted by Warren in Monument Valley Park as late as 



