WYOMING Birps. 107 
. Plumbeous Vireo. Common summer resident in Crook Coun- 
ty; uncommon in Weston. 
Tennessee Warbler. Irregular visitant. 
Yellow Warbler. Common summer resident. 
Audubon’s Warbler. Common summer resident. 
Oven-bird. Rather rare summer resident. 
Macgillivray’s Warbler. Common summer resident. 
. Western Yellow-throat. Rather uncommon summer resident. 
. Long-tailed Chat. Common summer resident. 
. Pileolated Warbler. Specifically unidentified. Only two birds 
seen. 
Pipit. Common migrant. 
Sage Thrasher. Common summer resident. 
Catbird. Common summer resident. 
Rock Wren. Common summer resident. 
. Western House Wren. Common summer resident. 
. Rocky Mountain Creeper. Exceeding rare winter resident in 
Crook County. 
. Rocky Mountain Nuthatch. Common resident. 
Red-breasted Nuthatch. Very rare migrant. One specimen, 
Bear Lodge, October 29. 
. Long-tailed Chickadee. Common resident. 
. Western Golden-crowned Kinglet. Very rare migrant. 
Ruby-crowned Kinglet. Very rare migrant. 
Townsend’s Solitaire. Common resident. 
. Willow Thrush. Common locally—Crook County only. 
. Olive-backed Thrush. Summer resident. Common locally. 
. Western Robin. Abundant resident. 
Bluebird. One taken, three heard. 
Mountain Bluebird. Common summer resident. 
COMMENTS. 
The region in which Peabody collected corresponds more 
nearly with the eastern portion of the United States than 
does any other part of the state. The rainfall is greater, 
permitting agricultural work to be carried on without irri- 
gation. In the lower altitudes there is a considerable growth 
of elm and oak. We may not, therefore, be surprised to 
