Longhurst 1934 Itinerary July 22 1 mi N Burbank, 350 ft., Walla Walla Co., Wash. mouth and collected 3 Lepus californicus, 2 magpies, and 1 cliff swallow. On the evening of the 21st Chettin and I drove [illegible] of Pasco and set mouse traps at the following localities, and caught: 5 mi. ENE Pasco, 500 ft., Franklin Co., Wash. 40 traps set 5-10 yds apart in rolling grebrush hills. I collected 2 Sylvilagus nuttalli. Perognathus parvus 19 of 99 8 mi. ENE Pasco, 650 ft., Franklin Co., Wash. 40 traps set 5-10 yds apart along a cagebrush covered sand dune. Perognathus parvus 7 of 99 Onychomys leucogaster 10 of 19 Reithrodontomyz megalotis 10 of 19 Several Spelospoma were collected. July 23 1 mi N Burbank, 350 ft. Walla Walla Co., Wash. On the evening of the 22nd Chettin Tevis and I drove to the following locality to set traps: 3 1/2 mi W Kennewick, 550 ft., Benton Co., Wash. 3 sets of gopher traps were made in an alfalfa field. No catch. The alfalfa field was at the edge of the sagebrush which had been grazed heavily by sheep.