22 1-2 September 1979. Mexican Camp Rd. Approx 1.5 mi E of Mexican Camp. Sagelrush, valley, ridge, and a small rocky draw with Purslie 5400 ft. 155. Perognathus formosus 189-108-25-13 19qms Ab 3.5x2 Skull only 156. Peromyscus maniculatus 147-59-20-16 13.7qms F 4 scars roadsides, gravel, Artemisia 157. Onychomys torridus 121-43-19-16 14.1qms F no scars no emb Swallopenara, menodora 158. Perognathus formosus 179-97-24-12 16.7qms M Ab 3x5 near boulder, grasses 159. Dipodomys merriami 231-158-36-14 31.3qms F noemb no scars gravel, Artemisia 160. Dipodomys merriami 235-139-37-11 31.6qms M Ab 3x4 Gravelly, Ephedra, Swallopen 161. Peromyscus truii 186-88-23-27 F lae 5 scars gravelly, Ephedra, roadside 162. Dipodomys microps 252-145-40-13 50.5qms F no emb no scars Gravel, Roadside, Ephedra, Artemisia 163. Dipodomys microps