1933 42 S Side Thompson Canyon, 3500', Walker Basin, Kern Co., Calif. Oct. 10, 1933. Last night I set 10 traps in tall grass next to our tent and caught 3 pers. m.s. and one with. m. I set one rat trap in the barn and caught one kangaroo rat. I set 1 rat trap at the foot of a tree in which there was a pack rat nest, and cought one pack rat. I set 28 traps at random in fields of rabbit brush scattered with rock outcrops. I caught two male pers. m.s., 2 kangaroo rats, and one small pack rat in a mouse trap at least 50 feet from any rocks, and there were no pack rat signs in the nearest rocks. 169 Perognathus 170 Neotoma 171 Sceloporus 172 Phrynosoma (horned toad) 173 Neotoma fuscipes 174 Thomomys b. 175 Microtus 176 Dipodomys agilis 177 Dipodomys agilis 178 Dipodomys agilis ? wt: 20 188-104-25-14 ♀ wt: 230 360-175-38-36 ♂ wt: 123 310-150-35-30 ♀ wt: 77 188-53-27-18 ? wt: 76 310-185-47-17 ♀ wt: 67 300-190-45-18 ♀ wt: 63 290-178-44-17