Mayhew 1961 Journal 25. April 16 Colorado Desert, Riverside & Imperial Cos., Calif. Sylvilagus auduboni Dipodomys deserti Coleonyx variegatus Vulpes macrotis Crotaphytus wislizeni Red-shafted flicker This makes a total of 6[?] species seen on this trip. Reptiles collected on this trip were: Callisaurus draconoides - 4 Cnemidophorus tigris - 1 Coleonyx variegatus - 46 Crotaphytus wislizeni - 2 Dipsosaurus dorsalis - 18 Phrynosoma platyrhinos - 1 Phrynosoma m'callii - 12 (4 dead ones seen) Uma notata - 73 Urosaurus gracilis - 9 Uta stansburiana - 3 Chionactis occipitalis - 1 11 species 170 animals Many of these will be toe-clipped, weighed, measured, & released at the collecting site next week-end. May 5 Mojave Desert, San Bernardino Co., Calif. The field zoology class left UCR at 1200, headed for Dale Dry Lake. We drove the new 1961 International 4-wheel drive Travelall for the first time. We tried out the 4-wheel drive by going into the hills south of Dale. The vehicles have lots of power, but these tires aren't any good in sand. We finally needed