Mayhew 1959 Journal 73. July 20 5 mi. N.W. of 1000 Palms, Riverside Co., Calif. while I drove along the road between here and 1000 Palms looking for animals. I found one Phrynosoma m'calli, but that was all. Then we collected lizards at station III until 1200. During this time we caught the following: Phrynosoma m'calli - 1 (ad or) Dipsosaurus dorsalis - 6 (2 ad or 1 ad f, 3 im?) Cnemidophorus tigris - 2 (ad or) Callisaurus draconoides - 1 (ad f) Uma inornata - 20 (4 ad or, 10 ad f, 1?, 3 im or 2 im f, Thus, 30 animals were caught at this site. We left this station and proceeded to the Algodones Dunes west of Glamis. 5 mi. W. of Glamis, Imperial Co., Calif. We reached this area about 1730 and drove slowly down the road looking for animals that might have emerged for an afternoon activity period. We saw the first animal at 1730 at the edge of the road. We stopped + walked over the dunes until just after sunset (1830). During that time we caught the following animals: Phrynosoma m'calli - 1 (ad or) Uma notata - 16 (5 ad or, 7 ad f, 1 im or, 3 im f) after dark we tried night collecting between Glamis and the East Highline Canal. However, all we captured were