Mayhew 1958 Dec. 20 Journal 123. 5 mi. W. of 1000 Palms, Riverside Co., Calif. No reptiles + no reptile tracks were seen while we were out this morning. We collected a few plants + returned to the car at 1130 to fix chow. At this time: air temp. - 21.8°C. soil surface " - 34°C. winds - S, 5-7 mph, gusts t 8 mph. relative humidity - 32% Two rock wrens were seen along the road while we were eating lunch. We left the car at 1230 and retraced our route over the north east side of "Granddaddy Dune". At 1230, air temp. was 21°C., soil surface temp. was 36.2°C. No reptiles were seen on this trip, & no fresh reptile tracks were seen. One flock of house finches was seen. We reached the car at 1330, when air temp. was still 21°C., + soil surface temp. was 36°C. We stopped in Rancho Mirage for a few minutes to see Lloyd Tevis. He showed us some sand dunes on the north side of Palm Desert that I didn't know about before. These dunes are due north of Portola Ave., and about 2 miles north of Highway 111. No animals were seen (except jackrabbits), but the area looks promising. To reach it, we turned east off of