were also observed. I took a picture of uma notata tracks going up the steep sand lee side of a dune. We drove to the w. end of this dune area to see what it looked like. The creosote was scattered being an average S.B. Ruth 1969 Journal 2 May 5 Brawley-Glavis Area Imperial Co, Calif. of thirty feet apart. They were on no or only very slight hummocks. The bushes were of only moderate size going to about four feet in height. The sky is a checkerboard of clouds and blue sky this morning. 464.0 3:28 PM just returned from about 2 hours of collecting in dunes 1/4 mi. E Ogilve Rd. on U.S. Interstate Hwy 8, Imperial county Calif. We worked a region of scattered creosote bush and sand hummocks. I captured