Mayhew 74. 1958 Journal Apr. 19 Field Trip to Palm Desert, Riverside Co., Calif. Live animals seen but not captured: Crotalus cerastes (1) Vulpes macrotis (1) Animals collected were: Phrynosoma platyrhinos(1) - S.4 mi. W. of 1000 Palms on old highway. Dipodomys deserti (1) - 10.1 mi. W. of 1000 Palms on power line road. Coleonyx variegatus (2) - 10.4 mi. W. of 1000 Palms on power line road; 11.1 mi. W. 1000 Palms on power line road. The number of animals out seemed to be greater early in the evening. The weather was warm & calm all evening. Apr. 20 This morning, after picking up the mammal traps, we went into Deep Canyon. There is a large amount of water coming out of the canyon, but all of it is sinking into the bajada before it reaches the P.S.D.M. Sanctuary- at least most of the time. During the night water flowed into the temporary pond on the refuge, apparently due to the increased melting of snow yesterday from the extra warm temperature (102°F. at Palm Desert). Water stopped reaching this far down the canyon by 9 AM this morning, however. We walked up the canyon for a mile or so, until it became so narrow we