J. Rodgers 123 Cedar Canyon, 5000 ft., Providence Mts. San Bernardino Co., Calif May 25, 1938 sand. I then came to camp and cared for the specimens collected to-day, and then had supper. This is a perfect evening. May 26, 1938 This day was a little cooler, apparently on account of a light breeze that blew all day. On the Essex road, about 3 1/4 miles SW of camp I found a young Cortalus sentulatus swallowing a Cerognothus (see species note). I found a dead and fallen Joshua Tree that covered an area of about 18 ft. diameter and seemed to present ideal conditions for Xantusia vigilis and, since I had looked under many much Joshua derlie during the past two days without finding any Xantusias, I decided to do a thorough job of this one. I took off every piece of dead Joshua and removed every scrap to a 1th adjoining sandy wash, and I peeled all the loose bark off of the limbs and trunk. I found 4 Xantusias but lost 2 of them before getting them into alcohol and my catalogue. The two saved are 1076 and 1077. Three of the Xantusias were in yucca aloifis and one was on a limb under loose bark. As I removed one bit I dead limb, a Hypoglema came out of a hole in the ground. It is 1084 in my catalogue. The presence of the Hypoglema, and the moisture