104 Aug 2, 1950 is dining royally on cooked moths from our Coleman Lanterns and a moleyed (6" long) whose leg action travels in waves which seem to dist at the palont end of the lady. Aug 3, 1950 In Tucson this morning we visited the Public Health Service where we obtained a prescription for chloroquin, a malaria suppressant. Our inspection by the Mexican Customs consisted of the examination of two suitcases and the store, followed by $2.00 beers money to the officers. There was also the legal $3.00 for each tourist permit. 26.8 mi S of Nogales we collected our first Mexican specimen, a Thamnophis macrostemma megalope found under a rock in the mesquite brush - grass association 150 yds from the Rio Magdalena. Between Nogales and Hermosillo we collected Phrynosoma solare, Uroaeurus Callisaurus draconoides, Crotalus Tror), 2 Crotalus tigris and a Bufo divarius. A Gopherus was found on the road 55 mi N of Hermosillo, but