JESimpson, 1938. Rancho La Estancia to Rancho Banachari, Sonora. May 20, 1938, continued. Broke camp at La Estancia and drove 6 miles to Nacori, 7.4 miles to Matape, and 11.1 miles more to make camp at: 2700+ft., Rancho Banachari, 10 mi. N. Matape, Sonora. May 20, 1938, continued. Set 44 mousetraps on rocky-soil hill among very light brush and very short (30-40mm) grass. At the ranch we made another Bovell-bat trap by stretching wires close to the surface of an 8ft. square(2yd.+deep) rock-cement water tank. Señor Delgadillo caught most of the bats while Dr. Benson and I were looking for bats at an abandon house and after we had retired. The bats† were put in cloth-bags as before for safe-keeping until morning. May 21, 1938. In mousetraps caught 2 Peroq[nathus] bailayi (o→409, no emb ♀405), 1 Peromyscus gr[emiscus (o→406), and Onychomys torridus (o→407). Put up Antrozous pallidus (o→400, o→401, 3emb no emb ♀402, ♀403) (also Sac-winged Bat and Myotis yumanensis taken)(NB: bats taken last night, May 20, 1938). Put up specimens, broke camp, and drove 37.9 miles to San Pedro and 3.4 miles beyond and camped at: 1400+ft., 1 mi. N. Batuc, Rio Moctezuma, Sonora May 21, 1938, continued. Put out 44 mousetraps on rocky hill-side* and hill-top in light brush and very short grass. (*above arroyo).