Smiley 1936 / Peromyscus crinitus (cont) 12 mi. W Deephole, 4800 ft., Washoe Co., Nev. July 10 Five P. crinitus caught and 5 P. maniculatus caught in fifty traps. A habitat type, it appears which strikes happy medium of requirements for both species. A flat V-shaped, dry water course draining (in high water) 1000 acres of mountain side. Drainage to SW. These caught on hillside with embedded rocks of various sizes. Soil firm, sandy, supporting dry grass. Several outcrops of lava rock averaging 30 feet in length and ten feet in height. P. maniculatus caught also in immediate vicinity of jumpers; P. crinitus less abundant here. July 12 1 mi. W, 2 1/2 mi. N Gerlach, 4000 ft., Washoe Co., Nev. Area light colored granite boulders on 45° slope, east-facing. This slope 20 feet high - a gouge in a gentle 5° slope. Coarse sand between boulders with Artemesia. 1 mi. NE Gerlach, 4000 ft., Washoe Co., Nev. SE.-facing slope of 15° with reddish lava rock outcrops. Atriplex prominent plant with some Artemesia, grasses between angular stones which littered the ground.