D.F. Hoffmeister 1938 Sept. 9 Strawberry Canyon (Neud Pool), Berkeley, Alameda Co., Calif. About 6:30 P.M. went up the canyon along the south side road (= Old Canyon Road) to east end of pool. Set 6 snap traps along roadway at southeast gate to pool. Sept. 10 At 6:45 A.M. visited traps. 4 mammals in the 6 traps. 3 Peromyscus truei gilberti (1?, 2?) and one Reithrodontomys (?). Two of the Peromyscus were caught in the accumulated sticks and leaves at the base of an oak on a slope from the roadway; the other in a nearby blackberry thicket (beneath). A trap under the fence enclosing the pool caught the harvest mouse. Sept. 15 Forest Exp. Plot, Strawberry Canyon, Berkeley, Alameda Co., Cal. Set 16 traps shortly before dark. Six of the traps in the madrone groove along the fence bordering the boundary of the primitive area. Set other five right at the experimental plot in growth of Artemesia. Sept. 16 Visited the 11 traps and found 6 Peromyscus; 2 at Experimental Plot, 4 in madrone groove. One (?) in the traps in madrone groove was still alive as he was caught by foot in one trap and his tail in another. Took him out, put him in sack and took him to M.W.T. for observation. One Peromyscus truei ? was