J. Hoffmeister 1938 Strawberry Canyon, Berkeley, Alameda Co., Calif. prepared and an embryo removed from embryonic sac and saved as alcoholic specimen. Sept. 29 NEED Pool, Strawberry Canyon About 6:10 P.M. set 12 live traps (Benson type) and 2 snap traps at locality similar to that of Sept. 9-10. Live trap numbers were 3-14. Traps were placed on opposite sides of the lower roadway (= Old Canyon Road). Trap 9, 10, 11 were 30' along pool fence each being 15 ft. apart. Across road, 3, 4, + 5 were grouped around oak base while nos. 6, 7, + 8 were in underbrush, each 6 ft. apart; nos. 12, 13, + 14 are about 8' apart under blackberry vines. Three: Sept. 30 Visited my traps this A.M. There was a heavy early morning fog, but by 7:00 it had already lifted in the canyon altho the vegetation was wet. The 2 spring traps were empty & untouched. There were 2 Peromyscus truei gillberti in live traps. no 8 + 9, which were on opposite sides of roadway about 50' apart. Mouse in no. 8 got away before being marked going under the