J. Crowley 1941 Zapus o... May 18 Russian Gulch State Park, Mendocino Co., Calif. Elevation 50 feet - ¼ mile cast of ocean on road leading east through canyon. Individual found in one of 25 traps set in riparian habitat, 15 yards north of creek, at margin of grassland just before entering thimbleberry and elder- berry thicket, beneath red alders. Spec- imen was reddish colored on back, about size of Peromyscus maniculatus but had longer tail and legs. May 4 Russian Gulch State Park, Mendocino Co., Calif. ½ mile cast of ocean. ½ of specimen (chind parts) found in trap set in run-off into stream, below road, in midst of elderberry thicket. Head part had been eaten by some voracious creature, so body was useless. May 24 Russian Gulch State Park, Mendocino Co., Calif. ¼ mile cast of ocean - 15 Zapus of 24 traps set. May 26 Russian Gulch State Park, Mendocino Co., Calif. 200 ft elev., southwest corner of park, just above bridge, on grassy slope at margin of thimble- berry thicket, gave Zapus caught in Museum Special Mower Trap. May 30. 45 ft elev. just west of Camp 27 live Zapus trapped in Museum Special, in middle of meadow.