Palmer 1937. Peromyscus maniculatus gambelii. Feb. 4. 3 ft. above stream, opposite Bailey Station, Strawberry Canyon, Berkeley, Alameda Co., California. One & taken in oat baited trap in tangle of blackberry, Equisetum and brake ferns, under small willow Tester enlarged. Mar. 9 900 ft., North Fork of Strawberry Canyon, Berkeley, Alameda Co., Calif. One & taken in oat baited trap in Microtus runway. Runway in open grassy meadow 60 ft from any brushy cover Skull crushed - no skin - Mar. 25 900 ft., 1/4 mi E.N.E of Botanical Garden, Berkeley, Alameda Co., Calif. Took one & in trap set under Artemesia on a rocky southwest facing slope which was rather steep. Took two in traps set in Microtus runways in grass and sedges on southwest facing hillside with gradual slope. Quite a bit of brushy cover near - Poison oak, Artemesia, Bush Lupine and farther away wild blackberry. One of the & # 27. Oat Bait.