E. M. Brock 1955 Journal June 16 Westvaco Mines Santa Clara Co. Calif. Inquired about bats and mine shafts. A Mr. McPeters? (with son Jimmy) told us he could not give us permission to enter any of the mine shafts but that some of the closed-down living quarters near by had bats and that we could look there if we wished. His son Jimmy (about 10 or 11) showed us around and showed where he had seen bats. We found bats in between the 2 x 4s and siding and kittling the boards. To get them out. After a while they started coming out and we started catching them. The majority were Antrozous pallidus (about 12) were caught while four were Eptesicus fuscus and one Tadarida mexicana all in one building. June 18 1 mi. SE Inverness, ±25 ft., Marin Co., Calif. Received from Dr. Benson a pocket gopher and a shrew which he had caught at Inverness The gopher was still alive. Both were prepared as study skins June 27 Yosemite, Yosemite Valley, Mariposa Co., Calif. The study skins of bats in the Yosemite study museum contain the following bat species. Myotis californicus M. evotis M. yumanensis Pipistrellus hesperus