W. Riemer 1948 Journal 29 Aug. Marin Co., California Robert C. Stellinis and family and myself and wife drove to Marin Co. via Richmond ferry with purpose I dissect- ing burrow system I mountain beaver, Aplodontia, to see if any amphids could be discover ed. Permission to dig in area where beavers known to occur could not be obtained in time available. It is hoped permission can be obtained for some future date. The locality is W of Davenport. On return trip stop made in Samuel P. Taylor State Park where I Eusatina xanthoptica- oregonensis intergrade was taken in a Neotoma lodge and I Triturus granulosus taken under bark of log at stream's edge. 1949 29 Jan. Lafayette Reservoir, Contra Costa Co., Calif. Search for several hours along NW side of reservoir. Gently sloping glass covered (dry grass - new grass just sprouting) slopes. Willows and