Journal 30. 7 May 0.5 mi. E Denveron, Solano Co., Calif. About 1/2 hour search showed no Thamnophis. 1 large Pitohuis c. catenifer taken under wood box. Situation: Short stand of swamp grasses and sedges over very damp soil. Water apparently brackish. Weather: cool, clear, sunny. Many Cliff and few Barn Swallows nesting under low concrete bridge. Several photos taken. (See Roll #20). 8 May Lwi. NW Batavia, Solano Co., Calif. Calif. #12 and N.S. 40 to Vacaville, hence Elmira Batavia and N.S. 40 again. Pond near between Elmira and Batavia no longer present. On U.S. 40 at above locale a swampy stream contained many Rana catesbiana. 1 Brefa borealis halo phila taken. Search revealed no Thamnophis. Sceloporus here seem confined to small crcrete bridges etc., though they seek shelter under object and among tules on soggy ground. 8 May Pitch Creek 70 ft. Dixon (Solano Co.) Yolo Co., Calif. U.S. 40 through Dixon to Creek. Search revealed no Thamnophis. 1510, 1 young Gerrhonotus m. multi- carinatus and 1 Thamnophis sp.? taken about rubbish piles.