Heene, H. 1980 23 May (B cont.) back; and one adult ? under a log. Both ?? had eversible penes and some traces of semen. There was an adult Taricha crawling along the trickle at the canyon bottom. When we returned to the parking area, learned that other groups had done well. Carol Baird saw a Masticophis lateralis and a fox; Robert Zirk saw a large, opaque Crotalus viridis in a rock cleft and David Sherman (student) saw another crossing the road. Beth Baker and Stan Sessions saw a Coluber constrictor and 2 Thamnophis couchii around the uppermost lagoon. Oddly, no Pituophis or Lampropeltis seen, although I walked a line of about 50 students over a grassy area looking for them. 24 May Brisas Regional Park, Contra Costa Co., California Met ?40 Zoology 107 students and 5 leading assistants at the east entrance at 0815. Sunny, not as cold and windy as yesterday. We walked in groups to the first lagoon, seeing a few Sceloporus occidentalis along the way, but spent the rest of the