Seib, R. 1982 Tapachula to Motozintla Rd., Chiapas, Mexico, and return 15 Aug It was about 18:00. We saw a very smashed snake which may have been a Pituophis deppei. It was brown and had diagonal cross bars like Arizona. Just after dark we caught some large Buta marinus. I also saw a DOR Gerrhonotus liocephalus. The most interesting animal was a DOR Elaphe triaspis which had just been hit by the car in front of us. Not a mark on it. A little further up the road we suddenly came upon the govt. checkpoint. We couldn't very well turn around for more night-driving without making them suspicious, so we continued on beyond Motozintla and down the pacific side of the continental divide. We stopped at the site where we earlier saw so many Basiliscus and Ctenosaura. We looked for them in flashlight beams and found 4 Basiliscus and 1 Ctenosauru that were low enough to capture. We also saw 2 Basiliscus which were to high to get. Allison noticed that a large armadillo was poting around in our midst. On the