1983 23 January fresh, very large Felis onca tracks between the (continued) little Sandrito and base camp, and Cathy catches me a pretty little Byso confers on that stretch too, lime green w/ red wants. We come in to camp #0935, for breakfast. Stiles, Gorgz, and Rodriguez had gone way up the Pejej Garg to hunt a wrist badly, and they brought me a big Leptophis depressirostris . Huntsman, Antonio, and the two plant collectors came in late morning having made it up to 700m, gotten lost gone E. to the Rio Guacimeto and Finca Plastico ! They brought me an Stelepus found on a log in good forest at 900m, a Xenodon phabdocephalus from between the Rios Guacimro and Guacinieto, 540 m; and a very Mastigodyas from the drail E. of camp and W. of the Sandrito, 310m. The Leptophis gaped and defecated when handled, and the Mastigodyas squirmed and bit fiercely. The Xenodon was thought by everyone to be a Bothrops, and did a great behavioral imitation: light coil, fast short strike w/ open mouth, spread quadroles, finally spread a hood, and after repeated teasing it repeatedly tried to crawl away fast. Stiles and Gorgz also brought me a dead juvenile Ameiva they stepped on, on a rock in the Rio Pejo. George and Mike saw what must have been a