Arnold, Steven J. 1965 21 June 4mi. E. Tehuantepec, Oaxaca, Mexico A worm snake (Leptotyphlops or typhlops) (RDS 702; 149 mm (137mm)) was found under a rock. Under-rock situations: soil moist throught but scorpious most numerous in slightly elevated x dreds. crevices in between bricks of those remaining walls worked: 8 phylodactyles (RDS 703-705) Phylloctylus (RDS 706-711) Liitrodoctles 1g. tautufila w/ red-biaved abdomen (1) scorpious (of the long legged species) ? pygmy opossum w/ 6 hairless young (RDS 712) (RDS 713-718) the latter opossum was found in a north-facing recess ~ 2 1/2" X 2 1/2" by 5 inches deep in a brick wall ~ 4' above ground. Resisted being extricated w/ stick by sworling, biting, kicking w/ hind feet w/ back against corner of recess. Recess was partially filled w/ sticks and other debris. Venter light yellow; gray dorsally; eyes blk., outside rings blk. the tautufila was found in a similar recess. Scorpious were found in a crevice ~ 2" above ground. One gecko egg was found in a crevice.