20 July The road cut. They were very early to catch. Cola description w life: Both light chestnut brown almost lighter below with the faintest indication of a light latinal strip; dewlap orangish-red; post directed chevrons a touch. 354-355 Eumeces callicephalus : both taken by J.W. for chromosome tissues. 356 Eumeces : taken by J.W. for chromosomes & tissues. 357-358 Cnemidophorus latus corm : form seen but only two caught.. 359 Tantilla yaguwa : one from under a doomed dead oak trunk on the north face of a small arroyo on the south side of the road. Cola description: light neck collar off-white; belly orangish-red. Left my locality about 2:00 P.M. and started back down the road. Had after time picked up a AOR Pitophis melanolencus 10.7 miles S.E. Bamori San. (by road). Continued on until we meet a flat area 4.0 miles S.E. Bamori San. 360 when John Wright shot a Urosaurus ornatus. 361 Continued on into Sahuarapa. On the way saw lots of Holurus elegans on the rock fence just south