6 feet across -> almost entirely chitinous fragments, but one mouse bone, a few gecko bones, a few recog- nizable scorpion parts, and many jaws like Steino- pelmatus jaws only smaller. Burrowing and pellets from the Silky foldw east of Spend much of the day quantifying invertebrates under Tillandsia mats. While doing this a delver with shovel came along checking the acequias east of our hill. He agrees that last year was very dry in the lonas, this year better but not good. He says cows etc graze on the Tillandsia when there is no forage in the lonas. No seedlings he agrees. Two local Tillandsia arrangements on the hillside, "CAP" and "B19," were made about 1946-1948. The Hacienda San Andrés, which adjoins our area, is planning to irrigate the valley behind our hill and plant fruit trees. The hacienda gets water from 60 km? inland, from the Rio Mala - 6 days in a row, then 6 days elsewhere. He also says that rain dkills Tillandsia, and that there are poisonous snakes lurking under the Tillandsia (mesana specimen packed in a bottle of liquor in a store in Chilca). Went censuing wolf spiders 7-9 pm. With 5 of us moving across 50-foot squares we found as follows by eyesight: