Journal June 1 6 mi N San Jose del Cabo, 250 ft., Baja Calif. Back about 30 feet. In it were roughly 20 of the inevitable Macrotus californicus. Our camp is located nearly on the broad sandy flat. Close to the hill is a spring and a ditch about 4 feet wide running several hundred feet. Much of the area is thickly covered with yerba de la palma and ramajo ceniza. There are some quamuchil trees and a few palms. They call this hill San Pedro, and far to the west is Sierra San Lazaro. During bat shooting this evening found them moderately numerous. Dasypterus began to fly first, coming straight and rather low. I saw one circle around very low and enter The dried hanging leaves of a small palm tree at a level of about 8 feet. Poked in the leaves and shot it as it flew away, all this occurring at 6:55, shortly after the bats had started to fly. Pipistrellus and Myotis velifer appeared a little later. Shot a total of 1♀, 1♂ Dasypterus egq, 1♀ Myotis velifer, 1♀ Tadarida mexicana. June 2 Same location This morning Dr. Benson scared out about a dozen Dasypterus ega from the palm trees nearby, thus giving excellent