Murray 1948 Journal June 21 San Jose de Comondu, 700+ ft., Baja Calif. as before. In the evening we found quite a change in the bat supply. Instead of large numbers there were only scattered pipistrelles, a few flying along the road very early. Quite late I saw three larger bats, probably Eptesicus. Boys brought me 2♀ Pipistrellus hesperus which they mangled with sticks. June 22 Same location At about 5:00 this morning there were quite a few pipistrelles feeding among the trees behind the house - more than eve saw last night. It clouded up and sprinkled last night and remained cloudy most of the morning. Was also a very warm night - minimum 69° We continued on our way again, looking in several caves. One, about 8 miles north of Canipos, had some Macrotus californicus. It was a short distance up the hillside, shallow, and with a high chimney like ceiling. We kept six for a record. Drove to Rancho Santa Rosalilito and made camp. June 22 Santa Rosalilito, 25+ ft., SE end Bahía Concepción This a small ranch with a water hole at which we hoped to find bats. Set up