Quest 1948 Myotis volans April 30 30mi S.E. Mesquital 600 ft Baja California (Written in San Ignacio). Two males caught in roof thatched with palm-fronds from delapidated building (adobe) about 200 yds from mine. Bats were procured about 9:00 AM. April 29 by tapping the thatching with sticks and the subsequent hand setting of the individuals as they flew out singly. May 17 Trujillo, 1700 ft, Baja California Myotis delifer Two caught yesterday in an abandoned building in town. They were roosting in the same spot as Tadarida - crowded between 2x12 supports for the roof of a wrecked 2 story building. Specimens were cataloged by Dr. Benem. May 26 El Carrizalito, 1400 ft, 5mi N. Santiago, Baja Calif. One netted by Murray as it flew over water tank 100 yards west of camp last night.