W.B. Richardson 1936 Tadarida mexicana July 12 6:45 mi. WNW Porterville, 380 ft. Tulare Co., Calif. Caught one individual at Donald T. Tagg's home. Fawn and - San Joaquin Valley zone - Lower Sonoran. Habitat - Under a south on the west side of an old barn. This was only one small colony in which were to be found both this species and the Large Brown Bat. 1937 April 21 Two more of this form of bat was taken from the same locality and under same circumstances as mentioned above.