Palmer 1934 Peromyscus eremicus fraternulus June 18 4 mi. NNE Claremont, 2000 ft. Los Angeles C. Calif. Caught one in 8 mouse traps. The set on a rather steep hillside just at the base of the foothills. Hillside covered with rather straggly growth of Artemisia and Salvia apiana. Aug 12 7 mi. NE Upland, 1350 ft. San Bernardino C. Calif. Caught 3 in 45 traps. All were taken on gravelly to rocky ground in a dry wash. Plants here were Salvia apiana, Artemisia, Prunus ilicifolia, dry grass and Sycamore Trees.