V. Memmler 1943 Dipodomys heermanii May 27, Westside Arroyo Seco, 200 ft., 4 mi. S Soledad, Monterey Co., Calif. Four specimens were caught in trap set in the marginal lands along the arroyo Seco. Two were immature 2 were q adults. Many holes were seen all over the vicinity. Gabriilan Range, 1500 ft., 5 1/2 mi. ENE Soledad, Monterey Co. Calif. Dipos said to live here by Mrs Hall, owner of Ranch. Tracks seen very commonly. One live one seen on small road after dark tonight about 9:45 P.M. May 28, One o Dipo. was caught in a live trap set near Adenostoma and buckwheat in well worked loose soil with many holes nearby. The trap was about a yd. from where it had been set when picked up this morning. May 30, One q Dipos was caught in a live trap on open loose ground, well worked with many holes and mound, near Adenostoma. The trap was again about a yd. from where it had been set. This q had ears 3 mm longer than the o caught yesterday. It may be D. elephantinus. June 1, Metz, 250 ft. Monterey Co., Calif. One immature heermani was caught in a live trap set near a hole on a terric bank of the Salinas river. Willow, Starthistle and Lotus are the dominant plants nearby.