Oer 1931 Rawich P.O. 5900 ft., Nye Co., Nevada. 7428 Sept. 26, 1931 a lighter sand, and true light sand dune areas. Sept. 27, 1931 This morning my trap line of 92 traps contained as follows: 4 dark Microdipodops on the flat country with 2 light ones intermingled in the same trap line area. One light Microdipodops on the sand dune with a dark one cought about 30 feet away on the darker, lower, flat country. Caught one Dipodomys levispes in the flat sand gravel region. The trap line 3½ miles from camp did not contain anything. The line 2½ miles from Rawich contained 1 dark colored Microdipodops 5 mi. SE Rawich P.O., 5400ft., Nye Co., Nev. Microdipodops -♂ 150-84-24-9.5 wt. 10.5g. #383 " -♂ 155-83-25-10 wt. 11.3g. #384 " -♀ 156-86-23.8-10 wt. 11.4g. #385 " -♀ 151-82-24.3-9 wt. 11.5g. #386 " -♂ 164-91-25-9 wt. 13.1g. #387 " -♂ 160-87-25-10 wt. 12.6g. #388 " -♀ 161-90-25-10 wt. 12.3 g. only) #389 (L) " -♂ 158-86-25-10 wt. 12.1g #390 " -♀ 153-86-22.3-9.5 wt. 11.6g. #391 Dipodomys levispes -♂ 223-160-42-13 wt. 67.8g. #392