Pseudonathus longimembis Engler 1936 July 4. 2 1/2 mi. E Flanigan, 4200 ft., Washoe Co. New. Taken on sandy soil in association with Sarcobatus + Artemesia, 3 animals taken. 10% of total catch. July 24 25. 4.3 mi. S Quinn R. Crossing, 4100 ft., Humboldt Co. New 1 specimen (young) taken from among rocks on hill. Trap set under artem Sarcobatus bush. July 25. 1 mi. W Sulphur, 4040 ft, Humboldt Co. New Taken on & sandy soil covered with a hard crust with many pebbles mixed in. Atropier + Sarcobatus. July 26 2 mi. E Antelope, 4400ft., Humboldt Co. New. Taken on a rock shale slope. " " 11 mi. E & 1 mi. N Junco, 4200 ft. Humboldt Co. New. Taken on loose sand near Artemesia + Sarcobatus bushes July 27. 10 1/2 mi. W & 10 mi. N Sulphur, 4000 ft., Pershing Co. New. at base of rocky slope in dry wash. July 28 3 1/2 mi. S Vernon 4250ft. Pershing Co. New. 9 mi. E Tanning 4100 ft., Buena Vista Val. Aug. 2, Pershing Co. New. 9 1/2 mi. E & 1mi. S Tanning 4100 ft. Buena Vista Val. Pershing Co. New. Aug. 3,