Sait 1947 Journal 2mi N McKittrick, 700 ft., Kern Co., Calif. Sept. 12 (cont. Ran traps along wash south of camp up to highway and on opposite side of wash in heavy Atriplex with soft soil. Used walnuts for bait. Ran highway after dark for snakes from McKittrick to Button Willow. Air temp. when we started was in high sixties or seventies F° at least. Turned up no snakes. Sept. 13. Caught 4 Onychomys, 3♂ & 1♀ Dipodomys nitrotoides, and 1 Peromyscus maniculatus in traps. Put up skins before breaking camp. Drove to McKittrick then to Tember Ranch, owned by a Mr. Twisselman N.W. of McKittrick on road to Simmer & Carizo Plain. Set out 25 traps in Prunus grove and 60 in Haplopappus on hillside with north west facing slope. 8mi W, 3mi N McKittrick, 2100 ft., Kern Co., Calif. Sept. 14 Caught 2♂, 4♀ Perognathus californicus, 1♂ Reithrodonomys megalotis, 1♂ & 1im ♀, 2♀ Peromyscus truei, 4♂ & 6♀ Peromyscus maniculatus. Skinned the rest of the day. Dr. Miller shot a ♂ 1st year Canpodacus mexicanus which I skinned. This territory looks something like this. There is a stream course with tributaries which is now dry and has formed a steep banked gully 6 to 8 feet deep. Along the margins of this gully Prunus ilicifolia and another berry producing plant grow