W.B. Davis 1935. 2 mi. E. Hagerman, Gooding Co., Idaho, May 17. skins of specimens we got yesterday. This afternoon I scouted around to see if I could find any evidence of Thomomys. There are none here and Mr. Briggs tells me he has never seen any here. This seems peculiar to me, but I suppose the extremely interrupted territory may have some bearing on this. Also there are no Citellus, apparently, in the river bottom area. They must be confined to the sage areas outside the cultivated lands. Mr. Briggs told me tonight that there were formerly "plenty" of beaver in the creek and a few in the river, but that poachers had decimated their numbers of late so that now there are very few. He reported that there is a dam across the creek near the place where it empties into the river. I expect to visit the area tomorrow to check for evidence of their presence now. I set out about twenty traps in the marshy area in likely looking places for Microtus; also