Lee Arnold near Smith Creek Cave, Mt. Marich, White Pine Co., Nevada 1937 Itinerary June 6 sets of gopher traps in the edge of one of the big alfalfa fields. The farmer had never trapped or poisoned these rodents and consequently they were very abundant in the region of the green plants. Some of the holes were quite large. This was partly due to the ease with which the gophers could dig in the soft ground and the washing out of the burrows by irrigation water. While setting the traps I saw a Black-tailed Jack Rabbit and a bird which looked much like a ? Phesant. Because of the distance I could not be sure of the latter. After setting our traps here we went back down (south) the road 4 mi. to an open area where hard packed silt had blown up to form sand dunes. I set out 95 traps east of the road most of these were grouped in or around the sandy areas where accumulations of silt had blown up. In several of these areas about the dunes Dipodomys sign was abundant. In many places they would burrow almost horizontally into the dunes in such a manner as to give the appearance of building several stories high. In front of these colonial dwellings were many little holes scattered about on the