Phase I consists of the hydrologic and geologic characterization of the study area. Also presented are the definition and quantification of groundwater recharge sources, pumpage, subsurface inflows and outflows, and recommendations to fill critical data deficiencies.
The following two new species of land snails were taken on a collecting trip in Arizona during October 1949 by M. L. Walton and the author. They belong to the families Camaenidae and Polygyridae, respectively.
R3-4-245. Noxious Weeds. Definitions including "Class A Noxious Weed", "Class B Noxious Weed", "Class C Noxious Weed" and list with common and scientific names.
