Additional USGS Geoscience data can be found by geographic location or by publication series.
Number Type Name 4401 conventional Pre-Pennsylvanian, Delaware - Val Verde Basins 4402 conventional Pre-Pennsylvanian, Central Basin Platform 4403 conventional Pre-Pennsylvanian, Northwestern and Eastern Shelves 4404 conventional Lower Pennsylvanian (Bend) Sandstone 4405 conventional Horseshoe Atoll, Upper Pennsylvanian - Wolfcampian 4406 conventional Upper Pennsylvanian, Northwestern and Eastern Shelves, Northern Delaware and Midland Basins and Northern Central Basin Platform 4407 conventional Upper Pennsylvanian and Lower Permian Shelf, Slope and Basin Sandstones 4408 conventional Wolfcampian Carbonate, Eastern and Southern Margins of the Central Basin Platform 4409 conventional Spraberry-Dean 4410 conventional San Andres-Clearfork, Central Basin Platform and Ozona Arch 4411 conventional San Andres-Clearfork, Northwestern and Eastern Shelves 4412 conventional Delaware Sandstones