1. The Upper Cretaceous dimorphic pachydiscid ammonite Menuites in the western interior of the United States Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: Washington : U.S. Department of the Interior, U.S. Geological Survey, 1993 Format: Book Access & Availability: Loading
2. Ammonites and some characteristic bivalves from the Upper Cretaceous Frontier Formation, Natrona County, Wyoming Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1990 Format: Book Access & Availability: Loading
3. The ammonite Metengonoceras Hyatt, 1903, from the Mowry Shale (Cretaceous) of Montana and Wyoming Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1989 Format: Book Access & Availability: Loading
4. The Upper Cretaceous ammonite Rhaeboceras Meek in the western interior of the United States Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: Washington : Department of the Interior, U.S. Geological Survey, 1987 Format: Book Access & Availability: Loading
5. Some Middle Cenomanian (Upper Cretaceous) Acanthoceratid Ammonites from the western interior of the United States Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: Washington : Department of the Interior, U.S. Geological Survey, 1987 Format: Book Access & Availability: Loading
6. Ammonite faunas of the Sarten sandstone (Cretaceous), Luna County, New Mexico Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1987 Format: Book Access & Availability: Loading
7. The Lower Cretaceous ammonite Schloenbachia leonensis Conrad var. equidistans Cragin Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1985 Format: Book Access & Availability: Loading
8. Molluscan record from a mid-Cretaceous borehole in Weston County, Wyoming Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1984 Format: Book Access & Availability: Loading
9. Stratigraphy and paleontology of mid-Cretaceous rocks in Minnesota and contiguous areas Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1983 Format: Book Access & Availability: Loading
10. The Upper Cretaceous (Turonian) ammonite family Coilopoceratidae Hyatt in the western interior of the United States Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1980 Format: Book Access & Availability: Loading