1. The Upper Cretaceous ammonite Rhaeboceras Meek in the western interior of the United States Author/Creator: Cobban, William A., 1916-2015 Publication/Creation: Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1472-1477. Access & Availability: Loading
2. 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 Resource Type: Book Access & Availability: Loading
3. 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 Resource Type: Book Access & Availability: Loading
4. The Upper Cretaceous dimorphic pachydiscid ammonite Menuites in the western interior of the United States Author/Creator: Cobban, William A., 1916-2015 Publication/Creation: Denver, CO : For sale by USGS Map Distribution Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1533-1537. Access & Availability: Loading