1. 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 Resource Type: 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 Publication/Creation: [Washington, D.C.] : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
3. 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 Resource Type: Book Access & Availability: Loading
4. Ammonites from the Buchia zones in northwestern California and southwestern Oregon Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1970 Resource Type: Book Access & Availability: Loading
5. Ammonites from the Buchia zones in northwestern California and southwestern Oregon, Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1970 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 645-649. Access & Availability: Loading
6. Ammonites from the Navesink Formation at Atlantic Highlands, New Jersey Author/Creator: Cobban, William A., 1916-2015 Publication/Creation: Washington : U.S. Govt. Print. Off, 1974 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no.840-847. Access & Availability: Loading
7. Ammonites from the Navesink Formation at Atlantic Highlands, New Jersey Author/Creator: Cobban, William A., 1916-2015, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1974 Resource Type: Book Access & Availability: Loading
8. Les ammonites jurassiques et crétacées. : Essai de genera Author/Creator: Roman, Frédéric, 1871-1943 Publication/Creation: Bruxelles : Jean R. Hansen, 1965 Resource Type: Book Access & Availability: Loading
9. Ammonites of early cretaceous age (Valanginian and Hauterivian) from the Pacific coast states Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1960 Resource Type: Book Access & Availability: Loading
10. Ammonites of early cretaceous age (Valanginian and Hauterivian) from the Pacific coast states Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1960 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 334-337. Access & Availability: Loading