1. Correlation and nomenclature of some Triassic and Jurassic rocks in south-central Wyoming, Author/Creator: Pipiringos, G. N. 1918- (George Nicholas) Publication/Creation: Washington : U.S. Govt. Print. Off, 1968 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 594 A-M. Access & Availability: Loading
2. Jurassic (Bathonian or early Callovian) ammonites from Alaska and Montana Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1962 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 372-374. Access & Availability: Loading
3. Jurassic paleobiogeography of Alaska, Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1973 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 801-802. Access & Availability: Loading
4. Jurassic paleobiogeography of Alaska Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1973 Resource Type: Book Access & Availability: Loading
5. Jurassic paleobiogeography of the conterminous United States in its continental setting Author/Creator: Imlay, Ralph W. 1908-1989, (Ralph Willard), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1980 Resource Type: Book Access & Availability: Loading
6. Jurassic paleobiogeography of the conterminous United States in its continental setting Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1980 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1062-1065. Access & Availability: Loading
7. Lithology and subdivisions of the Jurassic stump formation in southeastern Idaho and adjoining areas Author/Creator: Pipiringos, G. N. 1918- (George Nicholas) Publication/Creation: Washington : U.S. Govt. Print. Off, 1979 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1033-1039. Access & Availability: Loading
8. Lithology and subdivisions of the Jurassic stump formation in southeastern Idaho and adjoining areas Author/Creator: Pipiringos, G. N. 1918- (George Nicholas), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1979 Resource Type: Book Access & Availability: Loading
9. Petrology of the Morrison Formation in the Colorado Plateau region, Author/Creator: Cadigan, Robert Allen, 1918- Publication/Creation: Washington : U.S. Govt. Print. Off, 1967 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 555-558. Access & Availability: Loading
10. Petrology of the Morrison Formation in the Colorado Plateau region Author/Creator: Cadigan, Robert Allen, 1918- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1967 Resource Type: Book Access & Availability: Loading