1. Early and middle Bajocian (middle Jurassic) ammonites from southern Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Alexandria, VA : For sale by the Distribution Branch, U.S. Geological Survey Resource Type: Book Access & Availability: Loading
2. Late Bajocian ammonites from southern Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Alexandria, VA : For sale by the Distribution Branch, U.S. Geological Survey Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1187-1192. Access & Availability: Loading
3. Jurassic (Oxfordian and Late Callovian) ammonites from the western interior region of the United States Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. G.P.O., 1982 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1232-1239. Access & Availability: Loading
4. Early Jurassic ammonites from Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: For sale by the Supt. of Docs., U.S. G.P.O.. Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1145-1149. Access & Availability: Loading
5. Jurassic (Bathonian and Callovian) ammonites in eastern Oregon and western Idaho Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1981 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1141-1144. Access & Availability: Loading
6. Late Jurassic ammonites from Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Alexandria, Va. : For sale by the Distribution Branch, U.S. Geological Survey Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1187-1192. Access & Availability: Loading
7. Middle Jurassic (Bathonian) ammonites from southern Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. OFf : for sale by the Supt. of Docs., GPO, 1980 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1091-1095. Access & Availability: Loading
8. 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
9. Middle Jurassic (Bajocian and Bathonian) ammonites from northern Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1976 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no.854-856. Access & Availability: Loading
10. Stratigraphic distribution and zonation of Jurassic (Callovian) ammonites in southern Alaska Author/Creator: Imlay, Ralph W. 1908-1989. (Ralph Willard) Publication/Creation: Washington : U.S. Govt. Print. Off, 1975 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no.832-839. Access & Availability: Loading