01885oam 2200541 450 991070989020332120180720135813.0(CKB)5470000002473351(OCoLC)891598886(OCoLC)995470000002473351(EXLCZ)99547000000247335120140929d1953 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierCallovian (Jurassic) ammonites from the United States and AlaskaPart 1Western Interior United States /by Ralph W. ImlayWashington :United States Department of the Interior, Geological Survey,1953.1 online resource (iii, 108 pages, 24 unnumbered pages of plates) illustrations, mapsGeological Survey professional paper ;249-A"Descriptions and illustrations of cephalopods of Late Jurassic age."Includes bibliographical references (pages 34-35) and index.Callovian AmmonoideaWest (U.S.)PaleontologyJurassicAmmonoideafastJurassic Geologic PeriodfastPaleontologyfastAlaskafastAlaskaAlaska PeninsulafastPacific OceanCook InletfastAmmonoideaPaleontologyAmmonoidea.Jurassic Geologic Period.Paleontology.Imlay Ralph W(Ralph Willard),1908-1989,1390990Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910709890203321Callovian (Jurassic) ammonites from the United States and Alaska3472089UNINA