02072oam 2200601 450 991070694790332120180417102356.0(CKB)5470000002459999(OCoLC)896810655(OCoLC)995470000002459999(EXLCZ)99547000000245999920141123d1981 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierJurassic (Bathonian and Callovian) ammonites in eastern Oregon and western Idaho /by Ralph W. ImlayWashington :United States Department of the Interior, Geological Survey,1981.1 online resource (iii, 24 pages, 5 unnumbered pages of plates) illustrations, mapsGeological Survey professional paper ;1142Title from title screen (viewed October 9, 2014)."The late Bathonian to middle Callovian ammonite succession in eastern Oregon is remarkably similar to that in southern Alaska."Includes bibliographical references (pages 21-22) and index.Jurassic AmmonoideaPaleontologyJurassicPaleontologyIdahoPaleontologyOregonAmmonoideafastJurassic Geologic PeriodfastPaleontologyfastIdahofastOregonfastAmmonoidea.PaleontologyPaleontologyPaleontologyAmmonoidea.Jurassic Geologic Period.Paleontology.Imlay Ralph W(Ralph Willard),1908-1989,1390990Geological Survey (U.S.),COPCOPOCLCOOCLCFTRAALGPOBOOK9910706947903321Jurassic (Bathonian and Callovian) ammonites in eastern Oregon and western Idaho3460510UNINA