01569nam 2200421 450 991070989030332120180720135303.0(CKB)5470000002473350(OCoLC)1045070546(OCoLC)995470000002473350(EXLCZ)99547000000247335020180720d1953 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierCallovian (Jurassic) ammonites from the United States and AlaskaPart 2Alaska peninsula and the Cook Inlet regions /by Ralph W. ImlayWashington :United States Department of the Interior, Geological Survey,1953.1 online resource (iii, 108 pages, 31 unnumbered pages of plates) illustrations, mapsGeological Survey professional paper ;249-b"Descriptions and illustrations of cephalopods of Late Jurassic age."Includes bibliographical references (pages 34-35) and index.Callovian AmmonoideaAlaskaPaleontologyJurassicAlaska Peninsula (Alaska)Cook Inlet (Alaska)AmmonoideaPaleontologyImlay Ralph W(Ralph Willard),1908-1989,1390990Geological Survey (U.S.),GPOGPOBOOK9910709890303321Callovian (Jurassic) ammonites from the United States and Alaska3472089UNINA