LIST E - GEOLOGIC AGE (STRATIGRAPHIC) TERMS - HIERARCHICAL LIST Hauterivian Phanerozoic Valanginian Cenozoic Berriasian Quaternary Jurassic Holocene Upper Jurassic Pleistocene Tithonian upper Pleistocene Kimmeridgian middle Pleistocene Oxfordian lower Pleistocene Middle Jurassic Calabrian Callovian Gelasian Bathonian Tertiary Bajocian Neogene Aalenian Pliocene Lower Jurassic (use for Liassic) upper Pliocene Toarcian Piacenzian Pliensbachian lower Pliocene Sinemurian Zanclean Hettangian Miocene Triassic upper Miocene Upper Triassic Messinian Rhaetian Tortonian Norian middle Miocene Carnian Serravalian Middle Triassic Langhian Ladinian lower Miocene Anisian Burdigalian Lower Triassic Aquitanian Olenekian Paleogene Induan Oligocene - - - - - - - - - - - - - - upper Oligocene Keuper Chattian Muschelkalk lower Oligocene Bunter Rupelian Paleozoic Eocene Permian upper Eocene Lopingian Priabonian Changhsingian middle Eocene Wuchiapingian Bartonian Guadalupian Lutetian Capitanian lower Eocene Wordian Ypresian Roadian Paleocene Cisuralian upper Paleocene Kungurian Thanetian Artinskian middle Paleocene Sakmarian Selandian Asselian lower Paleocene - - - - - - - - - - - - - - Danian Upper Permian Mesozoic Lower Permian Cretaceous Carboniferous Upper Cretaceous Pennsylvanian Maestrichtian Upper Pennsylvanian Campanian Gzhelian Santonian Kasimovian Coniacian Middle Pennsylvanian Turonian Moscovian Cenomanian Lower Pennsylvanian Lower Cretaceous Bashkirian Albian Mississippian Aptian Upper Mississippian Barremian Serpukhovian 2 LIST E - GEOLOGIC AGE (STRATIGRAPHIC) TERMS - HIERARCHICAL LIST Middle Mississippian Precambrian Visean Proterozoic Lower Mississippian Neoproterozoic Tournaisian Ediacaran - - - - - - - - - - - - - - Cryogenian Upper Carboniferous Tonian Lower Carboniferous Mesoproterozoic Devonian Stenian Upper Devonian Ectasian Famennian Calymmian Frasnian Paleoproterozoic Middle Devonian Statherian Givetian Orosirian Eifelian Rhyacian Lower Devonian Siderian Emsian Archean Pragian Neoarchean Lochkovian Mesoachean Silurian Paleoarchean Pridoli Eoarchean Ludlow Hadean Ludfordian Gorstian Wenlock Homerian Sheinwoodian Llandovery Telychian Aeronian Rhuddanian - - - - - - - - - - - - - - Upper Silurian Lower Silurian Ordovician Upper Ordovician Hirnantian Katian Sandbian Middle Ordovician Darriwilian Dapingian Lower Ordovician Floian Tremadocian Cambrian Upper Cambrian Middle Cambrian Lower Cambrian.