Hadean Eoarchean Paleoarchean Mesoarchean Neoarchean Siderian Rhyacian Orosirian Statherian Calymmian Ectasian Stenian Tonian Cryogenian Ediacaran Fortunian Wuliuan Drumian Guzhangian Paibian Jiangshanian Tremadocian Floian Dapingian Darriwilian Sandbian Katian Hirnantian Rhuddanian Aeronian Telychian Sheinwoodian Homerian Gorstian Ludfordian Pridoli Lochkovian Pragian Emsian Eifelian Givetian Frasnian (Tittalik) Famennian Tournaisian Visean Serpukhovian Bashkirian Moscovian Kasimovian Gzhelian Asselian Sakmarian Artinskian Kungurian Roadian Wordian Capitanian Wuchiapingian Changhsingian Induan Olenekian Anisian Ladinian Carnian Norian Rhaetian Hettangian Sinemurian Pilensbachian Toarcian Aalenian Bajocian Callovian Oxfordian Kimmeridigan Tithonian Berriasian Valanginian Haunterivian Barremian Aptian Albian Cenomanian Santonian Coniacian Turonian Campanian Maastrichtian Danian 61.6M B.C Sealandian 59.2M B.C Thanetian 56M B.C Ypresian 47.8 B.C Lutetian 41.2 B.C Bartonian 37.69M B.C Priabonian 33.9M B.C Rupelian 27.81M B.C Chattian 23.02M B.C Aquitanian 20.43M B.C Burdigalian 15.97M B.C Langhian 13.81M B.C Serravallian 11.62M B.C Tortonian 7245000 B.C Messinian 5332000 B.C Zanclean 3589300 B.C Piacenzian 2568900 B.C Gelasian 1798690 B.C Calabrian 773950 B.C Chibanian 128850 B.C Late Pleistocene 10684 B.C Greenlandian 7157 B.C Northgrippian 3194 B.C Megahalayan 1800 B.C-Present Day