Geologic History

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Eon Era Period Epoc Age MYA
Phanerozoic Cenozoic Quaternary Anthropocene    
Holocene   0.0117
Pleistocene Upper 0.126
Middle 0.781
Calabrian 1.80
Gelasian 2.58
Neogene Pliocene Placenzian 3.6
Zanclean 5.333
Miocene Messinian 7.246
Tortonian 11.63
Serravallian 13.82
Langhian 15.97
Burdigalian 20.44
Acquitanian 23.03
Paleogene Oligocene Chattian  
Rupellian  
Eocene Priabonian  
Bartonian  
Lutetian  
Ypresian  
Palaocene Thanetian  
Selandian  
Danian  
Cretaceous Upper Maastrichtian  
Campanian  
Santonian  
Coniacian  
Turonian  
Cenomanian  
Lower Albian  
Aptian  
Barremian  
Hauterivian  
Valanginian  
Berriasian  
Mesozoic Jurassic Upper Tithonian  
Timmeridgian  
Oxfordian  
Middle Callovian  
Bathonian  
Bajocian  
Aalenian  
Lower Toarcian  
Pliensbachian  
Sinemurian  
Hetangian  
Triassic Upper Rhaetian  
Norian  
Carnian  
Middle Ladinian  
Anisian  
Lower Olenekian  
Induan  
Paleozoic Permian Lopingian Changhsingian  
Wuchiapingian  
Guadalupian Wordian  
Roadian  
Cisuralian Kungurian  
Artinskian  
Sakmarian  
Asselian  
Carboniferous Pennsylvanian Upper Gzhellan  
Kasimovian  
Pennsylvanian Middle Moscovian  
Pennsylvanian Lower Bashkirian  
Mississippian Upper Serpukhovian  
Mississippian Middle Visean  
Mississippian Lower Tournaisian  
Devonian Upper Framennian  
Fransnian  
Middle Givetian  
Elfelian  
Lower Emisan  
Pragian  
Lochkovian  
Silurian Prodoli    
Ludlow Ludfordian  
Gorstian  
Wenlock Homerian  
Sheinwoodian  
Liandovery Telchyian  
Aeronian  
Rhuddanian  
Ordovician Upper Hirnantian  
Katian  
Sandbian  
Middle Darriwillian  
Dapingian  
Lower Floian  
Tremadocian  
Cambrian Furongian Stage 10  
Jiangshanian  
Paibian  
Series 3 Guzhangian  
Drumian  
Stage 5  
Series 2 Stage 4  
Stage 3  
Terreneuvian Stage 2  
Fortunian  
Precambrian Proterozoic Neoproterozoic Ediacaran      
Cryogenian      
Tonian      
Mesoproterozoic Stenian      
Ecatasian      
Calymmian      
Paleoproterozoic Statherian      
Orosirian      
Rhyacian      
Siderian      
Archean Neoarchean        
Mesoarchean        
Paleoarchean        
Eoarchean        
Hadean Neohadean Promethean      
Acastan      
Mesohadean Procrustean      
Canadian      
Palaeohadean Jacobian      
Hephaestean      
Chaotian Neochaotian Titanomachean      
Hypertian      
Eochaotian Erebrean      
Nephelean      

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