538.8 - 251.902 Ma

The definition of this interval in the timescale International Chronostratigraphic Timescale is taken from the following source:

• K. M. Cohen, S.C. Finney, P.L. Gibbard and J.-X. Fan. 2023. The ICS International Chronostratigraphic Chart v2023/09. view

There are intervals in 40 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Moscovian age, Early Ordovician epoch, Sakmarian age, Artinskian age, Wuchiapingian age, Guadalupian epoch, Gzhelian age, Serpukhovian age, Stage 3 age, Stage 2 age, Drumian age, Cisuralian epoch, Aeronian age, Telychian age, Eifelian age, Furongian epoch, Floian age, Bashkirian age, Middle Ordovician epoch, Kasimovian age, Paibian age, Dapingian age, Early Devonian epoch, Pridoli epoch, Pennsylvanian epoch, Tournaisian age, Miaolingian epoch, Katian age, Frasnian age, Ludfordian age, Wordian age, Lopingian epoch, Famennian age, Visean age, Series 2 epoch, Guzhangian age, Darriwilian age, Lochkovian age, Sandbian age, Jiangshanian age, Pragian age, Hirnantian age, Terreneuvian epoch, Changhsingian age, Givetian age, Roadian age, Ludlow epoch, Llandovery epoch, Wuliuan age, Middle Devonian epoch, Capitanian age, Asselian age, Late Devonian epoch, Kungurian age, Stage 10 age, Rhuddanian age, Emsian age, Homerian age, Gorstian age, Wenlock epoch, Stage 4 age, Fortunian age, Sheinwoodian age, Late Ordovician epoch, Mississippian epoch, Tremadocian age
• Obsolete Names for ICS Units: Stage 5 age, Longtanian age, Series 3 epoch
• Carboniferous Subepochs: Middle Mississippian subepoch, Middle Pennsylvanian subepoch, Late Mississippian subepoch, Early Mississippian subepoch, Early Pennsylvanian subepoch, Late Pennsylvanian subepoch
• Devonian Subages: Late Famennian subage, Early Famennian subage, Late Givetian subage, Late Lochkovian subage, Middle Lochkovian subage, Middle Givetian subage, Late Eifelian subage, Early Emsian subage, Middle Frasnian subage, Early Eifelian subage, Early Lochkovian subage, Early Givetian subage, Late Emsian subage, Early Frasnian subage, Late Frasnian subage, Middle Famennian subage
• Cambrian Epochs: Late Cambrian epoch, Early Cambrian epoch, Middle Cambrian epoch
• Permian of the Russian Platform: Irenian subage, Uskalykian subage, Povolzhian subage, Kazanian age, Filipovian subage, Tastubian subage, Vyatkian subage, Severodvinian subage, Sarginian subage, Tatarian age, Urzhumian subage, Sokian subage, Shikhanian subage, Surenian subage, Irginian subage, Ufimian subage, Burtsevian subage, Sterlitamakian subage, Saraninian subage
• Permian of the Pamirs: Murgabian age, Kubergandian age, Yakhtashian age, Dzhulfian age, Midian age, Bolorian age, Dorashamian age
• Permo-Triassic Subages of Eastern Europe: Late Kazanian subage, Late Urzhumian subage, Early Vyatkian subage, Early Urzhumian subage, Early Severodvinian subage, Late Severodvinian subage, Late Vyatkian subage, Early Kazanian subage
• Permian Subages of Germany: Ohre subage, Leine subage, Buntsandstein subage, Aller subage
• Permian of Western Europe: Rotliegendes epoch, Zechstein epoch, Autunian epoch
• Permian of the Salt Range: Kathwai age, Chhidru age, Wargal age, Kalabagh age, Amb age
• Permian of China: Zisongian age, Laibinian age, Lengwuan age, Kuhfengian age, Luodianian age, Baoqingian age, Longlinian age, Laoshanian age, Meishanian age
• Permian of North America: Wolfcampian age, Leonardian age, Nealian subage, Lenoxian subage, Hessian subage, Cathedralian subage
• Carbo-Permian of the Russian Platform: Cheremshanian subage, Voznesenian subage, Kashirian subage, Kizelian subage, Bobrikian subage, Severokeltmian subage, Venevian subage, Upinian subage, Kosvian subage, Dorogomilovian subage, Gumerovian subage, Aleksinian subage, Malevkian subage, Mikhailovian subage, Melekessian subage, Pavlovoposadian subage, Krevyakinian subage, Steshevian subage, Rusavkinian subage, Radaevkian subage, Zapaltjubian subage, Melekhovian subage, Noginskian subage, Krasnopolyanian subage, Tulian subage, Vereian subage, Protvian subage, Prikamian subage, Podolskian subage, Khamovnikian subage, Myachkovian subage, Tarusian subage, Cherepetian subage, Karakubian subage
• Carboniferous of Western Europe: Westphalian C subage, Kuzel age, Yeadonian subage, Westphalian D subage, Holkerian subage, Arundian subage, Warnantian age, Chokierian subage, Stephanian age, Cantabrian subage, Ivorian age, Stephanian C subage, Asbian subage, Namurian age, Westphalian A subage, Arnsbergian subage, Kinderscoutian subage, Moliniacian age, Stephanian B subage, Brigantian subage, Stephanian A subage, Pendleian subage, Alportian subage, Hastarian age, Westphalian age, Livian age, Marsdenian subage, Westphalian B subage, Chadian subage
• Carboniferous of China: Shangsian age, Huashibanian age, Dalaun age, Jiusian age, Tangbagouan age, Xiaodushanian age, Dewunian age, Lousuan age
• Obsolete Carboniferous Ages of China: Mapingian age
• Carboniferous of North America: Morrowan age, Kinderhookian age, Missourian age, Desmoinesian age, Osagean age, Atokan age, Bursumian age, Meramecian age, Virgilian age, Chesterian age
• Devonian of France: Gedinnine age, Couvinien age, Coblencien age
• Devonian of Germany: Dasberg age, Hemberg age, Adorf age, Wocklum age, Siegen age, Nehden age
• Devonian of Czechoslovakia: Chotec age, Daleje age, Zlichovian age, Srbsko age
• Devonian of Eastern North America: Taghanican age, West Fallsian age, Sawkillian age, Deer Parkian age, Geneseean age, Southwoodian age, Conneautan age, Conewangan age, Canadaway age, Cazenovian age, Sonyean age, Tioughniogan age, Helderbergian age
• Silurian of the Baltic: Juuru age, Jaani age, Kuressaare age, Raikkula age, Rootsikula age, Paadla age, Jaagarahu age, Ohesaare age, Adavere age, Kaugetuma age
• Silurian Ages of Europe: Gleedonian age, Whitwellian age
• Silurian of England: Wenlock (England) age, Coalbrookdale age, Downton Castle age, Whitcliffe age, Wych age, Leintwardine age, Buildwas age, Temeside Shales age, Red Downtonian age, Woolhope age, Tickwood age, Cowleigh Park age, Bringewood age, Elton age
• Silurian of North America: Alexandrian age, Lockportian age, Clinton age, Ontarian age, Medinan age, Cayugan age, Niagaran age
• Ordovician of Britain: Moridunian age, Woolstonian age, Late Llanvirn age, Cressagian age, Llandeilian age, Middle Llandeilo age, Llanvirn epoch, Longvillian age, Arenig epoch, Onnian age, Burrellian age, Cautleyan age, Fennian age, Abereiddian age, Soudleyan age, Rawtheyan age, Streffordian age, Caradoc epoch, Llandeilo age, Cheneyan age, Whitlandian age, Early Llanvirn age, Harnagian age, Tremadoc epoch, Early Llandeilo age, Migneintian age, Costonian age, Aurelucian age, Late Llandeilo age, Ashgill epoch, Actonian age, Marshbrookian age, Pusgillian age
• Ordovician of the Baltic: Harju epoch, Billingen age, Latorp age, Kukruse age, Vaana age, Oeland epoch, Aseri age, Pakerort age, Lasnamagi age, Oandu age, Vormsi age, Johvi age, Pirgu age, Keila age, Aluoja age, Nabala age, Viru epoch, Uhaku age, Valaste age, Hunneberg age, Saka age, Idavere age, Hunderum age, Langevoja age, Kunda age, Rakvere age, Varangu age, Porkuni age, Haljala age, Volkhov age
• Ordovician of Ibero-Bohemia: Oretanian age, Bohdalec age, Liben age, Klabava age, Letna age, Kralodvorian age, Kosovian age, Vinice age, Berounian age, Arenigian age, Dobrotivian age, Sarka age, Zahorany age
• Ordovician of Australia: Eastonian age, Bolindian age, Yapeenian age, Lancefieldian age, Chewtonian age, Bendigonian age, Gisbornian age, Warendian age, Castlemainian age
• Ordovician of China: Shikou age, Hunjiang age, Daobaowan age, Ningkuo age, Wufeng age, Yiyangian age, Neichianshanian age, Lianghekou age, Hulo age, Hanjiang age, Xiaoxita age, Guniu age, Dawan age, Xinchangian age, Chientangkiangian age
• Ordovician of North America: Jeffersonian age, Marmor age, Gamachian age, Wildernessian age, Gasconadian age, Maysvillian age, Ashbyan age, Cincinnatian epoch, Rangerian age, Rocklandian age, Blackhillsian age, Shermanian age, Edenian age, Tulean age, Turinian age, Richmondian age, Mohawkian epoch, Chatfieldian age, Kirkfieldian age, Trentonian age, Franklinian age, Blackriveran age, Demingian age, Canadian age, Chazyan age, Stairsian age, Skullrockian age, Whiterockian epoch, Ibexian epoch, Cassinian age
• Cambrian of China: Youshuanian age, Wangcunian age, Waergangian age, Meishucunian age, Jinnigian age, Niuchehean age, Duyunian age, Taoyuanian age, Nangaoian age, Taijangian age
• Cambrian of Australia: Floran age, Payntonian age, Boomerangian age, Templetonian age, Iverian age, Idamean age, Undillan age, Mindyallan age, Ordian age, Datsonian age
• Cambrian of Siberia: Botomian age, Ayusokkanian age, Toyonian age, Mansian age, Nemakit-Daldynian age, Menevian age, Nganasanian age, Tommotian age, Maduan age, Sakian age, Ensyan age, Lenian age, Atdabanian age, Yurakian age, Aksaian age, Solvan age, Ketyan age, Mayan age, Amgan age, Tavgian age, Batyrbaian age
• Cambrian of Kazakhstan: Zhanaarykian age, Ungurian age, Tuesaian age
• Cambrian of North America: Waucoban age, Montezuman age, Begadean age, Delamaran age, Sunwaptan age, Steptoean age, Franconian age, Dresbachian age, Albertian age, Dyeran age, Topazan age, Marjumian age, Millardan age
• Cambrian of West Avalonia: Placentian age, Branchian age, Arcadian age
• Cambrian of Britain: Trempealeauan age, Maentwrogian age, Dolgellian age
• Permian-Jurassic of New Zealand: Mangapirian age, Waiitian age, DUrville epoch, Aparima epoch, Flettian age, Puruhauan age, Barettian age, Telfordian age, Makarewan age

This interval is used in the definition of 33 collections

A total of 86684 collections with 551841 occurrences lie within this time span