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

This interval is used in the definition of 34 collections

A total of 86892 collections with 553047 occurrences lie within this time span