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

This interval is used in the definition of 34 collections

A total of 86954 collections with 553855 occurrences lie within this time span