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

This interval is used in the definition of 33 collections

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