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

This interval is used in the definition of 34 collections

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