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

This interval is used in the definition of 33 collections

A total of 86268 collections with 549132 occurrences lie within this time span