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

This interval is used in the definition of 34 collections

A total of 87404 collections with 557533 occurrences lie within this time span