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

This interval is used in the definition of 34 collections

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