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

This interval is used in the definition of 34 collections

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