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

This interval is used in the definition of 33 collections

A total of 86684 collections with 551841 occurrences lie within this time span