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

This interval is used in the definition of 34 collections

A total of 86955 collections with 553865 occurrences lie within this time span