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

This interval is used in the definition of 34 collections

A total of 86892 collections with 553047 occurrences lie within this time span