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

This interval is used in the definition of 33 collections

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