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

This interval is used in the definition of 34 collections

A total of 87404 collections with 557533 occurrences lie within this time span