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

This interval is used in the definition of 34 collections

A total of 86938 collections with 553498 occurrences lie within this time span