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

This interval is used in the definition of 34 collections

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