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

This interval is used in the definition of 34 collections

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