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

This interval is used in the definition of 34 collections

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