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

This interval is used in the definition of 34 collections

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