538.8 - 0 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. 2024. The ICS International Chronostratigraphic Chart v2024/12. International Commission on Stratigraphy view

There are intervals in 61 timescales which overlap this one. show

• International Chronostratigraphic Timescale: Tremadocian age, Late Cretaceous epoch, Bathonian age, Late Jurassic epoch, Zanclean age, Changhsingian age, Early Devonian epoch, Wenlock epoch, Sakmarian age, Hauterivian age, Late Triassic epoch, Middle Ordovician epoch, Santonian age, Famennian age, Norian age, Middle Devonian epoch, Berriasian age, Messinian age, Tournaisian age, Eifelian age, Meghalayan age, Oxfordian age, Burdigalian age, Sinemurian age, Calabrian age, Givetian age, Piacenzian age, Wuliuan age, Hirnantian age, Stage 4 age, Ladinian age, Paibian age, Stage 2 age, Telychian age, Roadian age, Katian age, Late Devonian epoch, Toarcian age, Gorstian age, Pliocene epoch, Sheinwoodian age, Callovian age, Bashkirian age, Anisian age, Early Ordovician epoch, Chattian age, Gzhelian age, Emsian age, Rhaetian age, Olenekian age, Terreneuvian epoch, Ludlow epoch, Frasnian age, Guadalupian epoch, Lochkovian age, Darriwilian age, Wuchiapingian age, Barremian age, Asselian age, Early Cretaceous epoch, Jiangshanian age, Dapingian age, Pennsylvanian epoch, Selandian age, Aalenian age, Drumian age, Carnian age, Serpukhovian age, Mississippian epoch, Stage 3 age, Bajocian age, Maastrichtian age, Greenlandian age, Sandbian age, Gelasian age, Kimmeridgian age, Early Jurassic epoch, Chibanian age, Oligocene epoch, Cisuralian epoch, Pragian age, Fortunian age, Lopingian epoch, Rupelian age, Hettangian age, Ypresian age, Turonian age, Induan age, Stage 10 age, Wordian age, Floian age, Campanian age, Aeronian age, Tithonian age, Tortonian age, Kasimovian age, Northgrippian age, Miocene epoch, Bartonian age, Eocene epoch, Middle Jurassic epoch, Albian age, Serravallian age, Pridoli epoch, Danian age, Paleocene epoch, Llandovery epoch, Kungurian age, Capitanian age, Artinskian age, Coniacian age, Late Ordovician epoch, Early Triassic epoch, Priabonian age, Pleistocene epoch, Valanginian age, Aptian age, Guzhangian age, Furongian epoch, Miaolingian epoch, Langhian age, Middle Triassic epoch, Ludfordian age, Thanetian age, Lutetian age, Moscovian age, Homerian age, Rhuddanian age, Cenomanian age, Late Pleistocene age, Aquitanian age, Visean age, Series 2 epoch, Pliensbachian age, Holocene epoch
• Cenozoic Subepochs: Middle Miocene subepoch, Late Pliocene subepoch, Middle Pleistocene subepoch, Middle Eocene subepoch, Early Paleocene subepoch, Late Miocene subepoch, Middle Paleocene subepoch, Early Pleistocene subepoch, Early Pliocene subepoch, Early Eocene subepoch, Late Oligocene subepoch, Late Paleocene subepoch, Early Miocene subepoch, Early Oligocene subepoch, Late Eocene subepoch
• Obsolete Names for ICT Units: Longtanian age, Series 3 epoch, Stage 5 age
• Mesozoic Subages: Julian subage, Late Aalenian subage, Early Coniacian subage, Middle Oxfordian subage, Fassanian subage, Pelsonian subage, Late Maastrichtian subage, Late Aptian subage, Early Hettangian subage, Late Pliensbachian subage, Early Aalenian subage, Early Berriasian subage, Alaunian subage, Late Sinemurian subage, Late Bathonian subage, Middle Callovian subage, Middle Albian subage, Early Bathonian subage, Late Hettangian subage, Illyrian subage, Late Berriasian subage, Tuvalian subage, Longobardian subage, Late Coniacian subage, Smithian subage, Middle Aalenian subage, Griesbachian subage, Bithynian subage, Late Oxfordian subage, Middle Hettangian subage, Early Toarcian subage, Early Campanian subage, Late Hauterivian subage, Lacian subage, Early Sinemurian subage, Middle Berriasian subage, Middle Turonian subage, Late Callovian subage, Middle Bathonian subage, Late Albian subage, Late Kimmeridgian subage, Early Albian subage, Late Toarcian subage, Early Valanginian subage, Late Barremian subage, Late Campanian subage, Early Santonian subage, Late Cenomanian subage, Middle Tithonian subage, Aegean subage, Late Bajocian subage, Middle Coniacian subage, Middle Campanian subage, Early Barremian subage, Late Valanginian subage, Early Tithonian subage, Middle Cenomanian subage, Late Turonian subage, Early Cenomanian subage, Dienerian subage, Early Bajocian subage, Early Callovian subage, Early Oxfordian subage, Middle Toarcian subage, Spathian subage, Early Kimmeridgian subage, Early Turonian subage, Sevatian subage, Early Pliensbachian subage, Late Tithonian subage, Middle Santonian subage, Early Hauterivian subage, Late Santonian subage, Early Maastrichtian subage, Early Aptian subage
• Cretaceous Subepochs: Neocomian subepoch, Senonian subepoch, Gallic subepoch
• Carboniferous Subepochs: Late Pennsylvanian subepoch, Middle Mississippian subepoch, Early Pennsylvanian subepoch, Late Mississippian subepoch, Middle Pennsylvanian subepoch, Early Mississippian subepoch
• Devonian Subages: Middle Famennian subage, Early Givetian subage, Late Emsian subage, Late Eifelian subage, Early Lochkovian subage, Late Famennian subage, Late Frasnian subage, Early Frasnian subage, Late Givetian subage, Early Eifelian subage, Middle Lochkovian subage, Middle Frasnian subage, Middle Givetian subage, Late Lochkovian subage, Early Emsian subage, Early Famennian subage
• Cambrian Epochs: Early Cambrian epoch, Middle Cambrian epoch, Late Cambrian epoch
• European Faunal Units: Agenian subage, Villafranchian subage, Ruscinian subage, Astaracian subage, Vallesian subage, Orleanian subage, Turolian subage
• European Faunal Zones: MN 6 zone, MN 2 zone, MN 12 zone, MN 4 zone, MN 5 zone, MN 9 zone, MN 11 zone, MN 3 zone, MN 1 zone, MN 16 zone, MN 14 zone, MN 10 zone, MN 17 zone, MN 7 + 8 zone, MN 13 zone, MN 15 zone
• Mammal Paleogene Zones: MP 20 zone, MP 12 zone, MP 16 zone, MP 10 zone, MP 23 zone, MP 6 zone, MP 26 zone, MP 29 zone, MP 17B zone, MP 22 zone, MP 28 zone, MP 24 zone, MP 8 + 9 zone, MP 7 zone, MP 27 zone, MP 18 zone, MP 15 zone, MP 13 zone, MP 30 zone, MP 21 zone, MP 11 zone, MP 25 zone, MP 14 zone, MP 17A zone, MP 19 zone
• Cenozoic Subepochs of Southern Europe: Ionian subepoch, Tarantian subepoch
• Central Paratethys Stages: Sarmatian age, Badenian age, Pannonian age
• Neogene Mammal Ages of China: Baodean age, Yushean age, Shanwangian age, Nihewanian age, Xiejiaan age, Tunggurian age
• Paleogene Mammal Ages of Asia: Irdinmanhan age, Ergilian age, Bumbanian age, Sharamurunian age, Tabenbulakian age, Gashatan age, Ulangochuian age, Kekeamuan age, Arshantan age, Hsandagolian age, Houldjinian age
• North American Land Mammal Ages: Hemphillian age, Chadronian age, Uintan age, Whitneyan age, Rancholabrean age, Bridgerian age, Puercan age, Hemingfordian age, Clarendonian age, Duchesnean age, Santarosean age, Wasatchian age, Irvingtonian age, Orellan age, Tiffanian age, Saintaugustinean age, Blancan age, Barstovian age, Clarkforkian age, Torrejonian age, Arikareean age
• North American Mammal Subages/Zones: Lostcabinian subage, Early Barstovian subage, Cf2 zone, Ti1 zone, Late Chadronian subage, Pu2 zone, Sheridanian subage, To1 zone, Early Hemingfordian subage, Ti6 zone, Graybullian subage, late Early Arikareean subage, Senecan subage, Ti3 zone, Late Uintan subage, Twinbuttean subage, Monroecreekian subage, Late Hemphillian subage, To2 zone, Ti2 zone, early Early Arikareean subage, Cf3 zone, early Late Barstovian subage, Sandcouleean subage, Geringian subage, Gardnerbuttian subage, Lysitean subage, Harrisonian subage, Middle Chadronian subage, To3 zone, Ti4 zone, early Late Arikareean subage, Early Chadronian subage, Blacksforkian subage, late Early Hemphillian subage, late Late Barstovian subage, Late Clarendonian subage, Ti5 zone, late Late Arikareean subage, Cudahyan subage, Pu1 zone, Cf1 zone, early Early Hemphillian subage, Late Hemingfordian subage, Pu3 zone, Early Clarendonian subage, Sappan subage, Early Uintan subage, Rexroadian subage
• South American Land Mammal Ages: Montehermosan age, Ensenadan age, Sanandresian age, Tinguirirican age, Mustersan age, Chasicoan age, Lujanian age, Casamayoran age, Tiupampan age, Colloncuran age, Uquian age, Colhuehuapian age, Mayoan age, Santacrucian age, Itaboraian age, Chapadmalalan age, Friasian age, Huayquerian age, Riochican age, Divisaderan age, Laventan age, Deseadan age, Vorohuean age, Peligran age
• Cretaceous North American Land-Mammal Ages: Edmontonian age, Aquilan age, Judithian age, Lancian age
• Ammonite Chrons of Northwest Europe: Subfurcatum chron, Opalinum chron, Concavum chron, Falciferum chron, Bucklandi chron, Sauzei chron, Jamesoni chron, Variabilis chron, Discites chron, Serpentinum chron, Laeviuscula chron, Garantiana chron, Bifrons chron, Davoei chron, Tenuicostatum chron, Thouarsense chron, Humphresianum chron, Planorbis chron, Angulata chron, Ibex chron, Parkinsoni chron, Turneri chron, Margaritatus chron, Oxynotum chron, Liasicus chron, Levesquei chron, Spinatum chron, Murchisonae chron, Obtusum chron, Raricostatum chron, Semicostatum chron
• Ammonite Chrons of North America: Rotundum chron, Scissum chron, Kirschneri chron, Franziceras chron, Tetraspidoceras chron, Psiloceras chron, Whiteavesi chron, Crassicostatus chron, Epizigzagiceras chron, Oblatum chron, Yakounensis chron, Pseudaetomoceras chron, Planulata chron, Imlayi chron, Freboldi chron, Coroniceras chron, Widebayense chron, Hillebrandti chron, Carlottense chron, Asteroceras varians chron, Kunae chron, Kanense chron, Howelli chron, Westermanni chron, Arnioceras arnouldi chron, Plesechioceras harbledownense chron, Crassicosta chron, Euphyllites chron, Canadensis chron
• Permian of the Russian Platform: Tastubian subage, Urzhumian subage, Vyatkian subage, Burtsevian subage, Tatarian age, Filipovian subage, Uskalykian subage, Severodvinian subage, Irginian subage, Sokian subage, Kazanian age, Sterlitamakian subage, Irenian subage, Shikhanian subage, Surenian subage, Sarginian subage, Povolzhian subage, Ufimian subage, Saraninian subage
• Permian of the Pamirs: Dzhulfian age, Midian age, Murgabian age, Bolorian age, Yakhtashian age, Kubergandian age, Dorashamian age
• Permo-Triassic Subages of Eastern Europe: Early Urzhumian subage, Late Vyatkian subage, Early Severodvinian subage, Late Kazanian subage, Early Vyatkian subage, Late Severodvinian subage, Vokhmian subage, Early Kazanian subage, Late Urzhumian subage
• Permian Subages of Germany: Ohre subage, Leine subage, Buntsandstein subage, Aller subage
• Permian of Western Europe: Autunian epoch, Zechstein epoch, Rotliegendes epoch
• Permian of the Salt Range: Kalabagh age, Chhidru age, Amb age, Kathwai age, Wargal age
• Permian of China: Zisongian age, Baoqingian age, Longlinian age, Laibinian age, Kuhfengian age, Meishanian age, Lengwuan age, Laoshanian age, Luodianian age
• Permian of North America: Wolfcampian age, Lenoxian subage, Hessian subage, Leonardian age, Cathedralian subage, Nealian subage
• Carbo-Permian of the Russian Platform: Myachkovian subage, Vereian subage, Severokeltmian subage, Upinian subage, Kashirian subage, Khamovnikian subage, Tulian subage, Gumerovian subage, Podolskian subage, Mikhailovian subage, Krevyakinian subage, Karakubian subage, Melekessian subage, Aleksinian subage, Protvian subage, Prikamian subage, Kizelian subage, Venevian subage, Noginskian subage, Voznesenian subage, Melekhovian subage, Cheremshanian subage, Radaevkian subage, Zapaltjubian subage, Tarusian subage, Kosvian subage, Pavlovoposadian subage, Rusavkinian subage, Malevkian subage, Bobrikian subage, Cherepetian subage, Dorogomilovian subage, Krasnopolyanian subage, Steshevian subage
• Carboniferous of Western Europe: Pendleian subage, Kinderscoutian subage, Brigantian subage, Stephanian B subage, Stephanian age, Namurian age, Westphalian B subage, Ivorian age, Moliniacian age, Chokierian subage, Westphalian age, Westphalian D subage, Arundian subage, Warnantian age, Alportian subage, Asbian subage, Stephanian C subage, Yeadonian subage, Hastarian age, Arnsbergian subage, Cantabrian subage, Kuzel age, Westphalian C subage, Holkerian subage, Stephanian A subage, Marsdenian subage, Westphalian A subage, Chadian subage, Livian age
• Carboniferous of China: Xiaodushanian age, Jiusian age, Huashibanian age, Lousuan age, Dalaun age, Dewunian age, Tangbagouan age, Shangsian age
• Obsolete Carboniferous Ages of China: Mapingian age
• Carboniferous of North America: Kinderhookian age, Meramecian age, Bursumian age, Desmoinesian age, Chesterian age, Virgilian age, Osagean age, Missourian age, Atokan age, Morrowan age
• Devonian of France: Gedinnine age, Couvinien age, Coblencien age
• Devonian of Germany: Nehden age, Dasberg age, Wocklum age, Hemberg age, Siegen age, Adorf age
• Devonian of Czechoslovakia: Chotec age, Zlichovian age, Daleje age, Srbsko age
• Devonian of Eastern North America: Conewangan age, Cazenovian age, Canadaway age, Southwoodian age, Deer Parkian age, West Fallsian age, Tioughniogan age, Geneseean age, Sawkillian age, Helderbergian age, Sonyean age, Taghanican age, Conneautan age
• Silurian of the Baltic: Jaani age, Raikkula age, Kaugetuma age, Adavere age, Kuressaare age, Juuru age, Rootsikula age, Ohesaare age, Paadla age, Jaagarahu age
• Silurian Ages of Europe: Whitwellian age, Gleedonian age
• Silurian of England: Bringewood age, Wenlock (England) age, Buildwas age, Cowleigh Park age, Downton Castle age, Whitcliffe age, Red Downtonian age, Wych age, Tickwood age, Woolhope age, Leintwardine age, Elton age, Coalbrookdale age, Temeside Shales age
• Silurian of North America: Lockportian age, Medinan age, Ontarian age, Clinton age, Alexandrian age, Cayugan age, Niagaran age
• Ordovician of Britain: Caradoc epoch, Burrellian age, Middle Llandeilo age, Moridunian age, Cressagian age, Aurelucian age, Streffordian age, Migneintian age, Cautleyan age, Llandeilian age, Woolstonian age, Cheneyan age, Costonian age, Fennian age, Pusgillian age, Longvillian age, Ashgill epoch, Late Llanvirn age, Late Llandeilo age, Abereiddian age, Harnagian age, Actonian age, Llanvirn epoch, Early Llandeilo age, Whitlandian age, Onnian age, Rawtheyan age, Llandeilo age, Arenig epoch, Soudleyan age, Early Llanvirn age, Tremadoc epoch, Marshbrookian age
• Ordovician of the Baltic: Viru epoch, Uhaku age, Oandu age, Aseri age, Hunderum age, Johvi age, Vaana age, Kukruse age, Kunda age, Oeland epoch, Lasnamagi age, Rakvere age, Porkuni age, Idavere age, Haljala age, Volkhov age, Saka age, Vormsi age, Hunneberg age, Pakerort age, Aluoja age, Billingen age, Latorp age, Varangu age, Nabala age, Harju epoch, Keila age, Pirgu age, Valaste age, Langevoja age
• Ordovician of Ibero-Bohemia: Sarka age, Kosovian age, Liben age, Berounian age, Dobrotivian age, Bohdalec age, Letna age, Kralodvorian age, Oretanian age, Klabava age, Zahorany age, Arenigian age, Vinice age
• Ordovician of Australia: Bendigonian age, Castlemainian age, Warendian age, Yapeenian age, Bolindian age, Lancefieldian age, Gisbornian age, Eastonian age, Chewtonian age
• Ordovician of China: Lianghekou age, Ningkuo age, Neichianshanian age, Hanjiang age, Wufeng age, Shikou age, Hulo age, Xiaoxita age, Dawan age, Yiyangian age, Hunjiang age, Guniu age, Xinchangian age, Daobaowan age, Chientangkiangian age
• Ordovician of North America: Cincinnatian epoch, Canadian age, Chatfieldian age, Marmor age, Blackhillsian age, Rangerian age, Richmondian age, Blackriveran age, Wildernessian age, Ibexian epoch, Shermanian age, Turinian age, Mohawkian epoch, Chazyan age, Skullrockian age, Maysvillian age, Tulean age, Ashbyan age, Kirkfieldian age, Demingian age, Whiterockian epoch, Franklinian age, Stairsian age, Rocklandian age, Gasconadian age, Jeffersonian age, Trentonian age, Edenian age, Gamachian age, Cassinian age
• Cambrian of China: Duyunian age, Meishucunian age, Taoyuanian age, Nangaoian age, Jinnigian age, Waergangian age, Wangcunian age, Niuchehean age, Youshuanian age, Taijangian age
• Cambrian of Australia: Undillan age, Idamean age, Payntonian age, Templetonian age, Ordian age, Boomerangian age, Datsonian age, Floran age, Mindyallan age, Iverian age
• Cambrian of Siberia: Toyonian age, Nganasanian age, Lenian age, Ensyan age, Ayusokkanian age, Amgan age, Ketyan age, Tommotian age, Nemakit-Daldynian age, Tavgian age, Mansian age, Manykaian age, Mayan age, Maduan age, Batyrbaian age, Menevian age, Aksaian age, Botomian age, Solvan age, Sakian age, Atdabanian age, Yurakian age
• Cambrian of Kazakhstan: Tuesaian age, Ungurian age, Zhanaarykian age
• Cambrian of North America: Millardan age, Sunwaptan age, Albertian age, Franconian age, Marjumian age, Dresbachian age, Montezuman age, Topazan age, Delamaran age, Steptoean age, Begadean age, Waucoban age, Dyeran age
• Cambrian of West Avalonia: Branchian age, Arcadian age, Placentian age
• Cambrian of Britain: Caerfai age, Merioneth age, St Davids age, Trempealeauan age, Dolgellian age, Maentwrogian age, Festiniogian age
• Calcareous Nannoplankton Zones: NP6 zone, NJ3 zone, CC8 zone, NP17 zone, NJ8b zone, CC21 zone, NJ15 zone, CC16 zone, NP19 zone, NJ5b zone, NN11 zone, NP22 zone, NP1 zone, NJ12 zone, NN6 zone, NN19 zone, NP4 zone, NJ16 zone, NP12 zone, CC13 zone, CC1 zone, NN14 zone, CC24 zone, NP23 zone, NP19-20 zone, NN21 zone, CC6 zone, CC11 zone, CC3 zone, NP18 zone, NJ2a zone, CC18 zone, NJ6 zone, NN4 zone, NJ4b zone, NP15 zone, NJ17b zone, NJ9 zone, NP25 zone, NJ12a zone, CC23 zone, NJ15a zone, NP3 zone, NP10 zone, CC25 zone, NN9 zone, NN16 zone, NN13 zone, NP2 zone, NN8 zone, NJ12b zone, CC12 zone, NP8 zone, NN17 zone, NN5 zone, NJ14 zone, NJ17 zone, NN2 zone, NP11 zone, NJ16b zone, NP14 zone, NJ10 zone, NJ5a zone, NP20 zone, NJ2b zone, NJ15b zone, CC15 zone, CC7 zone, CC10 zone, NN10 zone, NJ7 zone, CC19 zone, NP16 zone, NP7 zone, CC4 zone, NP24 zone, NJ17a zone, NN12 zone, NP13 zone, CC26 zone, NJ18 zone, NP9 zone, NJ13 zone, NN18 zone, NN3 zone, NP5 zone, NJ4a zone, CC22 zone, NJ11 zone, NN15 zone, NN1 zone, NJ8 zone, NJ16a zone, NN7 zone, CC14 zone, NJ4 zone, CC2 zone, NP21 zone, NJ8a zone, CC9 zone, NJ1 zone, CC20 zone, NJ2 zone, CC17 zone, CC5 zone, NN20 zone, NJ5 zone
• Planktic Foraminiferal Zones: Whiteinella archaeocretacea zone, M. formosa LOZ zone, G. index HOZ zone, Hedbergella similis - Hedbergella kuznetsovae zone, P. kugleri TRZ zone, Hedbergella trocoidea zone, N. acostaensis/G. lenguaensis CRZ zone, G. pseudomenardii TRZ zone, Abathomphalus mayaroensis zone, Rotalipora ticinensis zone, Globigerinatella sp./C. dissimilis CRZ zone, G. praesiphonifera PRZ zone, M. crassatus HOZ zone, A. topilensis PRZ zone, Radotruncana calcarata zone, A. cuneicamerata LOZ zone, P. opima HOZ zone, E. edita PRZ zone, G. margaritae HOZ zone, G. ruber PRZ zone, Leupoldina cabri zone, A. sibaiyaensis LOZ zone, Rotalipora globotruncanoides zone, G. cretacea PRZ zone, G. binaiensis PRZ zone, O. suturalis LOZ zone, Marginotruncana sigali zone, A. pentacamerata PRZ zone, Globotruncanita elevata zone, Hedbergella planispira zone, D. sellii PRZ zone, G. nuttalli LOZ zone, D. altispira HOZ - Atlantic zone, Gansserina gansseri zone, O. beckmanni TRZ zone, P. naguewichiensis HOZ zone, G. miocenica HOZ - Atlantic zone, Globotruncana aegyptiaca zone, F. fohsi TRZ zone, G. tumida/G. nepenthes CRZ - Atlantic zone, M. lehneri PRZ zone, Globotruncana ventricosa zone, G. trilobus PRZ zone, P. eugubina TRZ zone, P. pseudokugleri LOZ zone, Dicarinella concavata zone, F. praefohsi LOZ zone, G. angulisuturalis/C.cubensis CRZ zone, Rotalipora reicheli zone, P. wilcoxensis/M. velascoensis CRZ zone, Biticinella breggiensis zone, M. angulata LOZ zone, Racemiguembelina fruticosa - Contusotruncana contusa zone, Globigerinelloides ferreolensis zone, P. sicana LOZ zone, Hedbergella sigali–H. delrioensis zone, H. alabamensis HOZ zone, G. kugleri/M. aragonensis CRZ zone, T. ampliapertura HOZ zone, Ticinella bejaouaensis zone, G. extremus PRZ - Atlantic zone, G. ciperoensis PRZ zone, Dicarinella asymetrica zone, M. aragonensis/M. subbotinae CRZ zone, S. seminulina HOZ - Atlantic zone, G. nepenthes/P. mayeri CRZ zone, Helvetoglobotruncana helvetica zone, F. peripheroacuta LOZ zone, Globotruncanella havanensis zone, G. fistulosus HOZ - Atlantic zone, G. semiinvoluta HOZ zone, G. bisphericus PRZ zone, Globigerinelloides blowi zone, Globigerinelloides algerianus zone, P. uncinata LOZ zone, Ticinella primula zone, M. velascoensis PRZ zone, Rotalipora appenninica zone, Rotalipora cushmani zone, Hedbergella sigali - Hedbergella aptica zone, M. marginodentata PRZ zone
• Neogene North Pacific Diatom Biochronology: Thalassiosira praefraga zone, Neodenticula koizumii - Neodenticula kamtschatica zone, Crucidenticula sawamurae - Thalassiosira fraga zone, Proboscia curvirostris zone, Denticulopsis dimorpha - Crucidenticula nicobarica zone, Thalassionema schraderi - Denticulopsis katayamae zone, Neodenticula koizumii zone, Actinocyclus oculatus zone, Neodenticula kamtschatica zone, Neodenticula seminae zone, Denticulopsis hyalina - Denticulopsis lauta zone
• Geomagnetic Polarity Chrons: C9 chron, C3A chron, M3 chron, M40 chron, C11 chron, C3 chron, C5B chron, C8 chron, C10 chron, M22 chron, M15 chron, C3B chron, C5AA chron, M5 chron, C7A chron, C24 chron, C23 chron, M18 chron, C4A chron, M13 chron, M14 chron, M41 chron, M27 chron, M29 chron, C5C chron, C12 chron, M42 chron, C1 chron, M24A chron, M25A chron, M30 chron, C5 chron, M37 chron, M21 chron, M0 chron, M6 chron, M36 chron, C31 chron, C2A chron, C7 chron, M9 chron, C6C chron, M10 chron, M33 chron, M44 chron, M10N chron, C25 chron, C6 chron, C6B chron, C34 chron, C21 chron, M11 chron, M19 chron, M23 chron, M43 chron, M28 chron, M16 chron, C30 chron, C2 chron, C5AD chron, M20 chron, C32 chron, M12A chron, M26 chron, M38 chron, M39 chron, C17 chron, M34 chron, M11A chron, C5A chron, C29 chron, M17 chron, C5E chron, C16 chron, C18 chron, C6A chron, C22 chron, C33 chron, M25 chron, C15 chron, C5D chron, C13 chron, C5AB chron, C5AC chron, M24 chron, M35 chron, M7 chron, M22A chron, C27 chron, C26 chron, C19 chron, M31 chron, M12 chron, C20 chron, M1 chron, C4 chron, M32 chron, M24B chron, C6AA chron, C28 chron, M8 chron
• Cretaceous-Cenozoic of New Zealand: Haumurian age, Dannevirke epoch, Runangan age, Korangan age, Otaian age, Kaiatan age, Taranaki epoch, Raukumara epoch, Castlecliffian age, Duntroonian age, Mangaotanean age, Tongaporutuan age, Teratan age, Pareora epoch, Waipawan age, Landon epoch, Piripauan age, Wanganui epoch, Waitakian age, Bortonian age, Arnold epoch, Heretaungan age, Teurian age, Waiauan age, Arowhanan age, Whaingaroan age, Taitai epoch, Southland epoch, Clifdenian age, Motuan age, Opoitian age, Porangan age, Haweran age, Ngaterian age, Mangapanian age, Lillburnian age, Clarence epoch, Mata epoch, Waipipian age, Urutawan age, Altonian age, Mangaorapan age, Nukumaruan age, Kapitean age
• Permian-Jurassic of New Zealand: Nelsonian age, Oretian age, Herangi epoch, Puruhauan age, Temaikan age, Ururoan age, Ohauan age, Oteke epoch, Etalian age, Kawhia epoch, Aparima epoch, Puaroan age, Kaihikuan age, Barettian age, Heterian age, Warepan age, Balfour epoch, Aratauran age, Malakovian age, DUrville epoch, Makarewan age, Otapirian age, Mangapirian age, Waiitian age, Flettian age, Gore epoch, Otamitan age, Telfordian age

This interval is used in the definition of 15 collections

A total of 279086 collections with 2008138 occurrences lie within this time span