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

This interval is used in the definition of 15 collections

A total of 276289 collections with 1992773 occurrences lie within this time span