Haweran

Meghalayan

Northgrippian

Greenlandian

Rancholabrean

Late Pleistocene

Ionian

Neopleistocene

Wisconsinan

Chibanian

Middle Pleistocene

Irvingtonian

Castlecliffian

Calabrian

Eopleistocene

Nukumaruan

Blancan

Early Pleistocene

Gelasian

Mangapanian

Late Pliocene

Piacenzian

Waipipian

Zanclean

Early Pliocene

Opoitian

Hemphillian

Kapitean

Late Miocene

Messinian

Tongaporutuan

Tortonian

Clarendonian

Waiauan

Middle Miocene

Serravallian

Lillburnian

Barstovian

Langhian

Clifdenian

Altonian

Burdigalian

Early Miocene

Hemingfordian

Arikareean

Otaian

Aquitanian

Harrisonian

Waitakian

Chattian

Late Oligocene

Monroecreekian  

Duntroonian

Geringian

Whaingaroan

Early Oligocene

Rupelian

Whitneyan

Orellan

Priabonian

Jacksonian

Late Eocene

Chadronian

Runangan

Kaiatan

Duchesnean

Middle Eocene

Bartonian

Bortonian

Uintan

Lutetian

Porangan

Heretaungan

Ypresian

Early Eocene

Bridgerian

Mangaorapan

Wasatchian

Waipawan

Thanetian

Selandian-Thanetian

Late Paleocene

Teurian

Clarkforkian

Tiffanian

Selandian

Middle Paleocene

Early Paleocene

Danian

Torrejonian

Puercan

Haumurian

Maastrichtian

Campanian

Santonian

Piripauan

Coniacian

Teratan

Turonian

Mangaotanean

Arowhanan

Cenomanian

Ngaterian

Motuan

Albian

Urutawan

Korangan

Aptian

Barremian

Hauterivian

Valanginian

Berriasian

Portlandian

Tithonian

Puaroan

Kimmeridgian

Ohauan

Heterian

Oxfordian

Callovian

Temaikan

Bathonian

Bajocian

Aalenian

Toarcian

Ururoan

Pliensbachian

Aratauran

Sinemurian

Hettangian

Otapirian

Rhaetian

Norian

Warepan

Otamitan

Oretian

Carnian

Kaihikuan

Ladinian

Etalian

Anisian

Malakovian

Scythian

Olenekian

Smithian

Nelsonian

Dienerian

Induan

Makarewan

Vyatkian

Tatarian

Changhsingian

Waiitian

Dzhulfian

Wuchiapingian

Puruhauan

Ochoan

Capitanian

Severodvinian

Flettian

Wordian

Urzhumian

Barrettian

Kazanian

Roadian

Povolzhian

Sokian

Kungurian

Ufimian

Leonardian

Irenian

Atunian

Mangapirian

Flippovian

Saraninian

Wolfcampian

Sarginian

Artinskian

Telfordian

Irginian

Burtsevian

Sakmarian

Sterlitamakian

Tastubian

Shikhanian

Asselian

Uskalykian

Khorokytian

Sjuranian

Stephanian

Virgilian

Gzhelian

Melekhovian

Noginskian

Stephanian C

Stephanian B

Pavlovoposadian

Kyglitassian

Stephanian A

Rusavkinian

Dorogomilovian

Kasimovian

Missourian

Khamovnikian

Cantabrian

Krevyakinian

Desmoinesian

Solonchanian

Moscovian

Westphalian

Myachkovian

Asturian

Podolskian

Bolsovian

Kashirian

Atokan

Vereian

Melekessian

Duckmantian

Bashkirian

Cheremshanian

Natalian

Langsettian

Khatynykhian

Prikamian

Yeadonian

Morrowan

Severokeltmian

Marsdenian

Krasnopolyanian

Voznesenian

Kinderscoutian

Chokierian

Chesterian

Serpukhovian

Zapaltjubian

Arnsbergian

Protvian

Pendleian

Steshevian

Tarusian

Ovlachanian

Warnantian

Venevian

Visean

Mikhailovian

Aleksinian

Chuguchanian

Valmeyeran

Meramecian

Tulian

Livian

Kirinian

Bobrikian

Moliniacian

Bazovian

Radaevkian

Osagean

Tournaisian

Kosvian

Khamamitian

Ivorian

Kizelian

Kinderhookian

Hastarian

Cherepetian

Karakubian

Upinian

Malevkian

Gumerovian

Chatauquan

Chautauquan

Strunian

Conewangan

Famennian

Ziganian

Cassadagan

Senecan

Chemungian

Frasnian

Fingerlakesian

Givetian

Cazenovian

Tioughniogan

Erian

Eifelian

Southwoodian

Sawkillian

Deerparkian

Emsian

Helderbergian

Ulsterian

Pragian

Siegenian

Lochkovian

Gedinnian

Cayugan

Ludfordian

Gorstian

Niagaran

Homerian

Lockportian

Sheinwoodian

Keiloran

Telychian

Alexandrian

Aeronian

Rhuddanian

Richmondian-Hirnantian

Hirnantian

Ashgill

Gamachian

Bolindian

Katian

Richmondian

Eastonian

Caradocian

Maysvillian

Edenian

Edenian-Maysvillian

Mohawkian

Shermanian

Sandbian

Gisbornian

Rocklandian-Shermanian

Kirkfield

Rocklandian

Blackriverian

Whiterock

Rocklandian-Kirkfield

Llandeilo

Darriwilian

Chazyan

Llanvirnian

Arenigian

Dapingian

Yapeenian

Castlemainian

Blackhillsian

Chewtonian

Floian

Bendigonian

Tulean

Lancefieldian

Tremadocian

Stairsian

Skullrockian

Warendan

Stage 10

Trempealeauan

Datsonian

Batyrbaian

Sunwaptan

Payntonian

Iverian

Jiangshanian

Aksaian

Franconian

Sakian

Steptoean

Idamean

Paibian

Dresbachian

Ayusokanian

Mindyallan

Guzhangian

Marjuman

Mayan

Boomerangian

Undillan

Drumian

Floran

Templetonian

Wuliuan

Amgan

Delamaran

Ordian

Stage 4

Toyonian

Dyeran

Botoman

Stage 3

Montezuman

Atdabanian

Begadean

Stage 2

Tommotian

Nemakit-Daldynian

Fortunian

Neodenticula seminae

NN21

G. ruber PRZ

Buccinosphaera invaginata

Collosphaera tuberosa

NN20

Proboscia curvirostris

Stylatractus universus

NN19

Amphirhopalum ypsilon

Actinocyclus oculatus

Anthocyrtidium angulare

Pterocanium prismetium

G. fistulosus HOZ - Atlantic

NN18

Neodenticula koizumii

G. miocenica HOZ - Atlantic

NN17

NN16

Neodenticula koizumii - Neodenticula kamtschatica

Lychnodictyum audax

D. altispira HOZ - Atlantic

S. seminulina HOZ - Atlantic

Neodenticula kamtschatica

NN15

G. margaritae HOZ

Phormostichoartus doliolum

NN14

NN13

Stichocorys peregrina

G. tumida/G. nepenthes CRZ - Atlantic

NN12

NN11

G. extremus PRZ - Atlantic

N. acostaensis/G. lenguaensis CRZ

Didymocyrtis penultima

Thalassionema schraderi - Denticulopsis katayamae

Didymocyrtis antepenultima

NN10

Diartus petterssoni

Denticulopsis dimorpha - Crucidenticula nicobarica

NN9

G. trilobus PRZ

G. nepenthes/P. mayeri CRZ

NN8

NN7

G. praesiphonifera PRZ

F. fohsi TRZ

NN6

Dorcadospyris alata

F. praefohsi LOZ

NN5

F. peripheroacuta LOZ

Denticulopsis hyalina - Denticulopsis lauta

O. suturalis LOZ

P. sicana LOZ

NN4

Calocycletta costata

Crucidenticula sawamurae - Thalassiosira fraga

G. bisphericus PRZ

Stichocorys wolffi

Globigerinatella sp./C. dissimilis CRZ

Stichocorys delmontensis

NN3

NN2

G. binaiensis PRZ

Thalassiosira praefraga

Cyrtocapsella tetrapera

P. kugleri TRZ

NN1

P. pseudokugleri LOZ

Lychnocanoma elongata

NP25

Dorcadospyris ateuchus

G. ciperoensis PRZ

P. opima HOZ

NP24

G. angulisuturalis/C.cubensis CRZ

Theocyrtis tuberosa

D. sellii PRZ

NP23

T. ampliapertura HOZ

P. naguewichiensis HOZ

NP22

NP21

Cryptocarpium ornatum

H. alabamensis HOZ

NP19-20

G. index HOZ

Calocyclas bandyca

G. semiinvoluta HOZ

NP18

Cryptocarpium azyx

NP17

Podocyrtis goetheana

M. crassatus HOZ

Podocyrtis chalara

Podocyrtis mitra

O. beckmanni TRZ

M. lehneri PRZ

NP16

A. topilensis PRZ

Podocyrtis ampla

NP15

G. kugleri/M. aragonensis CRZ

G. nuttalli LOZ

Thyrsocyrtis triacantha

A. cuneicamerata LOZ

NP14

Dictyoprora mongolfieri

Theocotyle cryptocephala

Phormocyrtis striata striata

NP13

Buryella clinata

A. pentacamerata PRZ

NP12

M. aragonensis/M. subbotinae CRZ

M. formosa LOZ

NP11

Bekoma bidartensis

NP10

M. marginodentata PRZ

P. wilcoxensis/M. velascoensis CRZ

NP9

A. sibaiyaensis LOZ

M. velascoensis PRZ

G. pseudomenardii TRZ

NP8

Acarinina acarinata

Acarinina mckannai

Bekoma campechensis

NP7

NP6

NP5

M. angulata LOZ

NP4

P. uncinata LOZ

E. edita PRZ

NP3

NP2

NP1

P. eugubina TRZ

G. cretacea PRZ

Abathomphalus mayaroensis

CC26

CC25

Racemiguembelina fruticosa - Contusotruncana contusa

Jeletzkytes nebrascensis

Hoploscaphites nicolleti

Gansserina gansseri

Hoploscaphites birkelundae

Baculites clinolobatus

CC24

Baculites grandis

Baculites baculus

CC23

Baculites eliasi

Globotruncana aegyptiaca

Baculites jenseni

Baculites reesidei

Globotruncanella havanensis

Baculites cuneatus

Baculites compressus

Didymoceras cheyennense

Exiteloceras jenneyi

Radotruncana calcarata

Didymoceras stevensoni

Globotruncana ventricosa

CC22

Didymoceras nebrascense

CC21

Baculites scotti

CC20

Baculites reduncus

Baculites gregoryensis

CC19

Baculites perplexus

Globotruncanita elevata

Baculites sp. (smooth II)

Baculites asperiformis

Baculites maclearni

Baculites obtusus

CC18

Baculites sp. (weak flank ribs)

Baculites sp. (smooth)

Scaphites hippocrepis III

Scaphites hippocrepis II

Scaphites hippocrepis

Dicarinella asymetrica

Scaphites leei

CC17

Desmoscaphites bassleri

CC16

Desmoscaphites erdmanni

CC15

Clioscaphites choteauensis

Dicarinella concavata

Clioscaphites vermiformis

Clioscaphites saxitonianus

CC14

Scaphites depressus

CC13

Scaphites ventricosus

Marginotruncana sigali

Scaphites preventricosus

CC12

Scaphites mariasensis

Prionocyclus germari

Scaphites nigricollensis

Scaphites whitfieldi

Helvetoglobotruncana helvetica

CC11

Scaphites warreni

Prionocyclus macombi

Prionocyclus hyatti

Collingnoniceras praecox

Collingnoniceras woollgari

Whiteinella archaeocretacea

Mammites nodosoides

Vascoceras birchbyi

Pseudaspidoceras flexuosum

Watinoceras devonense

CC10

Nigericeras scotti

Rotalipora cushmani

Neocardioceras juddii

Burroceras clydense

Sciponoceras gracile (Euomphaloceras septemseriatum)

Sciponoceras gracile (Vasoceras diartianum)

Dunveganoceras conditum

Dunveganoceras albertense

Dunveganoceras problematicum

Dunveganoceras pondi

Pleisacanthoceras wyomingense

CC9

Acanthoceras amphibolum

Acanthoceras bellense

Acanthoceras muldoonense

Acanthoceras granerosense

Conlinoceras tarrantense - Conlinoceras gilberti

Rotalipora reicheli

Rotalipora globotruncanoides

Mantelliceras dixoni

Neogastroplites maclearni

Neogastroplites americanus

Mantelliceras mantelli

Neogastroplites muelleri

Rotalipora appenninica

Neogastroplites cornutus

Neogastroplites haasi

Arrhaphoceras briacensis

Rotalipora ticinensis

Mortoniceras perinflatum

Mortoniceras rostratum

Mortoniceras fallax

Biticinella breggiensis

CC8

Mortoniceras inflatum

Mortoniceras pricei

Ticinella primula

Diploceras cristatum

Euhoplites lautus

Euhoplites loricatus

Hedbergella planispira

Hoplites dentatus

Douvilleiceras mammillatum

Leymeriella schrammeni

CC7

Ticinella bejaouaensis

Hypacanthoplites jacobi

Hedbergella trocoidea

Globigerinelloides algerianus

Parahoplites nutfieldiensis

Globigerinelloides ferreolensis

Epicheloniceras martinoides

Leupoldina cabri

Globigerinelloides blowi

Parancyloceras bidentatum/Parancyloceras scalare

Tropaeum bowerbanki

Hedbergella similis - Hedbergella kuznetsovae

Deshayesites deshayesi

Deshayesites forbesi

Hedbergella sigali - "Hedbergella delrioensis"

CC6

Simanocyloceras stolleyi

Ancyloceras inexum/S. pingue

Paracrioceras denckmanni

Paracrioceras elegans

Haplocrioceras fissicostatum

Paracrioceras rarocinctum

CC5

Simbirskites variabilis

Hedbergella sigali - Hedbergella aptica

Simbirskites marginatus

Craspedodiscus gottschei

CC4

Milanowskia speetonensis

Speetoniceras inversum

Endemoceras regale

Endemoceras noricum

Endemoceras amblygonium

Eleniceras paucinodum

Stolcoceras tuberulatum

Conoglobigerina gulekhensis

Dichotomites

Prodichotomites

Polyptychites

CC3

Paratollia/Platylenticeras

Peregrinoceras albidum

Surites stenomphalus

CC2

Surites icenii

Hectoroceras kochi

Runctonia runctoni

CC1

Subcraspedites lamplughi

NJ17

Subcraspedites preplicomphalus

Subcraspedites primitivus

Paracraspedites oppressus

Titanites anguiformes

Galbanites kerberus

Galbanites okusensis

Glaucolithites glaucolithus

Progalbanites albani

Virgatopavlovia fittoni

Pavlovia rotunda

Pavlovia pallasioides

NJ16

Pectinatites hudlestoni

Pectinatites wheatleyensis

Pectinatites scitulus

NJ15

Pectinatites elegans

Aulacostephanus autissiodorensis

Aulacostephanus eudoxus

Aulacostephanus mutabilis

Rasenia cymodoce

Ringsteadia pseudocordata

Pictonia baylei

Perisphinctes cautisnigrae

NJ14

Perisphinctes pumilus

Perisphinctes plicatilis

Cardioceras cordatum

NJ13

Quenstedtoceras mariae

Quenstedtoceras lamberti

NJ12

Peltoceras athleta

Erymnoceras coronatum

Kosmoceras jason

Sigloceras calloviense

Prolanulites koenigi

NJ11

Macrocephalites herveyi

Clydoniceras discus

Oxycerites orbis

Procerites hodsoni

Morrisiceras morrisi

Tulites subcontractus

Procerites progracilis

Zigzagiceras zigzag

NJ10

Parkinsonia parkinsoni

Garantiana garantiana

Strenoceras niortense

Stephanoceras humphriesianum

Witchellia laeviuscula

Hyperlioceras discites

NJ9

Graphoceras concavum

Brasilia bradfordensis

NJ8

Ludwigia murchisonae

Leioceras opalinum

Dumortieria levesquei

Pleydellia aalensis

Grammoceras thouarsense

Haugia variabilis

NJ7

Hildoceras bifrons

Harpoceras falciferum

Dactylioceras tenuicostatum

NJ6

Pleuroceras spinatum

NJ5

Amaltheus margaritatus

NJ4

Prodactylioceras davoei

Tragophylloceras ibex

NJ3

Uptonia jamesoni

Echinoceras raricostatum

Oxynoticeras oxynotum

NJ2

Asteroceras obtusum

Caenisites turneri

Arnioceras semicostatum

Arietites bucklandi

NJ1

Schlotheimia angulata

Alsatites liasicus

Psiloceras planorbis

Choristoceras crickmayi

Misikella posternstenini

Norigondolella sp.

Chochloceras amoenum

Cypriodella mosheri

Cypriodella bidentata

Gnomohalorites cordilleranus

Cypriodella serrulata

Mesohimavatites columbianus

Cypriodella postera

Cypriodella spiculata

Cypriodella multidentata

Drepanites rutherfordi

Epigondolella triangularis

Juvavites magnus

Malayites dawsoni

Epigondolella quadrata

Stikinoceras kerri

Metapolygnathus primitius

Klamathites macrolobatus

Metapolygnathus nodosus

Tropites welleri

Metapolygnathus carpathicus

Tropites dilleri

Metapolygnathus polygnathiformis

Metapolygnathus tadpole

Sirenites nanseni

Austrotrachyceras obesum

Tachyceras desatoyense

Daxatina canadensis

Metapolygnathus intermedius

Frankites sutherlandi

Paragondolella inclinata

Budurovignathus hungaricus

Macl. maclearni

Meginoceras meginae

Tuchodiceras poseidon

Budurovignathus truempyi

Eoprotrachyceras matutinum

Paragondolella excelsa

Frechites chischa

Eogymnotoceras deleeni

Anagymnotoceras varium

Neogondolella? regalis

Lenotropites caurus

Siberlingites mulleri

Chiosella timorensis

Chiosella gondolelloides

Triassospathodus sosioensis

Neospathodus triangularis

Icriospathodus collinsoni

Olenikites pilaticus

Bajarunia eumphala

Neospathodus pingdingshanensis

Borinella buurensis-Scythogondolella milleri

Anawasatchites tardus

Euflemingites romunderi

Hedenstroemia hedenstroemi

Neospathodus waageni

Neospathodus dieneri Morph 3

Vavilovites sverdrupi

Proptychites candidus

Sweetospathodus kummeli

Proptychites rosenkrantzi strigatus

Neogondollela krystyni

Isarcicella isarcica

Ophiceras commune

Hindeodus parvus

upper Otoceras boreale

Clarkina zhejiangensis-Clarkina meishanensis

lower Otoceras boreale

Clarkina deflecta-Clarkina yini

Clarkina changxingensis

Clarkina subarinata

Clarkina wangi

Clarkina longicuspidata

Clarkina orientalis

Clarkina transcaucasica

Clarkina guangyuanensis

Clarkina leveni

Clarkina asymmetrica

Clarkina dukouensis

Clarkina postitteri postitteri

Clarkina postitteri hongshuiensis

Jinogondolella granti

Jinogondolella prexuanhanensis

Jinogondolella altudaensis

Jinogondolella shannoni

Jinogondolella aserrata

Jinogondolella postserrata

Jinogondolella nankingensis

Mesogondolella lamberti-Neostreptognathodus sulcoplicatus

Sweetognathus guizhouensis

Neostreptognathodus prayi

Neostreptognathodus pnevi

Sweetognathus clarki

Neostreptognathodus pequopensis

Sweetognathus whitei

Sweetognathus anceps-Mesogondolella bisselli

Sweetognathus binodosus

Streptognathodus postfusus

Sweetognathus merrilli-Mesogondolella uralensis

Streptognathodus fusus

Streptognathodus constrictus-Mesogondolella belladontae

Streptognathodus sigmoidalis-Streptognathodus cristellaris

Streptognathodus isolatus

Streptognathodus wabaunsensis

Streptognathodus simplex-Streptognathodus bellus

Streptognathodus virgilicus

Streptognathodus vitali

Streptognathodus simulator

Streptognathodus firmus

Idiognathodus toretzianus

Streptognathodus cancellosus

Idiognathodus sagittalis

Streptognathodus subexcelsus

Neoghanthodus round-Streptognathodus cancellosus

Neoghanthodus medexultimus-Streptognathodus-concinnus

Streptognathodus dissectus

Neognathodus uralicus

Declinognathodus donetzianus

Neognathodus atokaensis

Declinognathodus marginodosus

Idiognathodus sinuosus

Neognathodus askynensis

Idiognathoides sinuatus

Declinognathodus noduliferus

Gnathodus postbilineatus

Gnathodus bollandensis

Lochriea cruciformis

Lochriea ziegleri

Lochriea nodosa

Lochriea mononodosa

Gnathodus bilineatus

Gnathodus praebillineatus

Gnathodus texanus

Gnathodus pseudosemiglaber-Scallioganthus anchoralis

Gnathodus semiglaber-Polygnathus communis

Dollimae bouckaerti

Gnathodus typicus-Siphonodella isosticha

Siphonodella quadruplicata-Patrognathus andersoni

Siphonodella sandbergi-Siphonodella belkai

Siphonodella duplicata

Siphonodella sulcata

Siphonodella praesulcata

Palmatolepis gracilis expansa

Palmatolepis perlobata postera

Palmatolepis rugosa trachytera

Palmatolepis marginifera

Palmatolepis rhomboidea

Palmatolepis crepida

Palmatolepis triangularis

Palmatolepis linguiformis

Palmatolepis rhenana

Palmatolepis hassi

Palmatolepis punctata

Palmatolepis transitans

Mesotaxis guanwushanensis

Klapperina disparilis

Schmidtognathus hermanni

Polygnathus varcus

Polygnathus hemiansatus

Polygnathus ensensis

Tortodus knockelianus knockelianus

Polygnathus costatus costatus

Polygnathus costatus partitus

Polygnathus costatus patulus

Linguipolygnathus serotinus

Polygnathus inversus

Eocostapolygnathus nothoperbonus

Eocostapolygnathus gronbergi

Eocostapolygnathus excavatus

Eocostapolygnathus kitabicus

Eocostapolygnathus pireneae

Gondwania kindlei

Gondwania irregularis

Pedavis gilberti

Masaraella pandora morpho. Beta

Ancryodelloides trigonicus

Leanea transitans

Lanea eleanorae

Lanea omoalpha

Caudicriodus postwoschmidti

Caudicriodus hesperius

Oulodus elegans detortus

Ozarkodina eosteinhornensis

Ozarkodina crispa

Ozarkodina snajdri

Polygnathoides siluricus

Ancoradella ploeckensis

Kockelella variabilis variabilis

Kockelella crassa

Kockelella ortus obsidata

Ozarkodina bohemica longa

Ozarkodina sagitta sagitta

Kockelella ortus ortus

Kockelella walliseri

Ozarkodina sagitta rhenana

Kockelella ranuliformis

Pterospathodus pennatus procerus

Pterospathodus amorphognathoides amorphognathoides

Pterospathodus amorphognathoides lithuanicus

Pterospathodus amorphognathoides lennarti

Pterospathodus amorphognathoides angulatus

Pterospathodus eopennatus

Distomodus staurognathoides

Pterospathodus tenuis

Aspelunda expansa

Distomodus kentuckyensis

Aphelognathus shatzeri

Aphelognathus divergens

Aphelognathus grandis

Oulodus robustus

Oulodus velicuspis

Belodina confluens

Plectodina tenuis

Phragmodus undatus

Belodina compressa

Erismodus quadridactylus

Plectodina aculeata

Cahabagnathus sweeti

Cahabagnathus friendsvillensis

Phragmodus polonicus

Histiodella holodentata

Histiodella sinuosa

Histiodella altifrons

Microzarkodina flabellum/Tripodus laevus

Reutterodus andinus

Oepikodus communis

Acodus delatus/Oneotodus costatus

Macerodus dianae

Rossodus manitouensis

Cordylodus angulatus

Symphysurina bulbosa

Iapetognathus fluctivagus

Symphysurina brevispicata

Missisquoia

Eurekia apopsis

Saukiella serotina

Saukiella junia/Saukiella pyrene

Ellipsocephaloides-Idahoia

Taenicephalus

Elvinia

Dunderbergia

Aphelaspis

Crepicephalus

Cedaria

Bolaspidella

Ptychagnostus gibbus

Ptychagnostus praecurrens

Albertella

Plagiura-Poliella

Amecephalus arrojosensis

Eokochaspis nodosa

Olenellus

Nevadella

Fallotaspis

Fritzaspis

Wyattia

Holocene

Late Amazonian

Pleistocene

Pliocene

Late Tertiary

Miocene

Middle Tertiary

Oligocene

Eocene

Early Tertiary

Paleocene

Late Cretaceous

Early Cretaceous

Neocomian

Late Jurassic

Middle Jurassic

Early Jurassic

Late Triassic

Middle Triassic

Early Triassic

Late Permian

Lopingian

Guadalupian

Biarmian

Cisuralian

Early Permian

Pennsylvanian

Silesian

Late Carboniferous

Middle Carboniferous

Namurian

Early Carboniferous

Mississippian

Late Devonian

Middle Devonian

Early Devonian

Middle Amazonian

Pridoli

Ludlow

Wenlock

Llandovery

Late Ordovician

Cincinnatian

Middle Ordovician

Early Ordovician

Ibexian

Late Cambrian

Furongian

Epoch 3

Miaolingian

Middle Cambrian

Albertan

Series 2

Epoch 2

Waucoban

Early Cambrian

Terreneuvian

Late Vendian

Early Vendian

Early Amazonian

Late Hesperian

Early Hesperian

Late Noachian

Middle Noachian

Early Noachian

Phanerozoic

Proterozoic

Riphean

Karelian

Lopian

Archean

Saamian

Hadean

Quaternary

Amazonian

Tertiary

Neogene

Paleogene

Cretaceous-Paleogene

Jurassic-Cretaceous

Cretaceous

Jurassic

Triassic-Jurassic

Triassic

Permian

Pennsylvanian-Permian

Carboniferous

Devonian-Mississippian

Silurian-Devonian

Devonian

Silurian

Ordovician-Silurian

Ordovician

Cambrian-Ordovician

Cambrian

Vendian

Hadrynian

Ediacaran

Cryogenian

Tonian

Neohelikian

Stenian

Ectasian

Paleohelikian

Calymmian

Statherian

Aphebian

Orosirian

Rhyacian

Siderian

Kenoran

Hesperian

Noachian

pre-Noachian

G. truncatulinoides PRSZ

G. tosaensis HOSZ

Thalassiosira oestrupii

N. kamtschatica - Nitz. rolandii

G. plesiotumida/G. lenguaensis CRSZ

Rouxia californica

Thalassionema schraderi

N. acostaensis LOSZ

Denticulopsis katayamae

Denticulopsis dimorpha

Thalassiosira yabei

Denticulopsis praedimorpha

F. robusta/F. fohsi CRSZ

Crucidenticula nicobarica

Denticulopsis simonsenii

F. fohsi LOSZ

D. hyalina - D. praehyalina

Denticulopsis lauta

P. glomerosa LOSZ

Denticulopsis praelauta

P. sicana LOSZ

Crucidenticula kanayae

F. birnageae LOSZ

D. venezuelana PRSZ

Crucidenticula sawamurae

Thalassiosira fraga

G. dehiscens/P. kugleri CRSZ

P. kugleri LOSZ

T. frontosa LOSZ

Cenozoic

Mesozoic

Paleozoic

Neoproterozoic

Late Riphean

Mesoproterozoic

Middle Riphean

Early Riphean

Paleoproterozoic

Late Karelian

Early Karelian

Neoarchean

Late Lopian

Mesoarchean

Middle Lopian

Early Lopian

Paleoarchean

Eoarchean

C1

C2

C2A

C3

C3A

C3B

C4

C4A

C5

C5A

C5AA

C5AB

C5AC

C5AD

C5B

C5C

C5D

C5E

C6

C6A

C6AA

C6B

C6C

C7

C7A

C8

C9

C10

C11

C12

C13

C15

C16

C17

C18

C19

C20

C21

C22

C23

C24

C25

C26

C27

C28

C29

C30

C31

C32

C33

C34

M0

M1

M3

M5

M6

M7

M8

M9

M10

M10N

M11

M11A

M12

M12A

M13

M14

M15

M16

M17

M18

M19

M20

M21

M22

M22A

M23

M24

M24A

M24B

M25

M25A

M26

M27

M28

M29

M30

M31

M32

M33

M34

M35

M36

M37

M38

M39

M40

M41

M42

M43

M44

Precambrian-Phanerozoic

Neoproterozoic-Paleozoic

Proterozoic-Paleozoic

Precambrian-Paleozoic

Precambrian-Cambrian

Proterozoic-Cambrian

Neoproterozoic-Cambrian

Topazan

Precambrian

Brunhes

Matuyama

Jaramillo

C1r.2r

Cobb Mountain

C2r.1r

C2r.1n

Matuyama

C2An.1n

C2An.1r

C2An.2n

Mammoth

C2An.3n

C2Ar

Cochiti

C3n.1r

Nunivak

C3n.2r

Sidufjall

C3n.3r

Thvera

Gilbert

C3An.1n

C3An.1r

C3An.2n

C3Ar

C3Bn

C3Br.1r

C3Br.1n

C3Br.2r

C3Br.2n

C3Br.3r

C4n.1n

C4n.1r

C4n.2n

C4r.1r

C4r.1n

C4r.2r

C4An

C4Ar.1r

C4Ar.1n

C4Ar.2r

C4Ar.2n

C4Ar.3r

C5n.1n

C5n.1r

C5n.2n

C5r.1r

C5r.1n

C5r.2r

C5r.2n

C5r.3r

C5An.1n

C5An.1r

C5An.2n

C5Ar.1r

C5Ar.1n

C5Ar.2r

C5Ar.2n

C5Ar.3r

C5AAn

C5AAr

C5ABn

C5ABr

C5ACn

C5ACr

C5ADn

C5ADr

C5Bn.1n

C5Bn.1r

C5Bn.2n

C5Br

C5Cn.1n

C5Cn.1r

C5Cn.2n

C5Cn.2r

C5Cn.3n

C5Cr

C5Dn

C5Dr.1r

C5Dr.1n

C5Dr.2r

C5En

C5Er

C6n

C6r

C6An.1n

C6An.1r

C6An.2n

C6Ar

C6AAn

C6AAr.1r

C6AAr.1n

C6AAr.2r

C6AAr.2n

C6AAr.3r

C6Bn.1n

C6Bn.1r

C6Bn.2n

C6Br

C6Cn.1n

C6Cn.1r

C6Cn.2n

C6Cn.2r

C6Cn.3n

C6Cr

C7n.1n

C7n.1r

C7n.2n

C7r

C7An

C7Ar

C8n.1n

C8n.1r

C8n.2n

C8r

C9n

C9r

C10n.1n

C10n.1r

C10n.2n

C10r

C11n.1n

C11n.1r

C11n.2n

C11r

C12n

C12r

C13n

C13r

C15n

C15r

C16n.1n

C16n.1r

C16n.2n

C16r

C17n.1n

C17n.1r

C17n.2n

C17n.2r

C17n.3n

C17r

C18n.1n

C18n.1r

C18n.2n

C18r

C19n

C19r

C20n

C20r

C21n

C21r

C22n

C22r

C23n.1n

C23n.1r

C23n.2n

C23r

C24n1n

C24n.1r

C24n.2n

C24n.2r

C24n.3n

Sevatian

Alaunian

Lacian

Tuvalian

Julian

Spathian

Griesbachian

C24r

C25n

C25r

C26n

C26r

C27n

C27r

C28n

C28r

C29n

C29r

C30n

C30r

C31n

C31r

C32n.1n

C32n.1r

C32n.2n

C32r.1r

C32r.1n

C32r.2r

C33n

C33r

C34n

M0r

M1n

M1r

M3n

M3r

M5n

M5r

M6n

M6r

M7n

M7r

M8n

M8r

M9n

M9r

M10n

M10r

M10Nn.1r

M10Nn.2n

M10Nn.2r

M10Nn.3n

M10Nr

M11n

M11r.1r

M11r.1n

M11r.2r

M11An.1n

M11An.1r

M11An.2n

M11Ar

M12n

M12r.1r

M12r.1n

M12r.2r

M12An

M12Ar

M13n

M13r

M14n

M14r

M15n

M15r

M16n

M16r

M17n

M17r

M18n

M18r

M19n.1n

M19n.1r

M19n.2n

M19r

M20n.1n

M20n.1r

M20n.2n

M20r

M21n

M21r

M22n.1n

M22n.1r

M22n.2n

M22n.2r

M22n.3n

M22r

M22An

M22Ar

M23n

M23r.1r

M23r.1n

M23r.2r

M24n

M24r.1r

M24r.1n

M24r.2r

M24An

M24Ar

M24Bn

M24Br

M25n

M25r

M25An.1n

M25An.1r

M25An.2n

M25An.2r

M25An.3n

M25Ar

M26n.1n

M26n.1r

M26n.2n

M26n.2r

M26n.3n

M26n.3r

M26n.4n

M26r

M27n

M27r

M28n.1n

M28n.1r

M28n.2n

M28n.2r

M28n.3n

M28n.3r

M28n.4n

M28r

M29n

M29r

M30n

M30r

M31n

M31r

M32n

M32r

M33n.1n

M33n.1r

M33n.2n

M33n.2r

M33n.3n

M33n.3r

M33n.4n

M33r

M34n.1n

M34n.1r

M34n.2n

M34r

M35n

M35r

M36n.1n

M36n.1r

M36n.2n

M36r

M37n.1n

M37n.1r

M37n.2n

M37r

M38n.1n

M38n.1r

M38n.2n

M38n.2r

M38n.3n

M38n.3r

M38n.4n

M28n.4r

M38n.5n

M38r

M39n.1n

M39n.1r

M39n.2n

M39n.2r

M39n.3n

M39n.3r

M39n.4n

M39n.4r

M39n.5n

M39n.5r

M39n.6n

M39r

M40n.1n

M40n.1r

M40n.2n

M40n.2r

M40n.3n

M40r

M41n.1n

M41n.1r

M41n.2n

M41n.2r

M41n.3n

M41r

M42n.1n

M42n.1r

M42n.2n

M42.2r

M42.3n

M42n.3r

M42n.4n

M42r

M43.1n

M43.1r

M43n.2n

M43n.2r

M43n.3n

M43r

M44n.1n

M44n.1r

M44n.2n

Late Paleozoic

Early Paleozoic

Late Pennsylvanian

Middle Pennsylvanian

Early Pennsylvanian

Late Mississippian

Middle Mississippian

Early Mississippian

Late Silurian

Early Silurian

Elsonian

Hudsonian