Conodont Zonation
16International timescale
Mesozoic
Jurassic
Early Jurassic
Triassic
Late Triassic
Middle Triassic
Early Triassic
Paleozoic
Permian
Lopingian
Guadalupian
Cisuralian
Carboniferous
Pennsylvanian
Mississippian
Devonian
Late Devonian
Middle Devonian
Early Devonian
Silurian
Pridoli
Ludlow
Wenlock
Llandovery
Ordovician
Late Ordovician
Middle Ordovician
Early Ordovician
Cambrian
Furongian
Conodont Zonation
Misikella posternstenini
Norigondolella sp.
Cypriodella mosheri
Cypriodella bidentata
Cypriodella serrulata
Cypriodella postera
Cypriodella spiculata
Cypriodella multidentata
Epigondolella triangularis
Epigondolella quadrata
Paragondolella inclinata
Budurovignathus hungaricus
Budurovignathus truempyi
Paragondolella excelsa
Neogondolella? regalis
Chiosella timorensis
Chiosella gondolelloides
Triassospathodus sosioensis
Neospathodus triangularis
Icriospathodus collinsoni
Neospathodus pingdingshanensis
Borinella buurensis-Scythogondolella milleri
Neospathodus waageni
Neospathodus dieneri Morph 3
Sweetospathodus kummeli
Neogondollela krystyni
Isarcicella isarcica
Hindeodus parvus
Clarkina zhejiangensis-Clarkina meishanensis
Clarkina changxingensis
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 postserrata
Jinogondolella aserrata
Jinogondolella nankingensis
Mesogondolella lamberti-Neostreptognathodus sulcoplicatus
Sweetognathus guizhouensis
Neostreptognathodus prayi
Neostreptognathodus pnevi
Neostreptognathodus pequopensis
Sweetognathus clarki
Sweetognathus whitei
Sweetognathus anceps-Mesogondolella bisselli
Sweetognathus binodosus
Sweetognathus merrilli-Mesogondolella uralensis
Streptognathodus postfusus
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
Iapetognathus fluctivagus
Zone
Misikella posternsteniniNorigondolella sp.Cypriodella mosheriCypriodella bidentataCypriodella serrulataCypriodella posteraCypriodella spiculataCypriodella multidentataEpigondolella triangularisEpigondolella quadrataMetapolygnathus primitiusMetapolygnathus nodosusMetapolygnathus carpathicusMetapolygnathus polygnathiformisMetapolygnathus tadpoleMetapolygnathus intermediusParagondolella inclinataBudurovignathus hungaricusBudurovignathus truempyiParagondolella excelsaNeogondolella? regalisChiosella timorensisChiosella gondolelloidesTriassospathodus sosioensisNeospathodus triangularisIcriospathodus collinsoniNeospathodus pingdingshanensisBorinella buurensis-Scythogondolella milleriNeospathodus waageniNeospathodus dieneri Morph 3Sweetospathodus kummeliNeogondollela krystyniIsarcicella isarcicaHindeodus parvusClarkina zhejiangensis-Clarkina meishanensisClarkina deflecta-Clarkina yiniClarkina changxingensisClarkina subarinataClarkina wangiClarkina longicuspidataClarkina orientalisClarkina transcaucasicaClarkina guangyuanensisClarkina leveniClarkina asymmetricaClarkina dukouensisClarkina postitteri postitteriClarkina postitteri hongshuiensisJinogondolella grantiJinogondolella prexuanhanensisJinogondolella altudaensisJinogondolella shannoniJinogondolella postserrataJinogondolella aserrataJinogondolella nankingensisMesogondolella lamberti-Neostreptognathodus sulcoplicatusSweetognathus guizhouensisNeostreptognathodus prayiNeostreptognathodus pneviNeostreptognathodus pequopensisSweetognathus clarkiSweetognathus whiteiSweetognathus anceps-Mesogondolella bisselliSweetognathus binodosusSweetognathus merrilli-Mesogondolella uralensisStreptognathodus postfususStreptognathodus fususStreptognathodus constrictus-Mesogondolella belladontaeStreptognathodus sigmoidalis-Streptognathodus cristellarisStreptognathodus isolatusStreptognathodus wabaunsensisStreptognathodus simplex-Streptognathodus bellusStreptognathodus virgilicusStreptognathodus vitaliStreptognathodus simulatorStreptognathodus firmusIdiognathodus toretzianusStreptognathodus cancellosusIdiognathodus sagittalisStreptognathodus subexcelsusNeoghanthodus round-Streptognathodus cancellosusNeoghanthodus medexultimus-Streptognathodus-concinnusStreptognathodus dissectusNeognathodus uralicusDeclinognathodus donetzianusNeognathodus atokaensisDeclinognathodus marginodosusIdiognathodus sinuosusNeognathodus askynensisIdiognathoides sinuatusDeclinognathodus noduliferusGnathodus postbilineatusGnathodus bollandensisLochriea cruciformisLochriea ziegleriLochriea nodosaLochriea mononodosaGnathodus bilineatusGnathodus praebillineatusGnathodus texanusGnathodus pseudosemiglaber-Scallioganthus anchoralisGnathodus semiglaber-Polygnathus communisDollimae bouckaertiGnathodus typicus-Siphonodella isostichaSiphonodella quadruplicata-Patrognathus andersoniSiphonodella sandbergi-Siphonodella belkaiSiphonodella duplicataSiphonodella sulcataSiphonodella praesulcataPalmatolepis gracilis expansaPalmatolepis perlobata posteraPalmatolepis rugosa trachyteraPalmatolepis marginiferaPalmatolepis rhomboideaPalmatolepis crepidaPalmatolepis triangularisPalmatolepis linguiformisPalmatolepis rhenanaPalmatolepis hassiPalmatolepis punctataPalmatolepis transitansMesotaxis guanwushanensisKlapperina disparilisSchmidtognathus hermanniPolygnathus varcusPolygnathus hemiansatusPolygnathus ensensisTortodus knockelianus knockelianusPolygnathus costatus costatusPolygnathus costatus partitusPolygnathus costatus patulusLinguipolygnathus serotinusPolygnathus inversusEocostapolygnathus nothoperbonusEocostapolygnathus gronbergiEocostapolygnathus excavatusEocostapolygnathus kitabicusEocostapolygnathus pireneaeGondwania kindleiGondwania irregularisPedavis gilbertiMasaraella pandora morpho. BetaAncryodelloides trigonicusLeanea transitansLanea eleanoraeLanea omoalphaCaudicriodus postwoschmidtiCaudicriodus hesperiusOulodus elegans detortusOzarkodina eosteinhornensisOzarkodina crispaOzarkodina snajdriPolygnathoides siluricusAncoradella ploeckensisKockelella variabilis variabilisKockelella crassaKockelella ortus obsidataOzarkodina bohemica longaOzarkodina sagitta sagittaKockelella ortus ortusKockelella walliseriOzarkodina sagitta rhenanaKockelella ranuliformisPterospathodus pennatus procerusPterospathodus amorphognathoides amorphognathoidesPterospathodus amorphognathoides lithuanicusPterospathodus amorphognathoides lennartiPterospathodus amorphognathoides angulatusPterospathodus eopennatusDistomodus staurognathoidesPterospathodus tenuisAspelunda expansaDistomodus kentuckyensisAphelognathus shatzeriAphelognathus divergensAphelognathus grandisOulodus robustusOulodus velicuspisBelodina confluensPlectodina tenuisPhragmodus undatusBelodina compressaErismodus quadridactylusPlectodina aculeataCahabagnathus sweetiCahabagnathus friendsvillensisPhragmodus polonicusHistiodella holodentataHistiodella sinuosaHistiodella altifronsMicrozarkodina flabellum/Tripodus laevusReutterodus andinusOepikodus communisAcodus delatus/Oneotodus costatusMacerodus dianaeRossodus manitouensisCordylodus angulatusIapetognathus fluctivagus
