List of ammonite genera

A variety of ammonite forms, from Ernst Haeckel's 1904 Kunstformen der Natur.

This list of ammonites is a comprehensive listing of genera that are included in the subclass †Ammonoidea, excluding purely vernacular terms. The list includes genera that are commonly accepted as valid, as well as those that may be invalid or doubtful (nomina dubia), or were not formally published (nomina nuda), as well as junior synonyms of more established names, and genera that are no longer considered ammonites.

Reliability of this list

Most of the generic names in this list come from Jack Sepkoski's 2002 compendium of marine fossil genera, which can be corroborated by other sources such as Part L, Ammonoidea, in the Treatise on Invertebrate Paleontology. Additional generic names included come from the Treatise or various peer review scientific journals.

Ammolite is an iridescent gem stone made from the shells of fossil ammonites

A

The Triassic ammonites Arcestes intuslabiatus (top) and A. binacostomus (bottom), from what is now Austria
Reconstruction of Annuloceras summersi.
Asteroceras, a Jurassic ammonite from England.

Ab

Ac

Ae

Ag

Ai

Ak

Al

Am

An

Ap

Aq

Ar

As

At

Au

Av

Ax

B

Fragmented fossil specimens of Baculites
Bostrychoceras polyplocum

C

Cobbanites talkeetnanus

Ca

Ce

  • Ceccaites
  • Celaeceras
  • Cenisella
  • Ceratites
  • Ceratpbeloceras
  • Chamoussetia

Ch

Ci

Cl

Co

  • Coahuilites
  • Cobbanites
  • Cobbanoscaphites
  • Cochleiferoceras
  • Cochloceras
  • Cochlocrioceras
  • Coeloceltites
  • Coeloceras
  • Coeloderoceras
  • Coilopoceras
  • Colchidites
  • Collectoceras
  • Collignoniceras
  • Collignonites
  • Collina
  • Collotia
  • Colombiceras
  • Coloradoscaphites
  • Columbites
  • Concavites
  • Conlinoceras
  • Constileioceras
  • Convoluticeras
  • Cordubiceras
  • Coroceras
  • Corongoceras
  • Coroniceras
  • Coronites
  • Costaclymenia
  • Costidiscus
  • Costigymnites
  • Costileioceras
  • Costimitoceras
  • Cottreauites
  • Couloniceras
  • Cowtoniceras

Cr

Ct

Cu

  • Cubaochetoceras
  • Cuccoceras
  • Cuneicardioceras
  • Cunitoceras
  • Cunningtoniceras
  • Cutchisphinctes
  • Cuyaniceras

Cy

  • Cyclobactrites
  • Cycloceltites
  • Cyclolobus
  • Cycloclymenia
  • Cylioceras
  • Cymaceras
  • Cymaclymenia
  • Cymahoplites
  • Cymbites
  • Cymoceras
  • Cyrtobactrites
  • Cyrtochilus
  • Cyrtoclymenia
  • Cyrtopleurites
  • Cyrtosiceras

Cz

  • Czekanowskites

D

Dactylioceras fossil.
Douvilleiceras and Hoplites were French ammonites that lived during the Early Cretaceous.
Discoscaphites iris

Da

De

  • Decipia
  • Decorites
  • Deiradoceras
  • Delecticeras
  • Delepinoceras
  • Delphinites
  • Demarezites
  • Derolytoceras
  • Deshayesites
  • Desmoceras
  • Desmophyllites
  • Desmoscaphites
  • Devonobactrites
  • Devonopronorites

Dh

  • Dhosaites
  • Dhrumaites

Di

  • Diaboloceras
  • Diadochoceras
  • Diamanticeras
  • Diaplococeras
  • Diaziceras
  • Dichotomites
  • Dichotomoceras
  • Dichotomosphinctes
  • Dickersonia
  • Dicostella
  • Didymites
  • Didymoceras
  • Dieneria
  • Difuntites
  • Digitophyllites
  • Dilatobactrites
  • Dimeroceras
  • Dimeroclymenia
  • Dimorphinites
  • Dimorphites
  • Dimorphoceras
  • Dimorphoceratoides
  • Dimorphoplites
  • Dimorphotoceras
  • Dinarites
  • Diodochoceras
  • Dionites
  • Diplacmoceras
  • Diplasioceras
  • Diplesioceras
  • Diplomoceras
  • Diplosirenites
  • Dipoloceras
  • Dipoloceroides
  • Dirrymoceras
  • Discoceratites
  • Discoclymenia
  • Discohoplites
  • Discophiceras
  • Discophyllites
  • Discoptychites
  • Discoscaphites
  • Discosphinctes
  • Discosphinctoides
  • Discotropites
  • Distichites
  • Distichoceras
  • Distoloceras
  • Dittmarites
  • Divisosphinctes

Dj

  • Djurjuriceras

Do

Dr

  • Drepanites
  • Drumoceras

Du

Dy

  • Dyscheiloceras

Dz

  • Dzhaprakoceras
  • Dzhulfoceras

E

An ammonite fossil.
Paleoartist Heinrich Harder's reconstruction of some ammonites as they would appear in life.
A stone pathway constructed with many ammonite specimens.

F

A pencil drawing of an ammonite fossil. Ammonitic sutures are visible for part of the shell's length.

G

An ammonite from Spain.
  • Gabbioceras
  • Gabillytes
  • Gaetanoceras
  • Gagaticeras
  • Gaitherites
  • Galaticeras
  • Galbanites
  • Gangadharites
  • Garantiana
  • Gargasiceras
  • Garniericeras
  • Garnierisphinctes
  • Garroniceras
  • Gastrioceras
  • Gastroplites
  • Gattendorfia
  • Gattenpleura
  • Gaudryceras
  • Gaurites
  • Gauthiericeras
  • Gazdaganites
  • Gemmellaroceras
  • Gentoniceras
  • Genuclymenia
  • Georgioceras
  • Germariceras
  • Gevanites
  • Geyeroceras
  • Giovaraites
  • Girtyoceras
  • Glabrophysodoceras
  • Glamocites
  • Glaphyrites
  • Glassoceras
  • Glatziella
  • Glaucolithites
  • Gleboceras
  • Gleviceras
  • Glochiceras
  • Glottoptychinites
  • Glyphidites
  • Glyphiolobus
  • Glyptarpites
  • Glyptoceras
  • Glyptoxoceras
  • Gnomohalorites
  • Gogoceras
  • Goliathiceras
  • Goliathites
  • Goniatites
  • Gonioclymenia
  • Goniocyclus
  • Gonioglyphioceras
  • Gonioloboceras
  • Gonioloboceratoides
  • Gonionotites
  • Gonolkites
  • Goodhallites
  • Gracilisphinctes
  • Gracilites
  • Grambergia
  • Grammoceras
  • Grandidiericeras
  • Graphoceras
  • Gravesia
  • Grayiceras
  • Graysonites
  • Gregoryceras
  • Griesbachites
  • Groebericeras
  • Groenlandites
  • Grossouvria
  • Grossouvrites
  • Guembelites
  • Guhsania
  • Guleilmites
  • Guleimiceras
  • Gulielmina
  • Gulielmites
  • Gunnarites
  • Gyaloceras
  • Gymnites
  • Gymnodiscoceras
  • Gymnoplites
  • Gymnotoceras
  • Gymnotropites
  • Gyroceratites
  • Gyroclymenia
  • Gyronites

H

This internal mold fossil exhibits an ammonitic suture pattern.
A specimen of Hoploscaphites from the Pierre Shale of South Dakota. Much of the original shell has survived.

Ha

He

Hi

  • Hibernicoceras
  • Hildaites
  • Hildoceras
  • Hildoceratoides
  • Hildoglochiceras
  • Himalayites
  • Himantoceras
  • Himavatites
  • Himispiticeras

Hl

Ho

  • Hodsonites
  • Hoeninghausia
  • Hoepenites
  • Hoffmannia
  • Holcodiscoides
  • Holcodiscus
  • Holcolissoceras
  • Holcophylloceras
  • Holcolytoceras
  • Holcoptychites
  • Hollandites
  • Holzapfeloceras
  • Holzbergia
  • Homerites
  • Homoceras
  • Homoceratoides
  • Homoeoplanulites
  • Hoplikosmokas
  • Hoplites
  • Hoplitoides
  • Hoplitoplacenticeras
  • Hoplocardioceras
  • Hoplocrioceras
  • Hoploscaphites
  • Hoplotropites
  • Horioceras
  • Hourcquia

Hu

  • Hubertoceras
  • Hudlestonia
  • Hudsonoceras
  • Huishuites
  • Hulenites
  • Hunanites
  • Hungarites

Hy

  • Hyattites
  • Hyattoceras
  • Hybonoticeras
  • Hypacanthoplites
  • Hyparpadites
  • Hypengonoceras
  • Hyperderoceras
  • Hypergoniatites
  • Hyperlioceras
  • Hyphantoceras
  • Hyphoplites
  • Hypisculites
  • Hypocladiscites
  • Hypophylloceras
  • Hypoturrilites
  • Hypoxynoticeras
  • Hyrcanites
  • Hysteroceras

I

This is an illustration from British Mineralology by James Smith. The catalogue, from which it is sourced, describes the print as "1802 [sic] Fossil Amonite Engraving"
  • Iberites
  • Idanoceras[5]
  • Idiocycloceras
  • Idiohamites
  • Idoceras
  • Ilowaiskya
  • Imitoceras
  • Imlayiceras
  • Inaigymnites
  • Indigirites
  • Indigirophyllites
  • Indoceltites
  • Indocephalites
  • Indoceras
  • Indojuvavites
  • Indonesites
  • Indoscaphites
  • Indosphinctes
  • Iniskinites
  • Intoceras
  • Intornites
  • Intranodites
  • Involuticeras
  • Inyoites
  • Inzeroceras
  • Iranoceras
  • Irinoceras
  • Isculites
  • Isculitoides
  • Ismidites
  • Isohomoceras
  • Isohoplites
  • Isterites
  • Istreites
  • Ivoites

J

Jeletzkytes, a Cretaceous ammonite from the United States
  • Jacobites
  • Janenschites
  • Japonites
  • Jauberticeras
  • Jeanneticeras
  • Jeanvogericeras
  • Jeletzkytes
  • Jellinekites
  • Jimboiceras
  • Jimenites
  • Joannites
  • Jouaniceras
  • Jovites
  • Juddiceras
  • Judicarites
  • Juraphyllites
  • Juresanites
  • Juvavites
  • Juvenites

K

Peltoceras solidum, Jurassic period of Israel
An ammonite fossil.

L

Fossil ammonite
Lithacosphinctes achilles
Uptonia jamesioni

M

A photo of a Bavarian ammonite being used as a decorative piece in a brick wall.
An iridescent ammonite from Madagascar.
Polished cross-section of an ammonite

Ma

Me

  • Medlicottia
  • Meekoceras
  • Megalytoceras
  • Megaphyllites
  • Megapronorites
  • Megasphaeroceras
  • Megatyloceras
  • Meginoceras
  • Melagathiceras
  • Melchiorites
  • Melonites
  • Melvilloceras
  • Menabites
  • Menabonites
  • Meneghiniceras
  • Menuites
  • Menuthiocrioceras
  • Mercaticeras
  • Merocanites
  • Mescalites
  • Mesobeloceras
  • Mesocladiscites
  • Mesoclymenia
  • Mesodactylites
  • Mesogaudryceras
  • Mesopuzosia
  • Mesosimoceras
  • Mesoturrilites
  • Metabactrites
  • Metacanites
  • Metacarnites
  • Metacymbites
  • Metadagnoceras
  • Metaderoceras
  • Metadimorphoceras
  • Metadinarites
  • Metagravesia
  • Metahamites
  • Metahaploceras
  • Metahedenstroemia
  • Metahoplites
  • Metalegoceras
  • Metalytoceras
  • Metapatoceras
  • Metapeltoceras
  • Metaplacenticeras
  • Metapronorites
  • Metaptychoceras
  • Metarnioceras
  • Metasibirites
  • Metasigaloceras
  • Metassuria
  • Metatibetites
  • Metatissotia
  • Metengonoceras
  • Metinyoites
  • Metoicoceras
  • Metoxynoticeras
  • Metrolytoceras
  • Metussuria
  • Mexicoceras


Mi

  • Miccocephalites
  • Michalskia
  • Michiganites
  • Micracanthoceras
  • Microbactrites
  • Microbiplices
  • Microdactylites
  • Microderoceras
  • Micromphalites
  • Microtropites
  • Miklukhoceras
  • Miltites
  • Mimagoniatites
  • Mimimitoceras
  • Mimosphinctes
  • Mirilentia
  • Miroclymenia
  • Mirojuvavites
  • Mirosphinctes
  • Mitonia
  • Mixomanticoceras
  • Miyakoceras

Mo

Mu

My

  • Myloceras

N

An early ammonite reconstruction.
The Aptychus is a mysterious piece of ammonite anatomy.

Na

  • Nairites
  • Nannites
  • Nannocardioceras
  • Nannolytoceras
  • Nannostephanus
  • Nannovascoceras
  • Nassichukites
  • Nathorstites
  • Nautellipsites

Ne

  • Neancyloceras
  • Nebraskites
  • Nebrodites
  • Negebites
  • Nejdia
  • Nelomites
  • Neoaganides
  • Neobibolites
  • Neocardioceras
  • Neochetoceras
  • Neocladiscites
  • Neoclypites
  • Neocolumbites
  • Neocomites
  • Neocosmoceras
  • Neocraspedites
  • Neocrimites
  • Neocrioceras
  • Neodimorphoceras
  • Neogastroplites
  • Neogauthiericeras
  • Neogeoceras
  • Neoglaphyrites
  • Neoglyphioceras
  • Neoglytoxoceras
  • Neogoniatites
  • Neograhamites
  • Neoharpoceras
  • Neohimavatites
  • Neohoploceras
  • Neoicoceras
  • Neokentoceras
  • Neolioceratoides
  • Neolissoceras
  • Neolobites
  • Neomantelliceras
  • Neomanticoceras
  • Neomicroceras
  • Neomorphoceras
  • Neopericyclus
  • Neopharciceras
  • Neophlycticeras
  • Neophylloceras
  • Neopopanoceras
  • Neopronorites
  • Neoprotrachyceras
  • Neoptychites
  • Neopulchellia
  • Neosaynoceras
  • Neoselwynoceras
  • Neoshumardites
  • Neosilesites
  • Neosirenites
  • Neostlingoceras
  • Neotibetites
  • Neouddenites
  • Neuqueniceras
  • Nevadisculites
  • Nevadites
  • Nevadoceras
  • Nevadophyllites
  • Newboldiceras
  • Newmarracarroceras


Ni

No

  • Nodiocoeloceras
  • Nodosageceras
  • Nodosoclymenia
  • Nodosohoplites
  • Nodotibetites
  • Noetlingites
  • Nolaniceras
  • Nomismoceras
  • Nordiceras
  • Nordophiceras
  • Noridiscites
  • Norites
  • Normannites
  • Nostoceras
  • Nothocephalites
  • Nothosporadoceras
  • Nothostephanus
  • Notoceras
  • Nowakites

Nu

  • Nuculoceras
  • Nummoceras

O

Two polished halves of an ammonite fossil.

P

Parapuzosia was a very large ammonite genus.
Restoration of the mosasaur Mosasaurus hoffmannii compared to individuals of Parapuzosia.
Pleuroceras spinatum Museum of Toulouse
Plesiacanthoceras wyomingense.
The pavement outside the Lyme Regis museum, made of concrete cast in the shape of Ammonites.
A Perisphinctes fossil.

Pa

  • Pachycardioceras
  • Pachyceras
  • Pachyclymenia
  • Pachydesmoceras
  • Pachydiscoides
  • Pachydiscus
  • Pachyerymnoceras
  • Pachylyroceras
  • Pachylytoceras
  • Pachypictonia
  • Pachysphinctes
  • Padagrosites
  • Padragosiceras
  • Palaeogoniatites
  • Palaeokazachstanites
  • Palaeophyllites
  • Palermites
  • Palicites
  • Palnerostephanus
  • Paltaopites
  • Paltechioceras
  • Pamphagosirenites
  • Paprothites
  • Paquiericeras
  • Paraacrochordiceras
  • Parabactrites
  • Parabehavites
  • Paraberriasella
  • Parabevalites
  • Paraboliceras
  • Paraboliceratoides
  • Paracadoceras
  • Paracalycoceras
  • Paracanthoplites
  • Paraceltites
  • Paraceratites
  • Paraceratitoides
  • Paracladiscites
  • Paracochloceras
  • Paraconlinoceras
  • Paracorniceras
  • Paracraspedites
  • Paracravenoceras
  • Paracrioceras
  • Paracuariceras
  • Paracymbites
  • Paradanubites
  • Paradasyceras
  • Paradicidia
  • Paradimeroceras
  • Paradimorphoceras
  • Paradinarites
  • Paradistichites
  • Paradolphia
  • Paraganides
  • Paragastrioceras
  • Paragattendorfia
  • Paragoceras
  • Paraguembelites
  • Paragymnites
  • Parahauerites
  • Parahildaites
  • Parahomoceras
  • Parahoplites
  • Parajaubertella
  • Parajuvavites
  • Parakellnerites
  • Paralcidia
  • Paralenticeras
  • Paralobites
  • Paralytoceras
  • Paramammites
  • Parammatoceras
  • Paranannites
  • Paranclyoceras
  • Parandiceras
  • Paranorites
  • Paranoritoides
  • Parapallasiceras
  • Parapatoceras
  • Parapeltoceras
  • Paraperrinites
  • Paraphyllites
  • Parapinacoceras
  • Paraplacites
  • Parapopanoceras
  • Parapronorites
  • Parapuzosia
  • Pararasenia
  • Pararcestes
  • Pararnioceras
  • Parasageceras
  • Parasaynoceras
  • Paraschartymites
  • Paraschistoceras
  • Parashumardites
  • Parasibirites
  • Parasilesites
  • Parasolenoceras
  • Paraspidites
  • Paraspidoceras
  • Paraspiticeras
  • Parastieria
  • Parastrenoceras
  • Parasturia
  • Paratexanites
  • Parathetidites
  • Parathisbites
  • Paratibites
  • Paratirolites
  • Paratissotia
  • Paratorleyoceras
  • Paratornoceras
  • Paratrachyceras
  • Paratropites
  • Paraturrilites
  • Paravirgatites
  • Parawedekindia
  • Parawocklumeria
  • Parayakutoceras
  • Parengonoceras
  • Parentites
  • Parinodiceras
  • Parkinsonia
  • Parodiceras
  • Parodontoceras
  • Paroecotraustes
  • Paroniceras
  • Paroxynoticeras
  • Partschiceras
  • Parussuria
  • Paryphoceras
  • Pascoeites
  • Paskentites
  • Passendorferia
  • Patagiosites
  • Paulotropites
  • Pavlovia
  • Pavloviceras

Pe

Ph

Pi

  • Picenia
  • Pictetia
  • Pictonia
  • Pimelites
  • Pinaclymenia
  • Pinacoceras
  • Pinacoplacites
  • Piriclymenia

Pl

  • Placenticeras
  • Placites
  • Planammatoceras
  • Planisphinctes
  • Plasmatoceras
  • Platotropites
  • Platyclymenia
  • Platycuccoceras
  • Platygoniatites
  • Platylenticeras
  • Platynoticeras
  • Platypleuroceras
  • Playfordites
  • Plesiacanthoceras
  • Plesiacanthoides
  • Plesiohamites
  • Plesiospitidiscus
  • Plesiotissotia
  • Plesioturrilites
  • Pleuroacanthites
  • Pleurocephalites
  • Pleuroceras
  • Pleurodistichites
  • Pleurohoplites
  • Pleurolytoceras
  • Pleuronodoceras
  • Pleuropinacoceras
  • Pleurotexanites
  • Pleydellia
  • Plictetia

Po

Pr

  • Praebigotites
  • Praedaraelites
  • Praeglyphioceras
  • Praemanambolites
  • Praemeroceras
  • Praemuniericeras
  • Praeparkinsonia
  • Praepolyplectus
  • Praesphaeroceras
  • Praestrigites
  • Praetollia
  • Pravitoceras
  • Preflorianites
  • Preflorianitoides
  • Prenkites
  • Preshumardites
  • Presimoceras
  • Pricella
  • Prionites
  • Prionoceras
  • Prionocycloceras
  • Prionocyclus
  • Prionodoceras
  • Proarcestes
  • Proavites
  • Probeloceras
  • Procarnites
  • Procerites
  • Procerozigzag
  • Procheloniceras
  • Prochorites
  • Procladiscites
  • Procliviceras
  • Procolumbites
  • Procraspedites
  • Prodactylioceras
  • Prodeshayesites
  • Prodromites
  • Progalbanites
  • Progeronia
  • Progonoceratites
  • Progonioclymenia
  • Prograyiceras
  • Proharpoceras
  • Prohauericeras
  • Prohecticoceras
  • Prohelicoceras
  • Prohungarites
  • Prohysteroceras
  • Projuvavites
  • Prolecanites
  • Proleopoldia
  • Proleymeriella
  • Prolobites
  • Prolyelliceras
  • Promantelliceras
  • Promicroceras
  • Proniceras
  • Pronoetlingites
  • Pronorites
  • Propectinatites
  • Properisphinctes
  • Properrinites
  • Propinacoceras
  • Proplacenticeras
  • Proplanulites
  • Propopanoceras
  • Proptychites
  • Proptychitoides
  • Prorasenia
  • Prorsisphinctes
  • Prosaphites
  • Proshumardites
  • Prosiceras
  • Prososphinctes
  • Prososphinctoides
  • Prosphingites
  • Prostacheoceras
  • Protacanthoceras
  • Protacanthodiscus
  • Protacanthoplites
  • Protaconeceras
  • Protactoclymenia
  • Protanclyoceras
  • Protanisoceras
  • Protengonoceras
  • Protetragonites
  • Proteusites
  • Protexanites
  • Prothalassoceras
  • Protimanites
  • Protocanites
  • Protoceras
  • Protoecotrausites
  • Protogrammoceras
  • Protohoplites
  • Protophites
  • Protoplatytes
  • Protopopanoceras
  • Protornoceras
  • Protosageceras
  • Protothurmannia
  • Prototoceras
  • Protoxyclymenia
  • Protrachyceras
  • Protropites
  • Proturrilitoides
  • Prouddenites
  • Provirgatites

Ps

  • Pseudacompsoceras
  • Pseudaetomoceras
  • Pseudagathiceras
  • Pseudammatoceras
  • Pseudargentiniceras
  • Pseudarietites
  • Pseudarisphinctes
  • Pseudaspidites
  • Pseudaspidoceras
  • Pseudharpoceras
  • Pseudhelicoceras
  • Pseudhimalayites
  • Pseudinvoluticeras
  • Pseudoaganides
  • Pseudoaspidoceras
  • Pseudobactrites
  • Pseudobaculites
  • Pseudobarroisiceras
  • Pseudobrightia
  • Pseudocadoceras
  • Pseudocalycoceras
  • Pseudocardioceras
  • Pseudocarnites
  • Pseudoceltites
  • Pseudoclambites
  • Pseudoclydoniceras
  • Pseudoclymenia
  • Pseudocosmoceras
  • Pseudodanubites
  • Pseudofavrella
  • Pseudoflemingites
  • Pseudofoordites
  • Pseudogarantiana
  • Pseudogarnieria
  • Pseudogastrioceras
  • Pseudoglaphyrites
  • Pseudogrammoceras
  • Pseudogregoryceras
  • Pseudohalorites
  • Pseudohaploceras
  • Pseudoinvoluticeras
  • Pseudojacobites
  • Pseudokatroliceras
  • Pseudokossmaticeras
  • Pseudokymatites
  • Pseudoleymeriella
  • Pseudolillia
  • Pseudolioceras
  • Pseudolissoceras
  • Pseudomercaticeras
  • Pseudoneoptychites
  • Pseudonomismoceras
  • Pseudoosterella
  • Pseudopallasiceras
  • Pseudoparalegoceras
  • Pseudopeltoceras
  • Pseudoperisphinctes
  • Pseudophyllites
  • Pseudoplacenticeras
  • Pseudopolyplectus
  • Pseudoppelia
  • Pseudoprobeloceras
  • Pseudopronorites
  • Pseudopuzosia
  • Pseudosageceras
  • Pseudosaynella
  • Pseudoschistoceras
  • Pseudoschloenbachia
  • Pseudosimoceras
  • Pseudosirenites
  • Pseudosonneratia
  • Pseudosubplanitoides
  • Pseudothetidites
  • Pseudothurmannia
  • Pseudotibetites
  • Pseudotirolites
  • Pseudotissotia
  • Pseudotoceras
  • Pseudotoites
  • Pseudotropites
  • Pseudovidrioceras
  • Pseudovirgatites
  • Pseudowaagenia
  • Pseudoxybeloceras
  • Pseuduptonia
  • Psiloceras
  • Psilocladiscites
  • Psilohamites
  • Psilophyllites
  • Psilosturia
  • Psilotissotia

Pt

Pu

Q

R

Ammonite fossils.

S

Scaphites fossil.
Shastoceras behemothi (front) and Annuloceras summersi (background)

Sa

  • Sageceras
  • Sagenites
  • Saghalinites
  • Sakhaites
  • Sakmarites
  • Salaziceras
  • Salfeldiella
  • Saltericeras
  • Salterites
  • Sandbergeroceras
  • Sandlingites
  • Sangzhites
  • Sanmartinoceras
  • Sanyangites
  • Sarasinella
  • Saxoceras
  • Saynella
  • Saynoceras

Sc

Se

  • Sellaclymenia
  • Sellagoniatites
  • Sellanarcestes
  • Selwynoceras
  • Semenovites
  • Semiformiceras
  • Semiornites
  • Serpianites
  • Serramanticoceras
  • Seymourites

Sh

  • Shahrudites
  • Shakraceras
  • Shangraoceras
  • Shaoyangoceras
  • Sharpeiceras
  • Shasticrioceras
  • Shastoceras
  • Shengoceras
  • Shikhanites
  • Shirbuirnia
  • Shouchangoceras
  • Shumardites

Si

  • Siberiptychites
  • Sibirites
  • Sibyllites
  • Sicanites
  • Sicilioceras
  • Siculites
  • Siemiradzkia
  • Sigaloceras
  • Silberlingites
  • Silenticeras
  • Silesites
  • Silesitoides
  • Simaspidoceras
  • Simbirskites
  • Simichelloceras
  • Simmoceras
  • Simoceras
  • Simocosmoceras
  • Simonyceras
  • Simosphinctes
  • Simotoichites
  • Sindeites
  • Sinotites
  • Sinzovia
  • Sirenites
  • Sirenotrachyceras
  • Sivajiceras
  • Sizilites

Sk

Sl

So

Sp

  • Spathiceras
  • Spathites
  • Speetoniceras
  • Sphaeroceras
  • Sphaerocladiscites
  • Sphaerocoeloceras
  • Sphaerodomites
  • Sphaeromanticoceras
  • Sphaeroptychius
  • Sphenarpites
  • Sphenoclymenia
  • Sphenodiscus
  • Sphingites
  • Spinammatoceras
  • Spinokosmoceras
  • Spinoleiophyllites
  • Spiroceras
  • Spirogmoceras
  • Spirolegoceras
  • Spiticeras
  • Spitidiscus
  • Sporadoceras

St

  • Stacheites
  • Stacheoceras
  • Stantonoceras
  • Stantonites
  • Staufenia
  • Stegoxyites
  • Stehnocephalites
  • Steinmannites
  • Stemmatoceras
  • Stenarcestes
  • Stenocadoceras
  • Stenoclymenia
  • Stenocyclus
  • Stenoglaphyrites
  • Stenopharciceras
  • Stenopopanoceras
  • Stenopronorites
  • Stephanites
  • Stephanoceras
  • Stikinoceras
  • Stoliczkaia
  • Stolleites
  • Stomohamites
  • Stoppaniceras
  • Streblites
  • Strebliticeras
  • Strenoceras
  • Striatosirenites
  • Strigoceras
  • Strigogoniatites
  • Strungia
  • Sturia
  • Styracoceras
  • Styrites

Su

  • Subalpinites
  • Subarcthoplites
  • Subastieria
  • Subbarroisiceras
  • Subbonarellia
  • Subcollina
  • Subcolumbites
  • Subcraspedites
  • Subdichotomoceras
  • Subgrossouvria
  • Subinyoites
  • Subitoceras
  • Subkossmatia
  • Sublithacoceras
  • Sublunuloceras
  • Submantelliceras
  • Submeekoceras
  • Submortoniceras
  • Subnebrodites
  • Subneumayria
  • Subolenekites
  • Suboosterella
  • Subperrinites
  • Subplanites
  • Subprionocyclus
  • Subpulchellia
  • Subsaynella
  • Subshumardites
  • Substeueroceras
  • Substreblites
  • Subthurmannia
  • Subtissotia
  • Subvertebriceras
  • Subvishnuites
  • Sudeticeras
  • Sulciferites
  • Sulcimitoceras
  • Sulcoclymenia
  • Sulcodimorphoceras
  • Sulcogirtyoceras
  • Sulcohamites
  • Sulcohamitoides
  • Sulcohoplites
  • Sundaites
  • Sunites
  • Surenites
  • Sutneria

Sv

  • Svalbardiceras
  • Sverdrupites
  • Svetlanoceras

Sy

  • Sympolycyclus
  • Synartinskia
  • Syngastrioceras
  • Synpharciceras
  • Synuraloceras
  • Synwocklumeria
  • Syrdenites

T

An ammonite with goniatitic sutures.
The coat of arms of the municipality of Tensfeld contains an ammonite shell and a sundew.

Ta

  • Tabantalites
  • Taffertia
  • Talenticeras
  • Tamarites
  • Tapashanites
  • Taramelliceras
  • Tardeceras
  • Tarrantoceras
  • Taskanites
  • Tauroceras

Te

  • Tectiretites
  • Tegoceras
  • Teicherticeras
  • Telermoceras
  • Teloceras
  • Telodactylites
  • Telodactylus
  • Temnoptychites
  • Terektites
  • Teshioites
  • Tetragonites (syn. Epigoniceras)
  • Tetrahoplites
  • Tetrahoplitoides
  • Tetraspidoceras
  • Texanites
  • Texoceras

Th

  • Thallassoceras
  • Thambites
  • Thamboceras
  • Thanamites
  • Theganoceras
  • Thetidites
  • Thisbites
  • Thomasites
  • Thomelites
  • Thorsteinssonoceras
  • Thraxites
  • Thurmannia
  • Thurmanniceras

Ti

Tj

  • Tjururpites

Tm

  • Tmaegoceras
  • Tmaegophioceras
  • Tmetoceras

To

  • Tokurites
  • Tollia
  • Tolypeceras
  • Tompophiceras
  • Tongluceras
  • Tongoboroceras
  • Tonoceras
  • Torcapella
  • Toricellites
  • Torleyoceras
  • Tornia
  • Tornoceras
  • Tornquisites
  • Tornquistites
  • Torquatisphinctes
  • Tovebirkelundites
  • Toxamblyites
  • Toxolioceras
  • Tozerites

Tr

  • Trachybaculites
  • Trachyceras
  • Trachylytoceras
  • Trachyphyllites
  • Trachypleuraspidites
  • Trachysagenites
  • Trachyscaphites
  • Trachystenoceras
  • Tragodesmoceras
  • Tragodesmoceroides
  • Tragolytoceras
  • Tragophylloceras
  • Tragorhacoceras
  • Transicoeloceras
  • Traskites
  • Trenerites
  • Treptocceras
  • Trettinoceras
  • Triaclymenia
  • Triagolytoceras
  • Triainoceras
  • Tridentites
  • Trigonogastrioceras
  • Trilobiticeras
  • Trimanticoceras
  • Trimarginia
  • Trimarginites
  • Triozites
  • Tritropidoceras
  • Trizonoceras
  • Trochleiceras
  • Trochoclymenia
  • Trochoceras
  • Trolliceras
  • Tropaeum
  • Tropiceltites
  • Tropidoceras
  • Tropigastrites
  • Tropigymnites
  • Tropites
  • Tropitoides
  • Truyolsoceras

Ts

  • Tsvetkovites

Tu

  • Tuberodiscoides
  • Tugurites
  • Tulites
  • Tumaroceras
  • Tumilites
  • Tunesites
  • Tunglanites
  • Turrilites
  • Turrilitoides

Ty

  • Tympanoceras
  • Tyrannites

U

An ammonitic ammonoid with the body chamber missing, showing the septal surface (especially at right) with its undulating lobes and saddles.

V

Cross-section of an English ammonite.
  • Vacekia
  • Valanginites
  • Valdedorsella
  • Valentolytoceras
  • Vallites
  • Vandaites
  • Vascoceras
  • Vavilovites
  • Velebites
  • Veleziceras
  • Venezoliceras
  • Verancoceras
  • Vermiceras
  • Vermisphinctes
  • Verneuilites
  • Vertebriceras
  • Vertebrites
  • Veveysiceras
  • Vicininodiceras
  • Vickohlerites
  • Vidrioceras
  • Villania
  • Vinalesites
  • Vinalesphinctes
  • Virgataxioceras
  • Virgatites
  • Virgatopavlovia
  • Virgatomorphites
  • Virgatosimoceras
  • Virgatosphinctes
  • Virgatospinctoides
  • Vishnuites
  • Voehringerites
  • Vredenburgites

W

A gigantic ammonite fossil kept in a German museum.
  • Waagenina
  • Waagenoceras
  • Waehneroceras
  • Wagnericeras
  • Waldthausenites
  • Wangoceras
  • Wasatchites
  • Watinoceras
  • Wedekindella
  • Wellerites
  • Wellsites
  • Welterites
  • Werneroceras
  • Wewokites
  • Wheatleyites
  • Whitbyiceras
  • Whynoticeras
  • Wichmanniceras
  • Wiedeyoceras
  • Winchelloceras
  • Windhauseniceras
  • Winslowoceras
  • Whynoticeras
  • Wintonia
  • Witchellia
  • Wocklumeria
  • Wopfingites
  • Wordieoceras
  • Worthoceras
  • Wrightoceras
  • Wyomingites

X

Y

Z

Fossil ammonite.

See also

Wikimedia Commons has media related to Ammonoidea.

References

  1. ^ M.R.A. Thomson, « Ammonite faunas of the Lower Cretaceous of south-eastern Alexander Island », British Antarctic Survey Scientific Reports, No. 80 (1974), p.1-44.
  2. ^ Krystyn, L. 1978. Schriftenreihe erdwiss. Komm. ost. Akad. Wiss. 4: 68. Nomenclator Zoologicus record Archived 2011-07-20 at the Wayback Machine
  3. ^ Donovan, D.T. 1998. "A new ammonite genus from the Lower Jurassic (Upper Sinemurian) of Dorset, England" (PDF). Archived from the original (PDF) on 2007-09-27. (1.89 MiB) Palaeontology 41(5): 993-999.
  4. ^ Urlichs, M. 1994. Stuttgarter Beitraege zur Naturkunde Serie B (Geologie und Palaeontologie) 217: 29. Nomenclator Zoologicus record
  5. ^ Henderson, R.A. & E.D. McKenzie 2002. Idanoceras, a new heteromorph ammonite genus from the Late Albian of Eastern Australia. Journal of Paleontology 76(5): 906-909.
  6. ^ Work, D.M. & D.R. Boardman 2003. Mapesites, a new Upper Pennsylvanian (Lower Virgilian) ammonoid from Kansas. Journal of Paleontology 77(6): 1195-1197.

Uncited genera names can be verified at:

  • Sepkoski, J.J. Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363: 1–560. Sepkoski's Online Genus Database

External links

  • Mikko's Phylogeny Archive entry on "†Ammonoidea"
  • The Paleobiology Database entry on "Ammonoidea"
  • Sepkoski's Online Genus Database entry on "Cephalopoda"
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