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† Psiloceratoidea

Additional Functions

Grouping

Belonging to	Gaeabionta ⇒ Domäne: Eukaryota ⇒ Reich: Animalia ⇒ Mittelreich: Eumetazoa ⇒ Klade: Triploblastica ⇒ Klade: Eutriploblastica ⇒ Klade: Neotriploblastica ⇒ Klade: Eucoelomata ⇒ Superstamm: Eutrochozoa ⇒ Stamm: Mollusca ⇒ Klasse: Cephalopoda ⇒ Unterklasse: Ammonoïdea ⇒ Ordnung: Ammonitida
Taxonomic segment	Überfamilie
This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.

Name from

Corresponding author (Name, Year)

Hyatt, 1867

Other languages

scientific

Psiloceratoidea

Alternative Name

scientific	Arietitacea	Hyatt, 1875 Ref.: J. L. Dommergues and S. Goolaerts. 2012. Oxyarietites boletzkyi n. gen., n. sp., nouveau genre et nouvelle espèce d’ammonite dans le Sinémurien inférieur de Bourgogne (France): un rare précurseur des morphologies oxycônes pour le Jurassique. Geodiversitas
scientific	Arietitoidea	Hyatt, 1875 Ref.: J. L. Dommergues and S. Goolaerts. 2012. Oxyarietites boletzkyi n. gen., n. sp., nouveau genre et nouvelle espèce d’ammonite dans le Sinémurien inférieur de Bourgogne (France): un rare précurseur des morphologies oxycônes pour le Jurassique. Geodiversitas
scientific	Psilocerataceae

Detailed description

Die Gattungen dieser Überfamilie bilden eine große Formenvielfalt und sind in zahlreiche Familien und Unterfamilien gegliedert. Es kommen glattschalige so wie auch kompliziert skulpturierte Gehäuse vor. Auch entrollte Formen sind bekannt. Die Lobenlinie ist oft stark zerschlitzt.

Lebenszeitraum in Million Jahren (Ma)

Start age: 199.6 Ma - End age: 189.6 Ma

Phanerozoic
(Phanerozoikum)

Mesozoic
(Mesozoikum)

Jurassic
(Jura)

Lower/Early Jurassic
(Lias)

Sinemurian
(Sinemurium)

Hettangian
(Hettangium)

189.6
196.5

196.5
199.6

Additional data by PBDB, License: CC BY

Motility:	fast-moving
Compositon of the remains:	Aragonite

Reference- and Source indication, Literature

Links

http://fossilworks.org/bridge.pl?a=taxonInfo&taxon_no=204844

Automatic Links to external internet sources (Responsibility is with the operator)

Search for taxonomy at PaleobioDB.org

Search for taxonomy at Fossilworks

Search for taxonomy at The Taxonomicon

Next lower taxonomy level

Familie: Arietitidae Hyatt, 1875

Familie: Asteroceratidae Spath, 1946

Familie: Cymbitidae Buckman, 1919

Familie: Echioceratidae Buckman, 1913

Gattung: Metamorphites Kment, 2000

Gattung: Oxyarietites Dommergues & Goolaerts, 2012

Familie: Oxynoticeratidae Hyatt, 1875

Familie: Phyllytoceratidae Wiedmann, 1970

Familie: Psiloceratidae Hyatt, 1867

Familie: Schlotheimiidae Spath, 1923

Refresh list

Actuality: 19. Mar 2023 - 13:47:09

On the same taxonomic level (siblings) (Count: 21)

Taxonomic assignment (443)

Gaeabionta

Eukaryota (Domäne)

Animalia (Reich)

Eumetazoa (Mittelreich)

Triploblastica (Klade)

Eutriploblastica (Klade)

Neotriploblastica (Klade)

Eucoelomata (Klade)

Eutrochozoa (Superstamm)

Mollusca (Stamm)

Cephalopoda (Klasse)

Ammonoïdea (Unterklasse)

Ammonitida (Ordnung)

Psiloceratoidea (Überfamilie)

Arietitidae (Familie)

Agassiceratinae (Unterfamilie)

Agassiceras (Gattung)

Euagassiceras (Gattung)

Alsatitinae (Unterfamilie)

Alsatites (Gattung)

Alsatites bipartitus (Art)

Alsatites cycloides (Art)

Alsatites doetzkirchneri (Art)

Alsatites laqueus (Art)

Alsatites liasicus (Art)

Alsatites nigromontanus (Art)

Alsatites pamlicoensis (Art)

Alsatites proaries (Art)

Canavarites (Gattung)

Gonioptychoceras (Gattung)

Gonioptychoceras gonioptychum (Art)

Gonioptychoceras progastor (Art)

Gonioptychoceras sebanum (Art)

Pseudaetomoceras (Gattung)

Arietites castagnolai (Art)

Pseudaetomoceras abnormilobatus (Art)

Pseudaetomoceras castagnolai (Art)

Pseudaetomoceras doetzkirchneri (Art)

Pseudaetomoceras shoshonense (Art)

Pseudaetomoceras victoriense (Art)

Tipperoceras (Gattung)

Tipperoceras mullerense (Art)

Arietitinae (Unterfamilie)

Arietites (Gattung)

Arietites bonnardii (Art)

Arietites bucklandi (Art)

Arietites geometricus (Art)

Arietites ligusticoides (Art)

Arietites ligusticus (Art)

Arietites longicellus (Art)

Arietites rotiformis (Art)

Arietites subsalinarius (Art)

Arietites wichmanni (Art)

Arnioceras (Gattung)

Arnioceras arnouldi (Art)

Arnioceras bodleyi (Art)

Arnioceras ceratitoides (Art)

Arnioceras fieldingiceroides (Art)

Arnioceras insolitum (Art)

Arnioceras miserabile (Art)

Arnioceras nevadanum (Art)

Arnioceras paucicostum (Art)

Arnioceras pseudoturneri (Art)

Arnioceras rejectum (Art)

Arnioceras robustum (Art)

Arnioceras semicostatum

Arnioceras speciosum (Art)

Arnioceras transitionis (Art)

Arniotites vancouverensis (Art)

Coroniceras (Gattung)

Coroniceras fergusoni (Art)

Coroniceras freboldi (Art)

Coroniceras grantsvillense (Art)

Coroniceras insulcatus (Art)

Coroniceras involutum (Art)

Coroniceras kridion (Art)

Coroniceras luningense (Art)

Coroniceras mutabile (Art)

Coroniceras rotiforme (Art)

Coroniceras volcanoense (Art)

Coroniceras (Eucoroniceras) (Untergattung)

Coroniceras (Guexiceras) (Untergattung)

Coroniceras (Paracoroniceras) (Untergattung)

Coroniceras (Paracoroniceras) mutabile (Art)

Eucoroniceras (Gattung)

Paracoroniceras (Gattung)

Guexiceras (Gattung)

Guexiceras profundus (Art)

Longziceras (Gattung)

Metarnioceras (Gattung)

Schreinbachites (Gattung)

Schreinbachites laqueoides (Art)

Schreinbachites praecursor (Art)

Schreinbachites retroversicostatus (Art)

Schreinbachites vaihingensis (Art)

Tmaegoceras (Gattung)

Tmaegoceras crassiceps (Art)

Tmaegoceras nudaries (Art)

Vermiceras (Gattung)

Metophioceras galaczi (Art)

Metophioceras rotarium (Art)

Metophioceras rotticus (Art)

Metophioceras trigonatum (Art)

Protocymbites azzouzi (Art)

Vermiceras densicostatum (Art)

Vermiceras ophioides (Art)

Vermiceras praespiratissimum (Art)

Vermiceras supraspiratum (Art)

Vermiceras (Epammonites) (Untergattung)

Vermiceras (Epammonites) cordieri

Vermiceras (Gyrophioceras) (Untergattung)

Gyrophioceras mineralense (Art)

Gyrophioceras morganense (Art)

Gyrophioceras praespiratissimum (Art)

Gyrophioceras supraspiratum (Art)

Vermiceras (Gyrophioceras) praespiratissimus (Art)

Vermiceras (Gyrophioceras) supraspiratus (Art)

Vermiceras (Paracaloceras) (Untergattung)

Alpinoceras loki (Art)

Alpinoceras perspiratum (Art)

Alpinoceras perspiratus (Art)

Alpinoceras salinarius (Art)

Alpinoceras seebachi (Art)

Alpinoceras spiratus (Art)

Paracaloceras centauroides (Art)

Paracaloceras concavum (Art)

Paracaloceras coregonense (Art)

Paracaloceras coregonensis (Art)

Paracaloceras haueri (Art)

Paracaloceras multicostatum (Art)

Paracaloceras rursicostatum (Art)

Paracaloceras varaense (Art)

Vermiceras (Vermiceras) (Untergattung)

Bartoliniceras (Gattung)

Cariniceras (Gattung)

Hypasteroceratinae (Unterfamilie)

Hypasteroceras (Gattung)

Hypasteroceras montii (Art)

Hypasteroceras planulatum (Art)

Periasteroceras (Gattung)

Pseudotropitinae (Unterfamilie)

Pseudotropites (Gattung)

Pseudotropites ultratriasicus (Art)

Asteroceratidae (Familie)

Aegasteroceras (Gattung)

Aegasteroceras peyssonneli (Art)

Aegasteroceras sagittarium (Art)

Arctoasteroceras (Gattung)

Asteroceras (Gattung)

Asteroceras blakei (Art)

Asteroceras margaritoides (Art)

Asteroceras reynesi (Art)

Asteroceras saltriensis (Art)

Asteroceras smithi (Art)

Asteroceras stellare (Art)

Asteroceras suevicum (Art)

Bagnolites (Gattung)

Bagnolites stuarti (Art)

Caenisites (Gattung)

Caenisites brooki (Art)

Caenisites pulchellus (Art)

Caenisites turneri (Art)

Eparietites (Gattung)

Eparietites falloti (Art)

Eparietites glaber (Art)

Eparietites undaries (Art)

Epophioceras (Gattung)

Epophioceras cognitum (Art)

Epophioceras landrioti (Art)

Epophioceras longicella (Art)

Epophioceras veszpremensis (Art)

Epophioceroides (Gattung)

Epophioceroides apertus (Art)

Euerbenites (Gattung)

Parasteroceras (Gattung)

Parasteroceras kovacsi (Art)

Parasteroceras pulchellum (Art)

Parasteroceras rakusi (Art)

Parasteroceras umbilicoparvum (Art)

Protechioceras (Gattung)

Ptycharietites (Gattung)

Ptycharietites asteroceroides (Art)

Ptycharietites (Ptycharietites) (Untergattung)

Ptycharietites (Ptycharietites) heterogenus (Art)

Ptycharietites (Ptycharietites) ptychogenos (Art)

Tmaegophioceras (Gattung)

Tmaegophioceras laeve (Art)

Cymbitidae (Familie)

Cymbites (Gattung)

Cymbites centriglobus (Art)

Cymbites globosus (Art)

Cymbites laevigatus (Art)

Hyerifalchia (Gattung)

Echioceratidae (Familie)

Echioceras (Gattung)

Echioceras delicatum (Art)

Echioceras intermedium (Art)

Echioceras quenstedti (Art)

Echioceras raricostatoides (Art)

Echioceras raricostatum (Art)

Gagaticeras (Gattung)

Leptechioceras (Gattung)

Leptechioceras macdonnelli (Art)

Leptechioceras meigeni (Art)

Leptechioceras subplicatum (Art)

Leptechioceras (Leptechioceras) (Untergattung)

Leptechioceras (Neomicroceras) (Untergattung)

Neomicroceras (Gattung)

Orthechioceras (Gattung)

Palaeoechioceras (Gattung)

Hypechioceras pierrei (Art)

Palaeoechioceras spirale (Art)

Palaeoechioceras suemegensis (Art)

Protechioceras formosum (Art)

Paltechioceras (Gattung)

Paltechioceras anomalum (Art)

Paltechioceras aureolum (Art)

Paltechioceras boehmi (Art)

Paltechioceras burckhardti (Art)

Paltechioceras charpentieri (Art)

Paltechioceras ebriolum (Art)

Paltechioceras elicitum (Art)

Paltechioceras favrei (Art)

Paltechioceras flexicostatum (Art)

Paltechioceras hierlatzicum (Art)

Paltechioceras liciense (Art)

Paltechioceras meisteri (Art)

Paltechioceras mexicanum (Art)

Paltechioceras nobile (Art)

Paltechioceras oosteri (Art)

Paltechioceras recticostatum (Art)

Paltechioceras romanicum (Art)

Paltechioceras studeri (Art)

Plesechioceras (Gattung)

Plesechioceras delicatum (Art)

Plesechioceras doricum (Art)

Plesechioceras edmundi (Art)

Metamorphites (Gattung)

Metamorphites marmorei (Art)

Oxyarietites (Gattung)

Oxyarietites boletzkyi (Art)

Oxynoticeratidae (Familie)

Cheltonia (Gattung)

Cheltonia acciptris (Art)

Cheltonia galeata (Art)

Cheltonia oustense (Art)

Gleviceras (Gattung)

Gleviceras doris (Art)

Gleviceras glevense (Art)

Gleviceras guibalianum (Art)

Gleviceras iridescens (Art)

Gleviceras lotharingius (Art)

Gleviceras palomense (Art)

Gleviceras paniceum (Art)

Gleviceras rigidum (Art)

Gleviceras subguibalianum (Art)

Gleviceras victoris (Art)

Riparioceras richei (Art)

Hypoxynoticeras (Gattung)

Metoxynoticeras (Gattung)

Oxynoticeras (Gattung)

Oxynoticeras orientale (Art)

Oxynoticeras oxynotum (Art)

Oxynoticeras soemanni (Art)

Oxynoticeras stenomphalum (Art)

Oxynoticeras williamsi (Art)

Oxynoticeroides (Gattung)

Oxynoticeroides simplicatum (Art)

Paracymbites (Gattung)

Paracymbites denneyi (Art)

Paracymbites dennyiformis (Art)

Paroxynoticeras (Gattung)

Paroxynoticeras salisburgense (Art)

Paroxynoticeras subundulatum (Art)

Radstockiceras (Gattung)

Carixiceras buvigneri (Art)

Fastigiceras clausum (Art)

Radstockiceras buvignieri (Art)

Radstockiceras complanosum (Art)

Radstockiceras complicatum (Art)

Radstockiceras evolutum (Art)

Radstockiceras fastigatum (Art)

Radstockiceras gemmellaroi (Art)

Radstockiceras involutum (Art)

Radstockiceras perilambanon (Art)

Slatterites (Gattung)

Phyllytoceratidae (Familie)

Psiloceratidae (Familie)

Discamphiceratinae (Unterfamilie)

Discamphiceras (Gattung)

Discamphiceras antiquum (Art)

Discamphiceras atanatense (Art)

Discamphiceras calcimontanum (Art)

Discamphiceras guidonii (Art)

Discamphiceras kammerkarense (Art)

Discamphiceras kammerkaroides (Art)

Discamphiceras ornatum (Art)

Discamphiceras pleuronotum (Art)

Discamphiceras reissi (Art)

Discamphiceras silberlingi (Art)

Discamphiceras submesogenos (Art)

Discamphiceras tipperi (Art)

Discamphiceras toxophorum (Art)

Kammerkaroceras (Gattung)

Paradiscamphiceras (Gattung)

Paradiscamphiceras athabascanense (Art)

Paradiscamphiceras dickinsoni (Art)

Paradiscamphiceras elkhornense (Art)

Euphyllites (Gattung)

Euphyllites occidentalis (Art)

Euphyllites struckmanni (Art)

Euphyllites waehneri (Art)

Lepteocaloceras (Gattung)

Megastomoceras (Gattung)

Megastomoceras anisophyllum (Art)

Megastomoceras berchta (Art)

Megastomoceras euptychum (Art)

Megastomoceras loxoptychum (Art)

Megastomoceras megastoma (Art)

Megastomoceras pachydiscus (Art)

Megastomoceras paltar (Art)

Megastomoceras panzneri (Art)

Megastomoceras pleurolissum (Art)

Megastomoceras polystreptum (Art)

Megastomoceras rahana (Art)

Megastomoceras stenoptychum

Mullerites (Gattung)

Mullerites pleuroacanthitoides (Art)

Psiloceras (Gattung)

Psiloceras angulocostatum (Art)

Psiloceras calliphylloides (Art)

Psiloceras calliphyllum (Art)

Psiloceras costosum (Art)

Psiloceras gernense (Art)

Psiloceras marcouxi (Art)

Psiloceras naumanni (Art)

Psiloceras pacificum (Art)

Psiloceras planorbis (Art)

Psiloceras plicatulum (Art)

Psiloceras polymorphum (Art)

Psiloceras pressum (Art)

Psiloceras primocostatum (Art)

Psiloceras rectocostatum (Art)

Psiloceras spelae (Art)

Psiloceras spelae tirolicum (Unterart)

Psiloceras strongolum (Art)

Psiloceras superius (Art)

Psiloceras tenerum (Art)

Psiloceras tibeticum (Art)

Psiloceras tilmanni (Art)

Psiloceras transiens (Art)

Psiloceras trochoeides (Art)

Psiloceratinae (Unterfamilie)

Badouxia (Gattung)

Badouxia canadensis (Art)

Badouxia castlensis (Art)

Badouxia columbiae (Art)

Badouxia forticostata (Art)

Badouxia striata (Art)

Psiloceras columbiae (Art)

Caloceras (Gattung)

Caloceras bloomfieldense (Art)

Caloceras johnstoni (Art)

Caloceras pirondi (Art)

Caloceras posttorus (Art)

Psiloceras (Caloceras) johnstoni (Art)

Psiloceras (Caloceras) naumanni (Art)

Franziceras (Gattung)

Franziceras coronoides (Art)

Franziceras graylockense (Art)

Franziceras kennecottense (Art)

Franziceras ruidum (Art)

Franziceras sunrisense (Art)

Laqueoceras (Gattung)

Laqueoceras crebricinctum (Art)

Laqueoceras sublaqueus (Art)

Murihikuites (Gattung)

Murihikuites mackellari (Art)

Neophyllites (Gattung)

Neophyllites biptychus (Art)

Neophyllites imitans (Art)

Neophyllites neumayri (Art)

Psilophyllites (Gattung)

Psilophyllites hagenowii (Art)

Sunrisites (Gattung)

Sunrisites brimblecombei (Art)

Sunrisites chilcotinensis (Art)

Sunrisites chilensis (Art)

Sunrisites hadroptychum (Art)

Sunrisites hadroptychus (Art)

Sunrisites senililevis (Art)

Schlotheimiidae (Familie)

Angulaticeras (Gattung)

Angulaticeras angustisulcata (Art)

Angulaticeras boucaultianum (Art)

Angulaticeras cachinensis (Art)

Angulaticeras charmassei (Art)

Angulaticeras coquandi (Art)

Angulaticeras deletum (Art)

Angulaticeras densilobatum (Art)

Angulaticeras dumitricai (Art)

Angulaticeras etruscum (Art)

Angulaticeras marmoreum (Art)

Angulaticeras ochoticum (Art)

Angulaticeras posttaurinum (Art)

Angulaticeras rotundum (Art)

Angulaticeras rumpens (Art)

Angulaticeras scolioptychum (Art)

Angulaticeras sulcatum (Art)

Angulaticeras trapezoidale (Art)

Angulaticeras ventricosum (Art)

Angulaticeras (Angulaticeras) (Untergattung)

Angulaticeras (Angulaticeras) spinosus (Art)

Angulaticeras (Sulciferites) chtelnicaense (Art)

Angulaticeras (Sulciferites) helvii (Art)

Angulaticeras (Sulciferites) marmoreum (Art)

Hesperites clarae (Art)

Phylloceras coquandi (Art)

Sulciferites hongkongensis (Art)

Kammerkarites (Gattung)

Kammerkarites chinchillaensis (Art)

Kammerkarites diploptychoides (Art)

Kammerkarites frigga (Art)

Kammerkarites haploptychus (Art)

Kammerkarites megastoma (Art)

Kammerkarites paucicostatum (Art)

Kammerkarites praecoronoides (Art)

Kammerkarites rahana (Art)

Kammerkarites rectiradiatus (Art)

Kammerkarites tumescens (Art)

Waehneroceras tumescens (Art)

Macrogrammites (Gattung)

Storthoceras australe (Art)

Storthoceras circacostatum (Art)

Storthoceras curviornatum

Storthoceras extracostatum (Art)

Storthoceras frigga (Art)

Storthoceras garfieldense (Art)

Storthoceras haploptychum (Art)

Storthoceras subrahana (Art)

Saxoceras (Gattung)

Saxoceras extracostatum (Art)

Saxoceras portlocki (Art)

Schlotheimia (Gattung)

Schlotheimia angulata (Art)

Schlotheimia cuevitensis (Art)

Schlotheimia donar (Art)

Schlotheimia donar pachygaster (Varietät)

Schlotheimia exechoptycha (Art)

Schlotheimia extranodosa (Art)

Schlotheimia montana (Art)

Schlotheimia phobetica (Art)

Waehneroceras (Gattung)

Curviceras curvicorne (Art)

Curviceras haidae (Art)

Curviceras waehneri (Art)

Waehneroceras tenerum (Art)

Refresh list

Actuality: 19. Mar 2023 - 13:47:11

References by PBDB, License: CC BY

A. C. Riccardi, 2019 - Cephalopods from the Triassic-Jurassic boundary interval in west central Argentina - Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen (291), 135-157 (journal article, English)

P. Lukeneder, 2018 - Sinemurian biostratigraphy of the Tannscharten section near Reichraming (Lower Jurassic, Schneeberg Syncline, Northern Calcareous Alps) - Austrian Journal of Earth Sciences (111), 092-110 (journal article, English)

M. Edmunds, 2016 - A systematic account of the ammonite faunas of the Obtusum Zone (Sinemurian Stage, Lower Jurassic) from Marston Magna, Somerset, UK - Proceedings of the Geologists' Association (127), 146-171 (journal article, English)

A. Hillebrandt, 2015 - Psiloceratid ammonites from the Lower Hettangian of the Karwendel Mountains (Northern Calcareous Alps, Austria) and their biostratigraphic significance - Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen (277), 275-306 (journal article, English)

M. K. Howarth, 2013 - Treatise on Invertebrate Paleontology, Part L, Revised, Volume 3B, Chapter 4: Psiloceratoidea, Eoderoceratoidea, Hildoceratoidea - Treatise Online (57), 1-139 (book chapter, English)

J. L. Dommergues, 2012 - Oxyarietites boletzkyi n. gen., n. sp., nouveau genre et nouvelle espèce d’ammonite dans le Sinémurien inférieur de Bourgogne (France): un rare précurseur des morphologies oxycônes pour le Jurassique - Geodiversitas (34), 517-529 (journal article, French)

C. Meister, 2011 - Sinemurian ammonites from Male Karpaty Mts., Western Carpathians, Slovakia. Part 1: Phylloceratoidea, Lytoceratoidea, Schlotheimiidae - Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen (259), 25-88 (journal article, English)

J.-L. Dommergues, 2011 - La lumachelle à Cardinia (Bivalves) et Alsatites (Ammonites) du "Revers de Côte Dure" dans l’Hettangien de la couverture sédimentaire du Massif du Rochail (Oisans, Isère, France) - Revue de Paléobiologie, Genève (30), 193-221 (journal article, French)

J.L. Dommergues, 2010 - The Sinemurian ammonites of the Lusitanian Basin (Portugal): an example of complex endemic evolution - Palaeodiversity (3), 59-87 (journal article, English)

C. Meister, 2010 - Early Jurassic (Hettangian - Sinemurian) Ammonites from New Caledonia (French Overseas Territory, Western Pacific) - Paleontological Research (14), 85-118 (journal article, English)

L. M. Longridge, 2008 - Three new species of the Hettangian (Early Jurassic) ammonite Sunrisites from British Columbia, Canada - Journal of Paleontology (82), 128-139 (journal article, English)

J. Blau, 2008 - A new fossiliferous site of Lower Liassic (Upper Sinemurian) marine sediments from the southern Sierra Madre Oriental (Puebla, Mexico): ammonite fauna, biostratigraphy, and description of Ectocentrites hillebrandti new species - Revista Mexicana de Ciencias Geológicas (25), 402-407 (journal article, English)

L. M. Longridge, 2008 - Middle and late Hettangian (Early Jurassic) ammonites from the Queen Charlotte Islands, British Columbia, Canada - Revue de Paleobiologie, Geneve (27), 191-248 (journal article, English)

L. M. Longridge, 2008 - Late Hettangian (Early Jurassic) ammonites from Taseko Lakes, British Columbia, Canada - Palaeontology (51), 367-404 (journal article, English)

J. Yin, 2007 - Ammonoids and the Triassic/Jurassic boundary in the Himalayas of southern Tibet - Palaeontology (50), 711-737 (journal article, English)

B. Geczy, 2007 - Les ammonites du Sinémurien et du Pliensbachien inférieur de la montagne du Bakony (Hongrie) - Revue de Paléobiologie (26), 137-305 (journal article, French)

L. M. Longridge, 2007 - Early Hettangian ammonites and radiolarians from the Queen Charlotte Islands, British Columbia and their bearing on the definition of the Triassic-Jurassic boundary - Palaeogeography, Palaeoclimatology, Palaeoecology (244), 142-169 (journal article, English)

A. Hillebrandt, 2006 - Ammoniten aus dem Pliensbachium (Carixium und Domerium) von Südamerika - Revue de Paléobiologie, Genève (25), 1-403 (journal article, German)

F. Macchioni, 2006 - Late early Sinemurian (early Jurassic) Ammonites from the Taseko Lakes map area, British Columbia - Palaeontology (49), 557-583 (journal article, English)

L. M. Longridge, 2006 - The Early Jurassic ammonite Badouxia from British Columbia, Canada - Palaeontology (49), 795-816 (journal article, English)

J. Yin, 2006 - Latest Triassic–earliest Jurassic bivalves of the Germig formation from Lanongla (Tibet, China) - Journal of Paleontology (80), 104-120 (journal article, English)

J. J. Gómez, 2005 - Bioestatigrafía del tránsito Triásico-jurásico en Asturias: ammonoideos y bivalvos entre Aviles y Caravia (España) - Geo-Temas (8), 183-187 (journal article, Spanish)

F. Venturi, 2005 - Early Pliensbachian ammonites from the Furlo Pass (Marche, Italy): two new faunas for the middle-western Tethys - Bollettino della Società Paleontologica Italiana (44), 81-115 (journal article, English)

F. Macchioni, 2005 - A new early Sinemurian (Jurassic) ammonite species from the Taseko Lakes map area, British Columbia, Canada - Journal of Paleontology (79), 790-795 (journal article, English)

G. Bloos, 2004 - Psiloceratids of the earliest Jurassic in the North-West European and Mediterranean Provinces – remarks and new observations - Stuttgarter Beiträge zur Naturkunde Serie B (347), 1-15 (serial monograph, English)

M. Edmunds, 2003 - The ammonite biostratigraphy of the Lower Lias "Armatum Bed" (Upper Sinemurian-Lower Pliensbachian) at St Peter's Field, Radstock, Somerset - Proceedings of the Geologists' Association (114), 65-96 (journal article, )

D. G. Taylor, 2002 - The Triassic/Jurassic System boundary in the John Day Inlier, east-central Oregon - Oregon Geology (64), 3-28 (journal article, English)

J. J. Sepkoski, Jr., 2002 - A compendium of fossil marine animal genera - Bulletins of American Paleontology (363), 1-560 (serial monograph, English)

M. Rakús, 2002 - Les ammonites du jurassique inférieur et moyen de la dorsal tunisienne - Mémoires de Géologie (39), 1-149 (serial monograph, French)

D. Delsate, 2002 - A new microvertebrate fauna from the Middle Hettangian (Early Jurassic) of Fontenoille (Province of Luxembourg, south Belgium) - Memoirs of the Geological Survey of Belgium (48), 3-83 (journal article, )

J. Blau, 2000 - Upper Sinemurian and lower Pliensbachian ammonite faunas from Herford-Diebrock area (NW Germany) - Palaeontologische Zeitschrift (74), 259-280 (journal article, English)

D.G. Taylor, 2000 - The Canadensis Zone (Early Jurassic) in the Shoshone Mountains Nevada - GeoResearch Forum (6), 211-224 (journal article, )

M. Rakús, 1999 - Lower Liassic (Hettangian) ammonites from Zlambach Graben near Bad Goisern, Upper Austria - Abhandlungen der Geologischen Bundesanstalt (56), 329-341 (journal article, English)

B. Géczy, 1998 - Lower Pliensbachian ammmonites of Villány (Hungary) - Hantkeniana (2), 5-47 (journal article, English)

J. Blau, 1998 - Monographie der Ammoniten des Obersinemuriums (Lotharingium, Lias) der Lienzer Dolomiten (Österreich): Biostratigraphie, Systematik und Paläobiogeographie - Revue de Paléobiologie, Genève (17), 177-285 (journal article, German)

D. T. Donovan, 1998 - A new ammonite genus from the Lower Jurassic (upper Sinemurian) of Dorset, England - Palaeontology (41), 993-999 (journal article, English)

J. Guex, 1998 - Deux nouveaux genres et quatre nouvelles espece d'ammonites (Cephalopoda) du Lias inférieur - Bulletin de Géologie (339), 73-85 (journal article, French)

D. G. Taylor, 1998 - Late Hettangian-early Sinemurian (Jurassic) ammonite biochronology of the western Cordillera, United States - Geobios (31), 467-497 (journal article, English)

P. L. Smith, 1996 - Pliensbachian (Lower Jurassic) ammonites of the Queen Charlotte Islands, British Columbia - Bulletins of American Paleontology (108), 1-122 (serial monograph, English)

F. Alkaya, 1995 - Liassic ammonites from the central and eastern Pontides (Ankara and Kelkit areas, Turkey) - Revue de Paléobiologie (14), 125-193 (journal article, English)

H. J. Campbell, 1995 - Jurassic Pholadomyidae (Bivalvia) from New Zealand and New Caledonia - New Zealand Journal of Geology and Geophysics (38), 47-59 (journal article, English)

J. Guex, 1995 - Ammonites hettangiennes de la Gabbs Valley Range (Nevada, USA) - Mémoires de Géologie (27), 1-131 (serial monograph, French)

G. Bloos, 1994 - Frühe Arietitidae (Ammonoidea) aus dem Hettangium (Angulata-Zone, Unt. Lias) von Württemberg (SW-Deutschland) - Stuttgarter Beiträge zur Naturkunde Serie B (219), 1-67 (journal article, German)

A. C. Riccardi, 1991 - Hettangian and Sinemurian (Lower Jurassic) biostratigraphy of Argentina - Journal of South American Earth Sciences (4), 159-170 (journal article, English)

N. T. J. Hollingworth, 1990 - A temporary exposure of Lower Lias (Late Sinemurian) at Dimmer Camp, Castle Cary, Somerset, south-west England - Mesozoic Research (2), 163-180 (journal article, English)

G. Bloos, 1988 - Ammonites marmoreus Oppel (Schlotheimiidae) im unteren Lias (Angulata-Zone depressa-Subzone) von Württemberg (Südwestdeutschland) - Stuttgarter Beiträge zur Naturkunde Serie B (141), 1-47 (journal article, German)

C. Meister, 1986 - Les ammonites du Carixien des Causses (France) - Schweizerische Paläontologische Abhandlungen (109), 1-209 (serial monograph, French)

Y. G. Wang, 1986 - Sinemurian (Early Jurassic) ammonite fauna from the Guangdong region of southern China - Journal of Paleontology (60), 1075-1085 (journal article, English)

B. Géczy, 1984 - Über Protechioceras Spath und Tmaegophioceras Spath (Arnmonoidea) aus dem Sinemurium Ungarns - Palaeontologische Zeitschrift (58), 89-98 (journal article, German)

C. M. Lee, 1984 - Lower Jurassic fossil assemblages at Sham Chung, New Territories, Hong Kong - Geological Society of Hong Kong Newsletter (2), 1-5 (journal article, English)

Y. Z. Sun, 1980 - Studies on Lower Jurassic ammonites from Kaiping-Enping area, Guangdong - Acta Palaeontologica Sinica (19), 68-76 (journal article, Chinese)

I. I. Sey, 1980 - Biostratigraphy of the Lower and Middle Jurassic deposits of the Far East - "Nedra" Publisher, Leningrad (), 187- (book/book chapter, English)

Y. Z. Sun, 1980 - Coroniceras freboldi name, in Studies on Lower Jurassic ammonites from Kaiping-Enping area, Guangdong - Acta Palaeontologica Sinica (19), 71- (journal article, Chinese)

T. A. Getty, 1973 - A revision of the generic classification of the family Echioceratidae (Cephalopoda, Ammonoidea) (Lower Jurassic) - University of Kansas Paleontological Contributions (63), 1-32 (serial monograph, English)

J. Wiedmann, 1970 - Über den Ursprung der Neoammonoideen - das Problem einer Typogenese - Eclogae Geologicae Helvetiae (63), 923-1020 (journal article, German)

H. Frebold, 1967 - Hettangian ammonite faunas of the Taseko Lakes area British Columbia - Geological Survey of Canada Bulletin (158), 1-35 (serial monograph, English)

L. F. Spath, 1956 - The Liassic Ammonite Faunas of the Stowell Park Borehole - Bulletin of the Geological Survey of Great Britiain (11), 140-179 (journal article, English)

International Commission on Zoological Nomenclatur, 1955 - Opinion 305. Suppression, under the plenary powers, of the generic name "Ammonites" Bruguière, 1789, and addition to the "official list of generic names in zoology" of the generic name "Arietites" Waagen, 1869 (Class Cephalopoda, Order Ammonoidea) - Opinions and Declarations Rendered by the International Commission on Zoological Nomenclature (8), 297-312 (journal article, English)

J. P. Smith, 1927 - Upper Triassic marine invertebrate faunas of North America - United States Geological Survey Professional Paper (141), 1-262 (serial monograph, English)

L. Krumbeck, 1923 - Zur Kenntnis des Juras der Insel Timor: sowie des Aucellen-Horizontes von Seran und Buru - Palaeontologie von Timor (12), 1-120 (serial monograph, German)

H. Douvillé, 1916 - Les terrains secondaires dans le massif du Moghara à l’Est de l’isthme de Suez - Mémoire de l’Académie des Sciences, Paris (54), 1-184 (serial monograph, French)

J. F. Pompeckj, 1895 - Ammoniten des Rhät - Neues Jahrbuch für Mineralogie, Geologie und Palaeontologie (1895), 1-46 (journal article, German)

A. Rothpletz, 1892 - Die Perm-, Trias- und Jura-Formation auf Timor und Rotti im Indischen Archipel - Palaeontographica (39), 57-106 (journal article, German)