Opinions from O. Szives 2007
- 'Acanthoceras albrechtiaustriae belongs to Acanthoceras' according to Uhlig 1883
- 'Acanthoceras albrechtiaustriae is recombined as Procheloniceras albrechtiaustriae'
- 'Acanthoceras bigoureti is recombined as Acanthohoplites bigoureti'
- 'Acanthoceras milletianum elegans is recombined as Hypacanthoplites elegans'
- 'Acanthoceras milletianum plesiotypica belongs to Acanthoceras milletianum' according to Fritel 1906
- 'Acanthoceras milletianum plesiotypica is recombined as Hypacanthoplites plesiotypicus'
- 'Acanthoceras worthense is recombined as Stoliczkaia (Lamnayella) worthense'
- 'Acanthocerataceae belongs to Ammonitina'
- 'Acanthoceratidae belongs to Acanthocerataceae'
- 'Acanthohoplites belongs to Acanthohoplitinae'
- 'Acanthohoplites andranomenensis belongs to Acanthohoplites' according to Besaire 1936
- 'Acanthohoplites andranomenensis belongs to Acanthohoplites'
- 'Acanthohoplites multispinatus robusta belongs to Acanthohoplites multispinatus' according to Sinzow 1907
- 'Acanthohoplites multispinatus robusta is recombined as Parahoplites robustus'
- 'Acanthohoplites multispinatus tenuicostata belongs to Acanthohoplites multispinatus' according to Sinzow 1907
- 'Acanthohoplites multispinatus tenuicostata is recombined as Parahoplites tenuicostatus'
- 'Acanthohoplitinae belongs to Parahoplitidae'
- 'Acanthoplites acutecosta is recombined as Hypacanthohoplites acutecostum'
- 'Ammonites agassizianus is recombined as Kossmatella agassiziana'
- 'Ammonites baborensis is recombined as Partschiceras baborense'
- 'Ammonites beudanti is recombined as Beudanticeras (Beudanticeras) beudanti'
- 'Ammonites binus is recombined as Hysteroceras binum'
- 'Ammonites blancheti is recombined as Neophlycticeras (Neophlycticeras) blancheti'
- 'Ammonites buddha is recombined as Anagaudryceras buddha'
- 'Ammonites cleon is recombined as Cleoniceras cleon'
- 'Ammonites coelonotus belongs to Ammonites' according to Seeley 1865
- 'Ammonites coelonotus is recombined as Discohoplites coelonotus'
- 'Ammonites cornuelianus is recombined as Cheloniceras (Cheloniceras) cornuelianum'
- 'Ammonites dispar is recombined as Stoliczkaia (Stoliczkaia) dispar'
- 'Ammonites dozei belongs to Ammonites' according to Fallot 1885
- 'Ammonites dozei is recombined as Zelandites dozei'
- 'Ammonites dupinianus belongs to Ammonites' according to d'Orbigny 1841
- 'Ammonites dupinianus is recombined as Beudanticeras (Beudanticeras) dupinianum'
- 'Ammonites duvalianus is recombined as Tetragonites (Tetragonites) duvalianus'
- 'Ammonites emerici belongs to Ammonites' according to Raspail 1831
- 'Ammonites emerici is recombined as Melchiorites emerici'
- 'Ammonites falcatus is recombined as Hyphoplites falcatus'
- 'Ammonites getulinus is recombined as Valdedorsella getulina'
- 'Ammonites guettardi is recombined as Holcophylloceras guettardi'
- 'Ammonites hippocrepis is recombined as Scaphites (Scaphites) hippocrepis'
- 'Ammonites inflatus is recombined as Mortoniceras (Mortoniceras) inflatum'
- 'Ammonites jaubertianus is recombined as Jauberticeras jaubertianum'
- 'Ammonites latidorsatus is recombined as Desmoceras (Desmoceras) latidorsatum'
- 'Ammonites mammillatus is recombined as Douvilleiceras mammillatum'
- 'Ammonites mayoriana is recombined as Puzosia (Puzosia) mayoriana'
- 'Ammonites melchioris is recombined as Melchiorites melchioris'
- 'Ammonites michelianum is recombined as Gabbioceras michelianum'
- 'Ammonites milletianus is recombined as Hypacanthoplites milletianus'
- 'Ammonites muhlenbecki belongs to Ammonites' according to Fallot 1885
- 'Ammonites muhlenbecki is recombined as Kossmatella muhlenbecki'
- 'Ammonites navicularis nothus is recombined as Stoliczkaia (Stoliczkaia) notha'
- 'Ammonites nodosocostatus is recombined as Diadochoceras nodosocostatum'
- 'Ammonites polyopsis is recombined as Placenticeras polyopsis'
- 'Ammonites rostratus is recombined as Mortoniceras (Mortoniceras) rostratum'
- 'Ammonites salazacensis is recombined as Salaziceras (Salaziceras) salazacense'
- 'Ammonites senequieri is recombined as Brancoceras senequieri'
- 'Ammonites timotheanus is recombined as Tetragonites (Tetragonites) timotheanus'
- 'Ammonites velledae is recombined as Phylloceras (Hypophylloceras) velledae'
- 'Anagaudryceras belongs to Gaudryceratinae'
- 'Anahoplites belongs to Anahoplitinae'
- 'Anahoplites picteti belongs to Anahoplites' according to Spath 1925
- 'Anahoplites picteti belongs to Anahoplites'
- 'Anahoplitinae belongs to Hoplitidae'
- 'Ancyloceras belongs to Ancyloceratinae'
- 'Ancyloceras matheronianum is corrected as Ancyloceras matheroni and belongs to Ancyloceras'
- 'Ancylocerataceae belongs to Ancyloceratina'
- 'Ancyloceratidae belongs to Ancylocerataceae'
- 'Ancyloceratinae belongs to Ancyloceratidae'
- 'Anisoceras belongs to Anisoceratidae'
- 'Anisoceras pseudoelegans belongs to Anisoceras'
- 'Anisoceratidae belongs to Turrilitaceae'
- 'Arrhaphoceras belongs to Anahoplitinae'
- 'Arrhaphoceras (Praeschloenbachia) belongs to Arrhaphoceras' according to Scholz 1973
- 'Arrhaphoceras (Praeschloenbachia) belongs to Arrhaphoceras'
- 'Baculites belongs to Baculitidae'
- 'Baculites gaudini is recombined as Lechites (Lechites) gaudini'
- 'Baculitidae belongs to Turrilitaceae'
- 'Beudanticeras belongs to Beudanticeratinae'
- 'Beudanticeras (Beudanticeras) belongs to Beudanticeras'
- 'Beudanticeratinae belongs to Desmoceratidae'
- 'Brahmaites belongs to Kossmaticeratinae'
- 'Brancoceras belongs to Brancoceratinae'
- 'Brancoceratidae belongs to Acanthocerataceae'
- 'Brancoceratinae belongs to Brancoceratidae'
- 'Calliphylloceratinae belongs to Phylloceratidae'
- 'Cheloniceras belongs to Cheloniceratinae'
- 'Cheloniceras (Cheloniceras) belongs to Cheloniceras'
- 'Cheloniceras (Epicheloniceras) belongs to Cheloniceras'
- 'Cheloniceras (Paracheloniceras) guenoti belongs to Cheloniceras (Paracheloniceras)' according to Collignon 1965
- 'Cheloniceras (Paracheloniceras) guenoti is a subjective synonym of Cheloniceras (Paracheloniceras) rerati'
- 'Cheloniceras (Paracheloniceras) rerati belongs to Cheloniceras (Paracheloniceras)' according to Collignon 1965
- 'Cheloniceras (Paracheloniceras) rerati belongs to Cheloniceras (Paracheloniceras)'
- 'Cheloniceratinae belongs to Douvilleiceratidae'
- 'Cleoniceras belongs to Cleoniceratidae'
- 'Cleoniceratinae was reranked as the family Cleoniceratidae and belongs to Desmocerataceae'
- 'Colombiceras belongs to Acanthohoplitinae'
- 'Deshayesitaceae belongs to Ammonitina'
- 'Deshayesitidae belongs to Deshayesitaceae'
- 'Deshayesitinae belongs to Deshayesitidae'
- 'Desmoceras belongs to Desmoceratinae'
- 'Desmoceras (Desmoceras) belongs to Desmoceras'
- 'Desmoceras (Uhligella) balmensis belongs to Desmoceras (Uhligella)' according to Jacob 1908
- 'Desmoceras (Uhligella) balmensis is recombined as Uhligella balmensis'
- 'Desmoceras (Uhligella) convergens belongs to Desmoceras (Uhligella)' according to Jacob 1908
- 'Desmoceras (Uhligella) convergens is recombined as Beudanticeras (Beudanticeras) convergens'
- 'Desmoceras akuschaense is a subjective synonym of Valdedorsella getulina'
- 'Desmoceras clansayense is recombined as Uhligella clansayensis'
- 'Desmoceras clansayense belongs to Desmoceras' according to Jacob 1905
- 'Desmoceras zuercheri is recombined as Zuercherella zuercheri'
- 'Desmocerataceae belongs to Ammonitina'
- 'Desmoceratidae belongs to Desmocerataceae'
- 'Desmoceratinae belongs to Desmoceratidae'
- 'Diadochoceras belongs to Cheloniceratinae'
- 'Diadochoceras hokodzense belongs to Diadochoceras' according to Mikhailova 1963
- 'Diadochoceras hokodzense belongs to Diadochoceras'
- 'Diadochoceras margariti belongs to Diadochoceras' according to Mikhailova 1963
- 'Diadochoceras margariti belongs to Diadochoceras'
- 'Diadochoceras spinosum belongs to Diadochoceras' according to Mikhailova 1963
- 'Diadochoceras spinosum belongs to Diadochoceras'
- 'Diplomoceratidae belongs to Turrilitaceae'
- 'Diplomoceratinae belongs to Diplomoceratidae'
- 'Dipoloceras belongs to Mojsisovicziinae'
- 'Dipoloceras (Dipoloceras) belongs to Dipoloceras'
- 'Discohoplites belongs to Hoplitinae'
- 'Douvilleiceras belongs to Douvilleiceratinae'
- 'Douvilleiceras clansayense belongs to Douvilleiceras' according to Jacob 1905
- 'Douvilleiceras clansayense is recombined as Eodouvilleiceras clansayense'
- 'Douvilleicerataceae belongs to Ancyloceratina'
- 'Douvilleiceratidae belongs to Douvilleicerataceae'
- 'Douvilleiceratinae belongs to Douvilleiceratidae'
- 'Dufrenoyia katalinae belongs to Dufrenoyia'
- 'Engonoceras belongs to Engonoceratidae'
- 'Engonoceras duboisi belongs to Engonoceras' according to Latil 1989
- 'Engonoceras duboisi belongs to Engonoceras'
- 'Engonoceratidae belongs to Hoplitaceae'
- 'Eodouvilleiceras belongs to Douvilleiceratinae'
- 'Eogaudryceras belongs to Gaudryceratinae'
- 'Eoscaphites belongs to Scaphitinae'
- 'Ephamulina belongs to Anisoceratidae'
- 'Epicheloniceras (Paracheloniceras) belongs to Epicheloniceras' according to Collignon 1962
- 'Epicheloniceras (Paracheloniceras) is reassigned into Cheloniceras'
- 'Ficheuria belongs to Flickiinae'
- 'Ficheuria kiliani belongs to Ficheuria'
- 'Flickiidae belongs to Acanthocerataceae'
- 'Flickiinae belongs to Flickiidae'
- 'Gabbioceras belongs to Gabbioceratinae'
- 'Gabbioceratinae belongs to Tetragonitidae'
- 'Gaudryceratidae was reranked as the subfamily Gaudryceratinae and belongs to Gaudryceratidae'
- 'Gaudryceratidae belongs to Tetragonitaceae'
- 'Glyptoxoceras belongs to Diplomoceratinae'
- 'Graysonites belongs to Mantelliceratinae'
- 'Graysonites horvathi belongs to Graysonites'
- 'Hamites belongs to Hamitidae'
- 'Hamites (Stomohamites) ibex belongs to Hamites (Stomohamites)' according to Spath 1941
- 'Hamites (Stomohamites) ibex is recombined as Helicohamites ibex'
- 'Hamites (Stomohamites) subvirgulatus is recombined as Stomohamites subvirgulatus'
- 'Hamites acteon belongs to Hamites' according to d'Orbigny 1850
- 'Hamites acteon is recombined as Protanisoceras acteon'
- 'Hamites adpressus belongs to Hamites' according to Sowerby 1814
- 'Hamites adpressus is recombined as Ptychoceras adpressum'
- 'Hamites armatus is recombined as Anisoceras armatum'
- 'Hamites csaszari belongs to Hamites' according to Szives and Monks 2002
- 'Hamites csaszari belongs to Hamites'
- 'Hamites duplicatus is recombined as Helicohamites duplicatus'
- 'Hamites fueloepi belongs to Hamites' according to Szives and Monks 2002
- 'Hamites fueloepi belongs to Hamites'
- 'Hamites intermedius belongs to Hamites' according to Sowerby 1814
- 'Hamites intermedius belongs to Hamites'
- 'Hamites kalvariensis belongs to Hamites' according to Szives and Monks 2002
- 'Hamites kalvariensis belongs to Hamites'
- 'Hamites praegibbosus belongs to Hamites' according to Spath 1941
- 'Hamites spiniger is recombined as Idiohamites spiniger'
- 'Hamites virgulatus is recombined as Stomohamites virgulatus'
- 'Hamitidae belongs to Turrilitaceae'
- 'Helicohamites belongs to Hamitidae'
- 'Hemiptychoceras belongs to Hamitidae'
- 'Holcophylloceras belongs to Calliphylloceratinae'
- 'Hoplitaceaea is corrected as Hoplitaceae and belongs to Ammonitina'
- 'Hoplites nolani is recombined as Nolaniceras nolani'
- 'Hoplitidae belongs to Hoplitaceae'
- 'Hoplitinae belongs to Hoplitidae'
- 'Huescarites companyi is a subjective synonym of Zuluscaphites orycteropusi'
- 'Hypacanthohoplites belongs to Acanthohoplitinae'
- 'Hypacanthoplites belongs to Acanthohoplitinae'
- 'Hypacanthoplites spathi belongs to Hypacanthoplites' according to Dutertre 1938
- 'Hypacanthoplites spathi is a subjective synonym of Hypacanthoplites elegans'
- 'Hyphoplites belongs to Hoplitinae'
- 'Hyphoplites campichei belongs to Hyphoplites'
- 'Hyphoplites campichei belongs to Hyphoplites' according to Spath 1925
- 'Hyphoplites costosus belongs to Hyphoplites'
- 'Hyphoplites falcatus aurora belongs to Hyphoplites falcatus' according to Wright and Wright 1949
- 'Hyphoplites falcatus aurora belongs to Hyphoplites falcatus'
- 'Hysteroceras belongs to Brancoceratinae'
- 'Idiohamites belongs to Anisoceratidae'
- 'Idiohamites dorsetensis belongs to Idiohamites'
- 'Jauberticeras belongs to Gabbioceratinae'
- 'Kossmatella belongs to Kossmatellinae'
- 'Kossmatella (Kossmatella) romana is recombined as Kossmatella romana'
- 'Kossmatellinae belongs to Gaudryceratidae'
- 'Kossmaticeratinae belongs to Kossmaticeratidae'
- 'Lechites belongs to Baculitidae'
- 'Lechites (Lechites) belongs to Lechites'
- 'Lechites communis belongs to Lechites' according to Spath 1941
- 'Lechites communis is recombined as Lechites (Lechites) communis'
- 'Lechites moreti is recombined as Lechites (Lechites) moreti'
- 'Lyelliceratidae belongs to Acanthocerataceae'
- 'Lytoceras belongs to Lytoceratidae'
- 'Lytoceras (Tetragonites) was reranked as Tetragonites and belongs to Tetragonitidae'
- 'Lytoceras (Tetragonites) heterosulcatum is recombined as Tetragonites (Tetragonites) heterosulcatum'
- 'Lytocerataceae belongs to Lytoceratina'
- 'Lytoceratidae belongs to Lytocerataceae'
- 'Mantelliceras belongs to Mantelliceratinae'
- 'Mantelliceratinae belongs to Acanthoceratidae'
- 'Mariella belongs to Turrilitinae'
- 'Mariella (Mariella) belongs to Mariella'
- 'Mathoceras belongs to Mathoceratinae'
- 'Mathoceratinae belongs to Deshayesitidae'
- 'Melchiorites belongs to Puzosiinae'
- 'Menabites belongs to Texanitinae'
- 'Menabites (Delawarella) belongs to Menabites'
- 'Menabites (Delawarella) suemegensis belongs to Menabites (Delawarella)'
- 'Metascaphites belongs to Scaphitinae'
- 'Metascaphites kashaii belongs to Metascaphites'
- 'Metascaphites scholzi belongs to Metascaphites'
- 'Mojsisovicziinae belongs to Brancoceratidae'
- 'Mortoniceras belongs to Mortoniceratinae'
- 'Mortoniceras (Cantabrigites) was reranked as Cantabrigites and belongs to Mortoniceratinae'
- 'Mortoniceras (Cantabrigites) cantabrigense is recombined as Cantabrigites cantabrigense'
- 'Mortoniceras (Mortoniceras) belongs to Mortoniceras'
- 'Mortoniceratinae belongs to Brancoceratidae'
- 'Neophlycticeras belongs to Stoliczkaiinae'
- 'Neophlycticeras (Neophlycticeras) belongs to Neophlycticeras'
- 'Neosilesites belongs to Silesitidae'
- 'Nolaniceras belongs to Acanthohoplitinae'
- 'Ostlingoceras belongs to Ostlingoceratinae'
- 'Ostlingoceratinae belongs to Turrilitidae'
- 'Otoscaphitinae belongs to Scaphitidae'
- 'Pachydiscus belongs to Pachydiscidae'
- 'Pachydiscus levyi belongs to Pachydiscus'
- 'Pachydiscus precolligatus [misspelled as Pachydiscus praecolligatus] belongs to Pachydiscus'
- 'Parahoplites belongs to Parahoplitinae'
- 'Parahoplites (Dufrenoyia) was reranked as Dufrenoyia and belongs to Deshayesitinae'
- 'Parahoplites abichi is recombined as Acanthohoplites abichi'
- 'Parahoplites aschiltaensis is recombined as Acanthohoplites aschiltaensis'
- 'Parahoplites hannovrensis belongs to Parahoplites' according to Collet 1907
- 'Parahoplites hannovrensis is a subjective synonym of Hypacanthoplites elegans'
- 'Parahoplites jacobi belongs to Parahoplites' according to Collet 1907
- 'Parahoplites jacobi is a subjective synonym of Hypacanthoplites plesiotypicus'
- 'Parahoplites melchioris belongs to Parahoplites'
- 'Parahoplites multicostatus belongs to Parahoplites'
- 'Parahoplites multispinatus belongs to Parahoplites' according to Anthula 1899
- 'Parahoplites multispinatus is recombined as Acanthohoplites multispinatus' according to Sinzow 1907
- 'Parahoplites tobleri is recombined as Colombiceras tobleri'
- 'Parahoplitidae belongs to Deshayesitaceae'
- 'Parahoplitinae belongs to Parahoplitidae'
- 'Parasilesites belongs to Silesitoidinae'
- 'Paraturrilites belongs to Turrilitinae'
- 'Partschiceras belongs to Phylloceratinae'
- 'Phylloceras belongs to Phylloceratinae'
- 'Phylloceras (Hypophylloceras) belongs to Phylloceras'
- 'Phylloceras (Hypophylloceras) subseresitense belongs to Phylloceras (Hypophylloceras)' according to Wiedmann 1963
- 'Phylloceras (Hypophylloceras) subseresitense belongs to Phylloceras (Hypophylloceras)'
- 'Phylloceras velledae seresitense is recombined as Phylloceras seresitense'
- 'Phyllocerataceae belongs to Phylloceratina'
- 'Phylloceratidae belongs to Phyllocerataceae'
- 'Phylloceratinae belongs to Phylloceratidae'
- 'Pictetia arcuata is recombined as Ephamulina arcuata'
- 'Placenticeras belongs to Placenticeratidae'
- 'Placenticeratidae belongs to Hoplitaceae'
- 'Pleurohoplites renauxianus gracilis belongs to Pleurohoplites renauxianus' according to Spath 1928
- 'Pleurohoplites renauxianus gracilis is recombined as Anahoplites gracilis'
- 'Procheloniceras belongs to Cheloniceratinae'
- 'Protacanthoplites belongs to Acanthohoplitinae'
- 'Protacanthoplites originalis belongs to Protacanthoplites' according to Sharikadze et al. 2004
- 'Protacanthoplites originalis belongs to Protacanthoplites'
- 'Protanisoceras belongs to Anisoceratidae'
- 'Ptychoceras belongs to Ptychoceratidae'
- 'Ptychoceras gaultinum is recombined as Hemiptychoceras gaultinum'
- 'Ptychoceras laeve belongs to Ptychoceras' according to Matheron 1842
- 'Ptychoceras laeve belongs to Ptychoceras'
- 'Ptychoceratidae belongs to Turrilitaceae'
- 'Puzosia belongs to Puzosiinae'
- 'Puzosia (Puzosia) belongs to Puzosia'
- 'Puzosia nolani belongs to Puzosia' according to Fallot 1910
- 'Puzosia nolani kilianiformis belongs to Puzosia nolani' according to Fallot 1910
- 'Puzosia nolani kilianiformis is recombined as Parasilesites kilianiformis'
- 'Puzosiinae belongs to Desmoceratidae'
- 'Salaziceras belongs to Salaziceratinae'
- 'Salaziceras (Noskytes) belongs to Salaziceras' according to Scholz 1979
- 'Salaziceras (Noskytes) belongs to Salaziceras'
- 'Salaziceras (Noskytes) bakonyense belongs to Salaziceras (Noskytes)' according to Scholz 1979
- 'Salaziceras (Noskytes) bakonyense belongs to Salaziceras (Noskytes)'
- 'Salaziceras (Salaziceras) belongs to Salaziceras'
- 'Salaziceras (Salaziceras) breistrofferi belongs to Salaziceras (Salaziceras)' according to Scholz 1979
- 'Salaziceras (Salaziceras) breistrofferi is a subjective synonym of Zuluscaphites orycteropusi'
- 'Salaziceratinae belongs to Flickiidae'
- 'Scaphitaceae belongs to Ancyloceratina'
- 'Scaphites belongs to Scaphitinae'
- 'Scaphites (Scaphites) belongs to Scaphites'
- 'Scaphites (Scaphites) evanicsi belongs to Scaphites (Scaphites)'
- 'Scaphites hugardianus is recombined as Scaphites (Scaphites) hugardianus'
- 'Scaphites meriani belongs to Scaphites' according to Pictet and Campiche 1861
- 'Scaphites meriani simplex belongs to Scaphites meriani' according to Jukes-Browne 1875
- 'Scaphites meriani simplex is recombined as Scaphites (Scaphites) simplex'
- 'Scaphites subevolutus is recombined as Yezoites subevolutus'
- 'Scaphites thomasi is recombined as Metascaphites thomasi'
- 'Scaphitidae belongs to Scaphitaceae'
- 'Scaphitinae belongs to Scaphitidae'
- 'Sciponoceras belongs to Baculitidae'
- 'Silesites escragnollensis belongs to Silesites' according to Jacob 1908
- 'Silesites escragnollensis is recombined as Silesitoides escragnollensis'
- 'Silesites nepos is recombined as Neosilesites nepos'
- 'Silesites superstes belongs to Silesites' according to Jacob 1908
- 'Silesites superstes is recombined as Silesitoides superstes'
- 'Silesitidae belongs to Desmocerataceae'
- 'Silesitoides belongs to Silesitoidinae'
- 'Silesitoidinae belongs to Desmoceratidae'
- 'Stoliczkaia belongs to Stoliczkaiinae'
- 'Stoliczkaia (Lamnayella) belongs to Stoliczkaia'
- 'Stoliczkaia (Stoliczkaia) belongs to Stoliczkaia'
- 'Stoliczkaia (Stoliczkaia) tenuis belongs to Stoliczkaia (Stoliczkaia)'
- 'Stoliczkaia clavigera is recombined as Stoliczkaia (Stoliczkaia) clavigera'
- 'Stoliczkaiinae belongs to Lyelliceratidae'
- 'Stomohamites belongs to Hamitidae'
- 'Tetragonitaceae belongs to Lytoceratina'
- 'Tetragonites (Tetragonites) belongs to Tetragonites'
- 'Tetragonitidae belongs to Tetragonitaceae'
- 'Texanitinae belongs to Collignoniceratidae'
- 'Tonohamites belongs to Ancyloceratinae'
- 'Tonohamites boldii belongs to Tonohamites' according to Szives and Monks 2002
- 'Tonohamites boldii belongs to Tonohamites'
- 'Turrilitaceae belongs to Ancyloceratina'
- 'Turrilites bergeri is recombined as Mariella (Mariella) bergeri'
- 'Turrilites densicostatus is a subjective synonym of Turrilitoides hugardianus'
- 'Turrilites densicostatus belongs to Turrilites' according to Passendorfer 1930
- 'Turrilites hugardianus belongs to Turrilites' according to d'Orbigny 1842
- 'Turrilites hugardianus is recombined as Turrilitoides hugardianus'
- 'Turrilites intermedius belongs to Turrilites' according to Pictet and Campiche 1861
- 'Turrilites intermedius is a subjective synonym of Turrilitoides hugardianus'
- 'Turrilites puzosianus is recombined as Ostlingoceras puzosianum'
- 'Turrilitidae belongs to Turrilitaceae'
- 'Turrilitinae belongs to Turrilitidae'
- 'Turrilitoides belongs to Turrilitinae'
- 'Uhligella belongs to Beudanticeratinae'
- 'Valdedorsella belongs to Puzosiinae'
- 'Venezuella sumerensis is recombined as Mathoceras sumerensis'
- 'Worthoceras belongs to Otoscaphitinae'
- 'Worthoceras pygmaeum belongs to Worthoceras' according to Bujtor 1991
- 'Worthoceras pygmaeum belongs to Worthoceras'
- 'Yezoites belongs to Otoscaphitinae'
- 'Zelandites belongs to Gaudryceratinae'
- 'Zuercherella belongs to Beudanticeratinae'
- 'Zuluscaphites belongs to Salaziceratinae'
- 'Zuluscaphites helveticus belongs to Zuluscaphites'
- 'Zuluscaphites orycteropusi belongs to Zuluscaphites'