Opinions from N. V. Besnosov and V. V. Mitta 1993
- 'Ammonites (Oecotraustes) is reassigned into Oppelia'
- 'Ammonites arbustigerus belongs to Ammonites' according to d'Orbigny 1846
- 'Ammonites arbustigerus is recombined as Wagnericeras arbustigerum'
- 'Ammonites aurigerus is recombined as Procerites (Siemiradzkia) aurigera'
- 'Ammonites baculatus is recombined as Orthogarantiana (Orthogarantiana) baculata'
- 'Ammonites bajocensis belongs to Ammonites' according to Blainville 1840
- 'Ammonites bajocensis is recombined as Strenoceras bajocense'
- 'Ammonites brongniartii belongs to Ammonites' according to Sowerby 1818
- 'Ammonites brongniartii is recombined as Sphaeroceras brongniarti'
- 'Ammonites bullatus is recombined as Kheraiceras (Kheraiceras) bullatum'
- 'Ammonites bullatus latecentratus belongs to Ammonites bullatus' according to Quenstedt 1887
- 'Ammonites bullatus latecentratus is recombined as Bullatimorphites (Bullatimorphites) latecentratus'
- 'Ammonites cadomensis belongs to Ammonites' according to Defrance 1840
- 'Ammonites cadomensis is recombined as Strigoceras (Cadomoceras) cadomense'
- 'Ammonites complanatoides belongs to Ammonites' according to Quenstedt 1887
- 'Ammonites complanatoides is a subjective synonym of Lissoceras (Lissoceras) psilodiscus'
- 'Ammonites densicostatus is recombined as Orthogarantiana (Orthogarantiana) densicostata'
- 'Ammonites deslongchampsii is recombined as Cadomites (Cadomites) deslongchampsii'
- 'Ammonites discus belongs to Ammonites' according to Sowerby 1813
- 'Ammonites discus is recombined as Clydoniceras (Clydoniceras) discus'
- 'Ammonites garantianus belongs to Ammonites' according to d'Orbigny 1845
- 'Ammonites garantianus conjugatus belongs to Ammonites garantianus' according to Quenstedt 1887
- 'Ammonites garantianus conjugatus is recombined as Orthogarantiana (Orthogarantiana) conjugata'
- 'Ammonites gyrumbilicus is recombined as Oraniceras gyrumbilicus'
- 'Ammonites hochstetteri belongs to Ammonites' according to Oppel 1862
- 'Ammonites hochstetteri is a subjective synonym of Clydoniceras (Clydoniceras) discus'
- 'Ammonites interrupta belongs to Ammonites' according to Bruguière 1789
- 'Ammonites interrupta is recombined as Rarecostites interruptus'
- 'Ammonites laeviplex is recombined as Procerites (Procerites) laeviplex'
- 'Ammonites lucasi belongs to Ammonites' according to Grossouvre 1888
- 'Ammonites lucasi is recombined as Bullatimorphites (Sphaeroptychius) lucasi'
- 'Ammonites lucasi is recombined as Sphaeroptychius lucasi' according to Krystyn 1972
- 'Ammonites neuffensis is recombined as Parkinsonia neuffensis'
- 'Ammonites niortensis belongs to Ammonites' according to d'Orbigny 1846
- 'Ammonites niortensis is recombined as Strenoceras niortense'
- 'Ammonites oolithicus is recombined as Lissoceras (Lissoceras) oolithicum'
- 'Ammonites parkinsoni is recombined as Cosmoceras parkinsoni' according to Buckman 1881
- 'Ammonites parkinsoni is recombined as Parkinsonia parkinsoni'
- 'Ammonites parkinsoni compressus belongs to Ammonites parkinsoni' according to Quenstedt 1846
- 'Ammonites parkinsoni compressus is recombined as Parkinsonia compressa' according to Wetzel 1950
- 'Ammonites parkinsoni densicosta is recombined as Parkinsonia densicosta'
- 'Ammonites parkinsoni densicosta belongs to Ammonites parkinsoni' according to Quenstedt 1887
- 'Ammonites planulatus belongs to Ammonites' according to Quenstedt 1849
- 'Ammonites planulatus is recombined as Parkinsonia planulata' according to Nicolsco 1928
- 'Ammonites polymorphus is replaced by Morphoceras multiforme'
- 'Ammonites procerus is recombined as Procerites (Siemiradzkia) procera'
- 'Ammonites procerus belongs to Ammonites' according to Seebach 1864
- 'Ammonites psilodiscus belongs to Ammonites' according to Schloenbach 1865
- 'Ammonites psilodiscus is recombined as Lissoceras (Lissoceras) psilodiscus'
- 'Ammonites schloenbachi belongs to Ammonites' according to Grossouvre 1907
- 'Ammonites schloenbachi is recombined as Procerites (Procerites) schloenbachi'
- 'Ammonites subfurcatus belongs to Ammonites' according to Zieten 1830
- 'Ammonites subfurcatus is recombined as Strenoceras subfurcatum'
- 'Ammonites subradiatus is recombined as Oppelia (Oppelia) subradiata'
- 'Ammonites truellei is recombined as Strigoceras (Strigoceras) truellei'
- 'Ammonites voultensis belongs to Ammonites' according to Oppel 1865
- 'Ammonites voultensis is recombined as Lissoceras (Lissoceras) voultense'
- 'Ammonites wagneri belongs to Ammonites' according to Oppel 1857
- 'Ammonites wagneri is recombined as Wagnericeras wagneri'
- 'Ammonites wuerttembergicus is recombined as Oraniceras wuerttembergicus'
- 'Baculatoceras is a subjective synonym of Garantiana'
- 'Bajocisphinctes belongs to Perisphinctidae'
- 'Bajocisphinctes (Bajocisphinctes) belongs to Bajocisphinctes'
- 'Bajocisphinctes (Obsoletosphinctes) belongs to Bajocisphinctes' according to Besnosov 1981
- 'Bajocisphinctes (Obsoletosphinctes) belongs to Bajocisphinctes'
- 'Benedictites is a subjective synonym of Clydoniceras'
- 'Berbericeras schwandorfense belongs to Berbericeras' according to Arkell 1952
- 'Berbericeras schwandorfense is recombined as Morrisiceras (Holzbergia) schwandorfense'
- 'Bigotella is replaced by Bigotites'
- 'Bigotella petri is recombined as Bigotites petri'
- 'Bigotella petri belongs to Bigotella' according to Nicolesco 1917
- 'Bigotites belongs to Parkinsoniidae'
- 'Bigotites gredingensis belongs to Bigotites' according to Dorn 1927
- 'Bigotites gredingensis is recombined as Prorsisphinctes (Planisphinctes) gredingensis'
- 'Bomburites was reranked as Kheraiceras (Bomburites) and belongs to Kheraiceras'
- 'Bullatimorphites belongs to Tulitidae'
- 'Bullatimorphites (Bullatimorphites) belongs to Bullatimorphites'
- 'Cadomites belongs to Stephanoceratidae'
- 'Cadomites (Cadomites) belongs to Cadomites'
- 'Cadomites (Deslongchampsia) is an invalid subgroup of Cadomites'
- 'Cadomites (Polyplectites) alievi belongs to Cadomites (Polyplectites)' according to Rostovzev 1985
- 'Cadomites (Polyplectites) alievi belongs to Cadomites (Polyplectites)'
- 'Cadomites lissajousi belongs to Cadomites' according to Roche 1939
- 'Cadomites lissajousi is recombined as Cadomites (Cadomites) lissajousi'
- 'Cadomites orbignyi is recombined as Cadomites (Cadomites) orbignyi'
- 'Cadomites zlatarskii belongs to Cadomites' according to Stephanov 1963
- 'Cadomites zlatarskii is recombined as Cadomites (Cadomites) zlatarskii'
- 'Cadomoceras was reranked as Strigoceras (Cadomoceras) and belongs to Strigoceras'
- 'Cadomoceras nepos belongs to Cadomoceras' according to Parona 1896
- 'Cadomoceras nepos is a subjective synonym of Strigoceras (Cadomoceras) cadomense'
- 'Cadomoceras simulacrum belongs to Cadomoceras' according to Buckman 1924
- 'Cadomoceras simulacrum is a subjective synonym of Strigoceras (Cadomoceras) cadomense'
- 'Caumontisphinctes belongs to Parkinsoniidae'
- 'Caumontisphinctes (Caumontisphinctes) belongs to Caumontisphinctes'
- 'Caumontisphinctes (Caumontisphinctes) aplous diniensis belongs to Caumontisphinctes (Caumontisphinctes) aplous' according to Pavia 1971
- 'Caumontisphinctes (Caumontisphinctes) aplous diniensis is recombined as Caumontisphinctes (Caumontisphinctes) diniensis'
- 'Caumontisphinctes aplous belongs to Caumontisphinctes' according to Buckman 1921
- 'Caumontisphinctes aplous is recombined as Caumontisphinctes (Caumontisphinctes) aplous'
- 'Caumontisphinctes bifurcus belongs to Caumontisphinctes' according to Buckman 1920
- 'Caumontisphinctes bifurcus is recombined as Caumontisphinctes (Caumontisphinctes) bifurcus'
- 'Choffatia (Choffatia) belongs to Choffatia' according to Galacz 1980
- 'Choffatia (Choffatia) densicordata belongs to Choffatia (Choffatia)' according to Galacz 1980
- 'Choffatia (Choffatia) densicordata is recombined as Gracilisphinctes (Gracilisphinctes) densicordatus'
- 'Choffatia arisphinctoides is recombined as Homeoplanulites (Parachoffatia) arisphinctoides'
- 'Choffatiasphinctes belongs to Perisphinctidae'
- 'Cleistosphinctes was reranked as Leptosphinctes (Cleistosphinctes) and belongs to Leptosphinctes'
- 'Clydoniceras belongs to Clydoniceratidae'
- 'Clydoniceras (Clydoniceras) belongs to Clydoniceras'
- 'Cosmoceras michalskii belongs to Cosmoceras' according to Borissiak 1908
- 'Cosmoceras michalskii is recombined as Pseudocosmoceras michalskii'
- 'Cosmoceras parkinsoni rarecostatum belongs to Cosmoceras parkinsoni' according to Buckman 1881
- 'Cosmoceras parkinsoni rarecostatum is recombined as Rarecostites rarecostatum'
- 'Delecticeras was reranked as Clydoniceras (Delecticeras) and belongs to Clydoniceras'
- 'Delecticeras delectum belongs to Delecticeras' according to Arkell 1951
- 'Delecticeras delectum is recombined as Clydoniceras (Delecticeras) delectum'
- 'Djanaliparkinsonia belongs to Parkinsoniidae'
- 'Djanaliparkinsonia was reranked as Parkinsonia (Djanaliparkinsonia) and belongs to Parkinsonia' according to Kutuzova 1975
- 'Durotrigensia is a subjective synonym of Parkinsonia'
- 'Ebrayiceras belongs to Morphoceratidae'
- 'Ebrayiceras rursum belongs to Ebrayiceras' according to Buckman 1927
- 'Ebrayiceras rursum belongs to Ebrayiceras'
- 'Euprocerites is a subjective synonym of Procerites'
- 'Flexoxyites is a subjective synonym of Oppelia'
- 'Flexoxyites flexus belongs to Flexoxyites' according to Buckman 1924
- 'Flexoxyites flexus is recombined as Oppelia (Oppelia) flexa'
- 'Garantiana belongs to Stephanoceratidae'
- 'Garantiana (Pseudogarantiana) dichotoma is recombined as Pseudogarantiana dichotoma'
- 'Garantiana (Pseudogarantiana) dichotoma nodosa belongs to Garantiana (Pseudogarantiana) dichotoma' according to Bentz 1928
- 'Garantiana (Pseudogarantiana) dichotoma nodosa is recombined as Pseudogarantiana nodosa'
- 'Garantiana asarjani belongs to Garantiana' according to Besnosov 1990
- 'Garantiana asarjani belongs to Garantiana'
- 'Garantiana krasnogorkensis is a subjective synonym of Orthogarantiana (Orthogarantiana) densicostata'
- 'Garantiana krasnogorkensis belongs to Garantiana' according to Kakadze and Zesashvili 1956
- 'Garantiana subgaranti belongs to Garantiana' according to Wetzel 1911
- 'Garantiana subgaranti is recombined as Hlawiceras subgaranti'
- 'Glyptosphinctes is a subjective synonym of Leptosphinctes'
- 'Gonolkites belongs to Parkinsoniidae'
- 'Gonolkites convergens belongs to Gonolkites' according to Buckman 1925
- 'Gonolkites convergens belongs to Gonolkites'
- 'Gonoxyites limosus is recombined as Oxycerites (Oxycerites) limosus'
- 'Gracilisphinctes was reranked as Procerites (Gracilisphinctes) and belongs to Procerites' according to Arkell 1958
- 'Gracilisphinctes belongs to Perisphinctidae'
- 'Gracilisphinctes (Gracilisphinctes) belongs to Gracilisphinctes'
- 'Gracilisphinctes suprapalatinus belongs to Gracilisphinctes' according to Arkell 1952
- 'Gracilisphinctes suprapalatinus is recombined as Gracilisphinctes (Gracilisphinctes) suprapalatinus'
- 'Hamites annulatus is recombined as Spiroceras annulatum'
- 'Hamites bifurcati is recombined as Spiroceras bifurcatum'
- 'Hamites bifurcati is recombined as Spiroceras bifurcatus' according to Potonie 1929
- 'Harpoceras camporoverense belongs to Harpoceras' according to Gregorio 1886
- 'Harpoceras camporoverense is a subjective synonym of Strigoceras (Strigoceras) truellei'
- 'Harpoceras canavincola belongs to Harpoceras' according to Gregorio 1886
- 'Harpoceras canavincola is a subjective synonym of Strigoceras (Strigoceras) truellei'
- 'Harpoceras ramiatum belongs to Harpoceras' according to Gregorio 1886
- 'Harpoceras ramiatum is a subjective synonym of Strigoceras (Strigoceras) truellei'
- 'Harpoceras stevensoni belongs to Harpoceras' according to Gregorio 1886
- 'Harpoceras stevensoni is a subjective synonym of Oppelia (Oppelia) subradiata'
- 'Harpoceratidarum is a subjective synonym of Clydoniceras'
- 'Haselburgites belongs to Parkinsoniidae'
- 'Haselburgites admirandus belongs to Haselburgites' according to Buckman 1921
- 'Haselburgites admirandus belongs to Haselburgites'
- 'Hecticoceras haugi belongs to Hecticoceras' according to Popovici-Hatzeg 1905
- 'Hecticoceras haugi is recombined as Prohecticoceras haugi'
- 'Hlawiceras belongs to Stephanoceratidae'
- 'Holzbergia was reranked as Morrisiceras (Holzbergia) and belongs to Morrisiceras'
- 'Homeoplanulites (Homeoplanulites) rambertensis belongs to Homeoplanulites (Homeoplanulites)' according to Mangold 1970
- 'Homeoplanulites (Homeoplanulites) rambertensis belongs to Homeoplanulites (Homeoplanulites)'
- 'Homoeoplanulites [misspelled as Homeoplanulites] belongs to Perisphinctidae'
- 'Homoeoplanulites (Homoeoplanulites) [misspelled as Homeoplanulites (Homeoplanulites)] belongs to Homoeoplanulites'
- 'Homoeoplanulites (Parachoffatia) [misspelled as Homeoplanulites (Parachoffatia)] belongs to Homeoplanulites'
- 'Infragarantiana is a subjective synonym of Pseudogarantiana'
- 'Infraparkinsonia was reranked as Caumontisphinctes (Infraparkinsonia) and belongs to Caumontisphinctes'
- 'Kheraiceras belongs to Tulitidae'
- 'Kheraiceras (Kheraiceras) belongs to Kheraiceras'
- 'Kleistoxyites is a subjective synonym of Strigoceras'
- 'Kubanoceras is a subjective synonym of Leptosphinctes'
- 'Kubanoceras depressum belongs to Kubanoceras' according to Kakadze and Zesashvili 1956
- 'Kubanoceras depressum is recombined as Bajocisphinctes (Bajocisphinctes) depressus'
- 'Kubanoceras gurami belongs to Kubanoceras' according to Kakadze and Zeshashvili 1956
- 'Kubanoceras gurami is recombined as Bajocisphinctes (Bajocisphinctes) gurami'
- 'Kubanoceras kardonikensis belongs to Kubanoceras' according to Kakadze and Zesashvili 1956
- 'Kubanoceras kardonikensis is a subjective synonym of Leptosphinctes (Leptosphinctes) coronarius'
- 'Kubanoceras ultimum belongs to Kubanoceras' according to Kakadze and Zeshavili 1955
- 'Kubanoceras ultimum is recombined as Bajocisphinctes (Bajocisphinctes) ultimus'
- 'Leptosphinctes belongs to Perisphinctidae'
- 'Leptosphinctes (Cleistosphinctes) interruptus belongs to Leptosphinctes (Cleistosphinctes)' according to Pavia 1973
- 'Leptosphinctes (Cleistosphinctes) interruptus is recombined as Bajocisphinctes (Obsoletosphinctes) interruptus'
- 'Leptosphinctes (Leptosphinctes) belongs to Leptosphinctes'
- 'Leptosphinctes (Leptosphinctes) festonensis is recombined as Praebigotites (Praebigotites) festonensis'
- 'Leptosphinctes ardonense belongs to Leptosphinctes' according to Nikanorova 1972
- 'Leptosphinctes ardonense is recombined as Praebigotites (Praebigotites) ardonense'
- 'Leptosphinctes cleistus belongs to Leptosphinctes' according to Buckman 1920
- 'Leptosphinctes cleistus is recombined as Leptosphinctes (Cleistosphinctes) cleistus'
- 'Leptosphinctes coronarius belongs to Leptosphinctes' according to Buckman 1921
- 'Leptosphinctes coronarius is recombined as Leptosphinctes (Leptosphinctes) coronarius'
- 'Leptosphinctes hodicus belongs to Leptosphinctes' according to Nikanorova 1972
- 'Leptosphinctes hodicus is recombined as Leptosphinctes (Leptosphinctes) hodicus'
- 'Leptosphinctes leptus is recombined as Leptosphinctes (Leptosphinctes) leptus'
- 'Leptostrigites is a subjective synonym of Strigoceras'
- 'Lissoceras belongs to Lissoceratidae'
- 'Lissoceras (Lissoceras) belongs to Lissoceras'
- 'Lissoceras (Microlissoceras) pusillum belongs to Lissoceras (Microlissoceras)' according to Sturani 1971
- 'Lissoceras (Microlissoceras) pusillum belongs to Lissoceras (Microlissoceras)'
- 'Lissoceras bakeri belongs to Lissoceras' according to Imlay 1962
- 'Lissoceras bakeri is a subjective synonym of Lissoceras (Lissoceras) oolithicum'
- 'Lissoceras haugi is recombined as Lissoceras (Lissoceras) haugi'
- 'Lissoceras inflatum belongs to Lissoceras' according to Wetzel 1950
- 'Lissoceras inflatum is a subjective synonym of Lissoceras (Lissoceras) psilodiscus'
- 'Lissoceras minimum belongs to Lissoceras' according to Djanelidze 1932
- 'Lissoceras minimum is recombined as Lissoceras (Microlissoceras) minimum'
- 'Loboplanulites belongs to Perisphinctidae'
- 'Lobosphinctes intersertus belongs to Lobosphinctes' according to Buckman 1923
- 'Lobosphinctes intersertus is recombined as Prorsisphinctes (Prorsisphinctes) intersertus'
- 'Lycetticeras is a subjective synonym of Morrisiceras'
- 'Lycetticeras lycetti belongs to Lycetticeras' according to Arkell 1953
- 'Lycetticeras lycetti is recombined as Morrisiceras (Morrisiceras) lycetti'
- 'Lytoceras meletense belongs to Lytoceras' according to Parona 1896
- 'Lytoceras meletense is recombined as Lissoceras (Lissoceras) meletense'
- 'Madarites is a subjective synonym of Tulites'
- 'Medvediceras belongs to Parkinsoniidae'
- 'Microlissoceras was reranked as Lissoceras (Microlissoceras) and belongs to Lissoceras'
- 'Micromphalites oxus is recombined as Oxycerites (Oxycerites) oxus'
- 'Morphoceras belongs to Morphoceratidae'
- 'Morphoceras multiforme belongs to Morphoceras'
- 'Morrisiceras belongs to Tulitidae'
- 'Morrisiceras (Morrisiceras) belongs to Morrisiceras'
- 'Odontolkites is a subjective synonym of Garantiana'
- 'Oecotraustes (Oecotraustes) belongs to Oecotraustes' according to Stephanov 1966
- 'Oecotraustes (Oecotraustes) westermanni belongs to Oecotraustes (Oecotraustes)' according to Stephanov 1966
- 'Oecotraustes (Oecotraustes) westermanni is recombined as Oppelia (Oecotraustes) westermanni'
- 'Oecotraustes (Paroecotraustes) bomfordi is recombined as Oppelia (Oecotraustes) bomfordi'
- 'Oecotraustes (Paroecotraustes) formosus is recombined as Oxycerites (Paroecotraustes) formosus'
- 'Oecotraustes (Paroecotraustes) maubeugei is recombined as Oxycerites (Paroecotraustes) maubeugei'
- 'Oecotraustes (Paroecotraustes) prevalensis belongs to Oecotraustes (Paroecotraustes)' according to Stephanov 1966
- 'Oecotraustes (Paroecotraustes) prevalensis is a subjective synonym of Oxycerites (Paroecotraustes) maubeugei'
- 'Oecotraustes (Paroecotraustes) splendens belongs to Oecotraustes (Paroecotraustes)' according to Arkell 1951
- 'Oecotraustes (Paroecotraustes) splendens is recombined as Oxycerites (Paroecotraustes) splendens'
- 'Oecotraustes costiger belongs to Oecotraustes' according to Buckman 1905
- 'Oecotraustes costiger is recombined as Oppelia (Oecotraustes) costiger'
- 'Oecotraustes genicularis belongs to Oecotraustes' according to Waagen 1869
- 'Oecotraustes genicularis is recombined as Oppelia (Oecotraustes) genicularis'
- 'Oecotraustes minor belongs to Oecotraustes' according to Parona 1896
- 'Oecotraustes minor is a subjective synonym of Strigoceras (Cadomoceras) cadomense'
- 'Oecotraustes subfuscus belongs to Oecotraustes' according to Waagen 1869
- 'Oecotraustes subfuscus is recombined as Oxycerites (Paroecotraustes) subfuscus'
- 'Oppelia belongs to Oppeliidae'
- 'Oppelia (Oppelia) belongs to Oppelia'
- 'Oppelia (Oxycerites) pygmaea belongs to Oppelia (Oxycerites)' according to Arkell 1951
- 'Oppelia (Oxycerites) pygmaea is recombined as Oxycerites (Paroecotraustes) pygmaeus'
- 'Oppelia (Oxycerites) seebachi is recombined as Oxycerites (Oxycerites) seebachi'
- 'Oppelia paronai belongs to Oppelia' according to Trauth 1922
- 'Oppelia paronai is recombined as Strigoceras (Strigoceras) paronai'
- 'Oppelia plicatella belongs to Oppelia' according to Gemmellaro 1877
- 'Oppelia plicatella is recombined as Oxycerites (Oxycerites) plicatella'
- 'Oppelia propefusca belongs to Oppelia' according to Gregorio 1886
- 'Oppelia propefusca is a subjective synonym of Oppelia (Oppelia) subradiata'
- 'Oppelia yeovilensis is recombined as Oxycerites (Oxycerites) yeovilensis'
- 'Oraniceras belongs to Parkinsoniidae'
- 'Orthogarantiana belongs to Stephanoceratidae'
- 'Orthogarantiana (Orthogarantiana) belongs to Orthogarantiana'
- 'Orthogarantiana haugi belongs to Orthogarantiana' according to Pavia 1973
- 'Orthogarantiana haugi is recombined as Orthogarantiana (Orthogarantiana) haugi'
- 'Oxycerites belongs to Oppeliidae'
- 'Oxycerites (Oxycerites) belongs to Oxycerites'
- 'Oxycerites (Pleuroxyites) subtililobatus belongs to Oxycerites (Pleuroxyites)' according to Westermann 1958
- 'Oxycerites (Pleuroxyites) subtililobatus is a subjective synonym of Oppelia (Oecotraustes) bomfordi'
- 'Oxysphinctes belongs to Perisphinctidae'
- 'Oxysphinctes kubanense belongs to Oxysphinctes' according to Besnosov 1981
- 'Oxysphinctes kubanense belongs to Oxysphinctes'
- 'Parkinsonia belongs to Parkinsoniidae'
- 'Parkinsonia (Djanaliparkinsonia) lutchnikovi belongs to Parkinsonia (Djanaliparkinsonia)' according to Kutuzova 1975
- 'Parkinsonia (Djanaliparkinsonia) lutchnikovi is recombined as Djanaliparkinsonia lutchnikovi'
- 'Parkinsonia (Djanaliparkinsonia) tuadensis belongs to Parkinsonia (Djanaliparkinsonia)' according to Kutuzova 1975
- 'Parkinsonia (Djanaliparkinsonia) tuadensis is recombined as Djanaliparkinsonia tuadensis'
- 'Parkinsonia (Gonolkites) arbatovi belongs to Parkinsonia (Gonolkites)' according to Kutuzova 1975
- 'Parkinsonia (Gonolkites) arbatovi is recombined as Gonolkites arbatovi'
- 'Parkinsonia (Parkinsonia) bomfordi is recombined as Haselburgites bomfordi'
- 'Parkinsonia acris is recombined as Rarecostites acris'
- 'Parkinsonia arietis is a subjective synonym of Rarecostites radiatum'
- 'Parkinsonia balakhanensis belongs to Parkinsonia' according to Khudjaev 1927
- 'Parkinsonia balakhanensis belongs to Parkinsonia'
- 'Parkinsonia bigoti belongs to Parkinsonia' according to Nicolesco 1928
- 'Parkinsonia bigoti is a subjective synonym of Rarecostites radiatum'
- 'Parkinsonia compressa fretensis belongs to Parkinsonia compressa' according to Wetzel 1950
- 'Parkinsonia compressa fretensis is recombined as Oraniceras fretensis'
- 'Parkinsonia debilis belongs to Parkinsonia' according to Wetzel 1937
- 'Parkinsonia debilis is recombined as Caumontisphinctes (Infraparkinsonia) debilis'
- 'Parkinsonia depressa crassa belongs to Parkinsonia depressa' according to Nicolesco 1927
- 'Parkinsonia depressa crassa is recombined as Gonolkites crassum'
- 'Parkinsonia doneziana belongs to Parkinsonia' according to Borissiak 1908
- 'Parkinsonia eimensis belongs to Parkinsonia' according to Wetzel 1911
- 'Parkinsonia eimensis rectangularis belongs to Parkinsonia eimensis' according to Wetzel 1937
- 'Parkinsonia eimensis rectangularis is recombined as Gonolkites rectangularis'
- 'Parkinsonia inferior belongs to Parkinsonia' according to Bentz 1925
- 'Parkinsonia inferior is recombined as Caumontisphinctes (Infraparkinsonia) inferior'
- 'Parkinsonia kugitanensis belongs to Parkinsonia' according to Amannijazov 1972
- 'Parkinsonia kugitanensis is a subjective synonym of Rarecostites mutabilis'
- 'Parkinsonia oglanlense belongs to Parkinsonia' according to Amannijazov 1972
- 'Parkinsonia oglanlense is recombined as Rarecostites oglanlense'
- 'Parkinsonia orbignyana belongs to Parkinsonia' according to Wetzel 1911
- 'Parkinsonia orbignyana is a subjective synonym of Rarecostites rarecostatum'
- 'Parkinsonia pachypleura belongs to Parkinsonia' according to Buckman 1925
- 'Parkinsonia pachypleura belongs to Parkinsonia'
- 'Parkinsonia parkinsoni pseudoferruginea is recombined as Gonolkites pseudoferrugineus'
- 'Parkinsonia parkinsoni radiata is recombined as Rarecostites radiatum'
- 'Parkinsonia parkinsoni radiata belongs to Parkinsonia parkinsoni' according to Renz 1904
- 'Parkinsonia planulata mutabilis belongs to Parkinsonia planulata' according to Nicolesco 1928
- 'Parkinsonia planulata mutabilis is recombined as Rarecostites mutabilis'
- 'Parkinsonia praearietis belongs to Parkinsonia' according to Roche 1939
- 'Parkinsonia praearietis is a subjective synonym of Rarecostites radiatum'
- 'Parkinsonia pseudoparkinsoni belongs to Parkinsonia' according to etzel 1911
- 'Parkinsonia pseudoparkinsoni is a subjective synonym of Parkinsonia parkinsoni'
- 'Parkinsonia rota belongs to Parkinsonia' according to Bentz 1925
- 'Parkinsonia rota is recombined as Caumontisphinctes (Caumontisphinctes) rota'
- 'Parkinsonia schloenbachi is recombined as Haselburgites schloenbachi'
- 'Parkinsonia subarietis is a subjective synonym of Rarecostites rarecostatum'
- 'Parkinsonia subplanulata belongs to Parkinsonia' according to Wetzel 1911
- 'Parkinsonia subplanulata is recombined as Gonolkites subplanulatus'
- 'Parkinsonia toulai belongs to Parkinsonia' according to Trauth 1923
- 'Parkinsonia toulai belongs to Parkinsonia'
- 'Parkinsonia wetzeli belongs to Parkinsonia' according to Schmidtill and Krumbeck 1931
- 'Parkinsonia wetzeli is recombined as Rarecostites wetzeli'
- 'Parkinsonites is a subjective synonym of Procerites'
- 'Parkinsonites fullonicus is a subjective synonym of Procerites (Procerites) laeviplex'
- 'Paroecotraustes was reranked as Oxycerites (Paroecotraustes) and belongs to Oxycerites'
- 'Patemorphoceras is a subjective synonym of Morphoceras'
- 'Patemorphoceras macrescens is recombined as Morphoceras macrescens'
- 'Patemorphoceras patescens is recombined as Morphoceras patescens'
- 'Patoceras is a subjective synonym of Spiroceras'
- 'Perisphinctes (Choffatia) faunus belongs to Perisphinctes (Choffatia)' according to Siemiradzki 1899
- 'Perisphinctes (Choffatia) faunus is recombined as Choffatiasphinctes faunus'
- 'Perisphinctes (Grossouvria) asinus belongs to Perisphinctes (Grossouvria)' according to Zatwornitzki 1914
- 'Perisphinctes (Grossouvria) asinus is recombined as Leptosphinctes (Cleistosphinctes) asinus'
- 'Perisphinctes (Grossouvria) verciacensis is recombined as Gracilisphinctes (Prevalia) verciacensis'
- 'Perisphinctes bucharicus belongs to Perisphinctes' according to Nikitin 1889
- 'Perisphinctes bucharicus is recombined as Procerites (Siemiradzkia) bucharica'
- 'Perisphinctes evolutoides belongs to Perisphinctes' according to Siemiradzki 1899
- 'Perisphinctes evolutoides is recombined as Prorsisphinctes (Prorsisphinctes) evolutoides'
- 'Perisphinctes loczyi belongs to Perisphinctes' according to Papp 1907
- 'Perisphinctes loczyi is recombined as Prorsisphinctes (Prorsisphinctes) loczyi'
- 'Perisphinctes perspicuus is recombined as Bajocisphinctes (Bajocisphinctes) perspicuus'
- 'Perisphinctes pseudofrequens belongs to Perisphinctes' according to Siemiradzki 1899
- 'Perisphinctes pseudofrequens is recombined as Choffatiasphinctes pseudofrequens'
- 'Perisphinctes rotundatus belongs to Perisphinctes' according to Roemer 1911
- 'Perisphinctes rotundatus is recombined as Homeoplanulites (Homeoplanulites) rotundatus'
- 'Perisphinctes tenuissimus belongs to Perisphinctes' according to Siemiradzki 1898
- 'Perisphinctes tenuissimus is recombined as Prorsisphinctes (Planisphinctes) tenuissimus'
- 'Phanerosphinctes is a subjective synonym of Prorsisphinctes'
- 'Phanerosphinctes costulatosus belongs to Phanerosphinctes' according to Buckman 1923
- 'Phanerosphinctes costulatosus is recombined as Prorsisphinctes (Prorsisphinctes) costulatosus'
- 'Pionoceras is a subjective synonym of Morrisiceras'
- 'Plagiamites is a subjective synonym of Spiroceras'
- 'Planisphinctes was reranked as Prorsisphinctes (Planisphinctes) and belongs to Prorsisphinctes'
- 'Planisphinctes was reranked as Siemiradzkia (Planisphinctes) and belongs to Siemiradzkia' according to Stephanov 1972
- 'Plectostrigites is a subjective synonym of Strigoceras'
- 'Plectostrigites symplectus belongs to Plectostrigites' according to Buckman 1924
- 'Plectostrigites symplectus is a subjective synonym of Strigoceras (Strigoceras) paronai'
- 'Pleurophorites is a subjective synonym of Tulites'
- 'Pleuroxyites is a subjective synonym of Oppelia'
- 'Pleuroxyites pleurifer belongs to Pleuroxyites' according to Buckman 1924
- 'Pleuroxyites pleurifer is recombined as Oppelia (Oppelia) pleurifer'
- 'Polyplectites was reranked as Cadomites (Polyplectites) and belongs to Cadomites'
- 'Polystephanus is a subjective synonym of Cadomites'
- 'Praebigotites belongs to Perisphinctidae'
- 'Praebigotites (Otiosphinctes) belongs to Praebigotites' according to Besnosov 1982
- 'Praebigotites (Otiosphinctes) belongs to Praebigotites'
- 'Praebigotites (Praebigotites) belongs to Praebigotites'
- 'Praeparkinsonia belongs to Stephanoceratidae'
- 'Praeparkinsonia subbaculata belongs to Praeparkinsonia' according to Schmidtill and Krumbeck 1931
- 'Praeparkinsonia subbaculata belongs to Praeparkinsonia'
- 'Procerites belongs to Perisphinctidae'
- 'Procerites (Gracilisphinctes) magnificus belongs to Procerites (Gracilisphinctes)' according to Arkell 1958
- 'Procerites (Gracilisphinctes) magnificus is recombined as Gracilisphinctes (Gracilisphinctes) magnificus'
- 'Procerites (Procerites) belongs to Procerites'
- 'Procerites (Siemiradzkia) stephanovi belongs to Procerites (Siemiradzkia)' according to Mangold 1970
- 'Procerites (Siemiradzkia) stephanovi belongs to Procerites (Siemiradzkia)'
- 'Procerites fowleri belongs to Procerites' according to Arkell 1958
- 'Procerites fowleri is recombined as Procerites (Procerites) fowleri'
- 'Procerites progracilis belongs to Procerites' according to Cox and Arkell 1950
- 'Procerites progracilis is recombined as Gracilisphinctes (Gracilisphinctes) progracilis'
- 'Procerites quenstedti belongs to Procerites' according to Sibiryakova 1961
- 'Procerites quenstedti is recombined as Franchia quenstedti'
- 'Procerites twinhoensis is recombined as Gracilisphinctes (Gracilisphinctes) twinhoensis'
- 'Procerites twinhoensis belongs to Procerites' according to Arkell 1957
- 'Prohecticoceras belongs to Oppeliidae'
- 'Prorsisphinctes belongs to Perisphinctidae'
- 'Prorsisphinctes (Prorsisphinctes) belongs to Prorsisphinctes'
- 'Prorsisphinctes meseres belongs to Prorsisphinctes' according to Buckman 1923
- 'Prorsisphinctes meseres is recombined as Prorsisphinctes (Prorsisphinctes) meseres'
- 'Pseudobigotella is an objective synonym of Bigotites'
- 'Pseudocosmoceras belongs to Parkinsoniidae'
- 'Pseudocosmoceras masarovici belongs to Pseudocosmoceras' according to Murashkin 1930
- 'Pseudocosmoceras masarovici is recombined as Medvediceras masarovici'
- 'Pseudocosmoceras masarovici inclara belongs to Pseudocosmoceras masarovici' according to Murashkin 1930
- 'Pseudocosmoceras masarovici inclara is recombined as Medvediceras inclarum'
- 'Pseudogarantiana belongs to Spiroceratidae'
- 'Rarecostites belongs to Parkinsoniidae'
- 'Rhabdodites is a subjective synonym of Spiroceras'
- 'Rugiferites is a subjective synonym of Tulites'
- 'Rugiferites rugifer belongs to Rugiferites' according to Buckman 1921
- 'Rugiferites rugifer is recombined as Tulites (Tulites) rugifer'
- 'Siemiradzkia was reranked as Procerites (Siemiradzkia) and belongs to Procerites'
- 'Siemiradzkia (Planisphinctes) torrensi belongs to Siemiradzkia (Planisphinctes)' according to Stephanov 1972
- 'Siemiradzkia (Planisphinctes) torrensi is recombined as Prorsisphinctes (Planisphinctes) torrensi'
- 'Siemiradzkia (Prevalia) is reassigned into Gracilisphinctes'
- 'Siemiradzkia (Prevalia) thressa is recombined as Gracilisphinctes (Prevalia) thressa'
- 'Spathia is a subjective synonym of Leptosphinctes'
- 'Sphaeroceras belongs to Sphaeroceratidae'
- 'Sphaeroceras subcosmopolita belongs to Sphaeroceras' according to Lissajous 1923
- 'Sphaeroceras subcosmopolita is recombined as Kheraiceras (Kheraiceras) subcosmopolitus'
- 'Sphaerophorites is a subjective synonym of Tulites'
- 'Sphaeroptychius was reranked as Bullatimorphites (Sphaeroptychius) and belongs to Bullatimorphites'
- 'Sphaeroptychius lucasi ellipticus belongs to Sphaeroptychius lucasi' according to Krystyn 1972
- 'Sphaeroptychius lucasi ellipticus is recombined as Bullatimorphites (Sphaeroptychius) ellipticus'
- 'Spiroceras belongs to Spiroceratidae'
- 'Spiroceras bifurcatus althoffi belongs to Spiroceras bifurcatus' according to Potonie 1929
- 'Spiroceras bifurcatus althoffi is recombined as Spiroceras althoffi'
- 'Stegeostephanus is a subjective synonym of Cadomites'
- 'Stephanoceras daubeni belongs to Stephanoceras' according to Gemmellaro 1877
- 'Stephanoceras daubeni is recombined as Cadomites (Cadomites) daubeni'
- 'Stomphosphinctes is a subjective synonym of Leptosphinctes'
- 'Stomphosphinctes stomphus is recombined as Leptosphinctes (Leptosphinctes) stomphus'
- 'Strenoceras belongs to Spiroceratidae'
- 'Strenoceras (Strenoceras) belongs to Strenoceras' according to Bentz 1928
- 'Strenoceras (Strenoceras) robustum belongs to Strenoceras (Strenoceras)' according to Bentz 1928
- 'Strenoceras (Strenoceras) robustum is a subjective synonym of Strenoceras bajocense'
- 'Strenoceras praecontrarium belongs to Strenoceras' according to Douvillé 1915
- 'Strenoceras praecontrarium is a subjective synonym of Strenoceras bajocense'
- 'Strigites is a subjective synonym of Strigoceras'
- 'Strigoceras belongs to Strigoceratidae'
- 'Strigoceras (Strigoceras) belongs to Strigoceras'
- 'Subgrossouvria belongs to Perisphinctidae'
- 'Sulcohamitoides belongs to Morphoceratidae'
- 'Sulcohamitoides karaimanensis belongs to Sulcohamitoides' according to Besnosov 1990
- 'Sulcohamitoides karaimanensis belongs to Sulcohamitoides'
- 'Suspensites is a subjective synonym of Wagnericeras'
- 'Torrensia was reranked as Orthogarantiana (Torrensia) and belongs to Orthogarantiana'
- 'Tulites belongs to Tulitidae'
- 'Tulites (Tulites) belongs to Tulites'
- 'Tulophorites is a subjective synonym of Tulites'
- 'Veristrigites is a subjective synonym of Strigoceras'
- 'Vermisphinctes is a subjective synonym of Leptosphinctes'
- 'Wagnericeras belongs to Perisphinctidae'
- 'Zigzagiceras (Franchia) belongs to Zigzagiceras' according to Sturani 1967
- 'Zigzagiceras (Franchia) was reranked as Franchia and belongs to Perisphinctidae'
- 'Zigzagites is a subjective synonym of Procerites'
- 'Zigzagites imitator is recombined as Gracilisphinctes (Gracilisphinctes) imitator'