Opinions from B. Géczy and I. Szente 2006
- 'Ammonites (Lillia) robustus belongs to Ammonites (Lillia)' according to Denckmann 1887
- 'Ammonites andraei is recombined as Porpoceras andraei'
- 'Ammonites bifrons is recombined as Hildoceras bifrons'
- 'Ammonites bifrons belongs to Ammonites' according to Bruguiere 1792
- 'Ammonites braunianus is recombined as Zugodactylites braunianus' according to d'Orbigny 1845
- 'Ammonites crassus belongs to Ammonites' according to Young and Bird 1828
- 'Ammonites fabalis belongs to Ammonites' according to Simpson 1855
- 'Ammonites iserensis is recombined as Furloceras iserense'
- 'Ammonites iserensis belongs to Ammonites' according to Oppel in Merla 1932
- 'Ammonites kammerkarensis is recombined as Frechiella kammerkarensis'
- 'Ammonites subarmatus belongs to Ammonites' according to Young and Bird 1822
- 'Ammonites subarmatus is recombined as Peronoceras subarmatum'
- 'Ammonites vortex belongs to Ammonites' according to Simpson 1855
- 'Ammonites vortex is recombined as Porpoceras vortex'
- 'Ammonites vorticellus belongs to Ammonites' according to Simpson 1855
- 'Catacoeloceras broilii belongs to Catacoeloceras' according to Mitzopoulos 1930
- 'Catacoeloceras fonticulum belongs to Catacoeloceras' according to Simpson 1855
- 'Catacoeloceras prorsiradiatum belongs to Catacoeloceras' according to Pinna 1966
- 'Catacoeloceras tuberculatum belongs to Catacoeloceras'
- 'Catacoeloceras tuberculatum belongs to Catacoeloceras' according to Kottek 1963
- 'Coeloceras (Dactylioceras) pseudobraunianum belongs to Coeloceras (Dactylioceras)' according to Monestier 1931
- 'Coeloceras (Dactylioceras) pseudobraunianum is recombined as Zugodactylites pseudobraunianum'
- 'Coeloceras (Porpoceras) beurleni is recombined as Peronoceras beurleni'
- 'Coeloceras (Porpoceras) beurleni belongs to Coeloceras (Porpoceras)' according to Monestier 1931
- 'Collina gemma belongs to Collina' according to Bonarelli 1894
- 'Collina kampemorpha belongs to Collina' according to Kottek 1963
- 'Crassiceras dimorphum belongs to Crassiceras' according to Merla 1932
- 'Crassiceras dimorphum belongs to Crassiceras'
- 'Crassiceras latum belongs to Crassiceras' according to Merla 1932
- 'Dactylioceras was reranked as Coeloceras (Dactylioceras) and belongs to Coeloceras' according to Monestier 1931
- 'Dactylioceratidae belongs to Eoderocerataceae' according to D. T. Donovan et al. 1981
- 'Denckmannia tumefacta belongs to Denckmannia'
- 'Denckmannia tumefacta belongs to Denckmannia' according to Buckman 1898
- 'Dumortieria arata belongs to Dumortieria' according to Buckman 1890
- 'Eoderocerataceae belongs to Ammonitina' according to D. T. Donovan et al. 1981
- 'Erycites costatus belongs to Erycites' according to Merla 1933
- 'Frechiella kammerkarensis buranensis belongs to Frechiella kammerkarensis' according to Renz 1933
- 'Furloceras belongs to Phymatoceratinae' according to S. Elmi and L. Rulleau 1995
- 'Furloceras armatum belongs to Furloceras' according to Merla 1932
- 'Furloceras chelusii belongs to Furloceras' according to Parisch and Viale 1906
- 'Furloceras comense belongs to Furloceras' according to Buch 1831
- 'Furloceras cornucopia belongs to Furloceras' according to Merla 1932
- 'Furloceras crassicostatum belongs to Furloceras' according to Merla 1932
- 'Furloceras pulchrum belongs to Furloceras' according to Merla 1932
- 'Furloceras venustulum belongs to Furloceras' according to Merla 1932
- 'Hammatoceras costatum is recombined as Geczyceras costatum'
- 'Hammatoceras costatum belongs to Hammatoceras' according to Gabilly 1973
- 'Hammatoceras porcarellense belongs to Hammatoceras' according to Bonarelli 1899
- 'Hammatoceras speciosum belongs to Hammatoceras' according to Janensch 1902
- 'Harpoceras (Hildoceras) dilatum is recombined as Mercaticeras dilatatum'
- 'Harpoceras (Hildoceras) dilatum belongs to Harpoceras (Hildoceras)' according to Meneghini 1883
- 'Harpoceras (Polyplectus) pluricostata is recombined as Polyplectus pluricostatus'
- 'Harpoceras erbaense belongs to Harpoceras' according to Hauer 1856
- 'Harpoceras erbaense is recombined as Furloceras erbaense'
- 'Harpoceras mediterraneum belongs to Harpoceras' according to Pinna 1968
- 'Harpoceras subexaratum belongs to Harpoceras'
- 'Harpoceras subexaratum belongs to Harpoceras' according to Bonarelli 1899
- 'Hildoceras angustisiphonatum belongs to Hildoceras'
- 'Hildoceras angustisiphonatum belongs to Hildoceras' according to Prinz 1904
- 'Hildoceras apertum belongs to Hildoceras' according to Gabilly 1976
- 'Hildoceras caterinii belongs to Hildoceras'
- 'Hildoceras caterinii belongs to Hildoceras' according to Merla 1933
- 'Hildoceras crassa is corrected as Hildoceras crassum and belongs to Hildoceras'
- 'Hildoceras lusitanica belongs to Hildoceras' according to Meister 1913
- 'Hildoceras semipolitum belongs to Hildoceras' according to Buckman 1902
- 'Hildoceras semipolitum belongs to Hildoceras'
- 'Hildoceras sublevisoni belongs to Hildoceras'
- 'Hildoceras sublevisoni belongs to Hildoceras' according to Fucini 1919
- 'Hildoceras tethysi belongs to Hildoceras' according to Géczy 1967
- 'Hildocerataceae belongs to Ammonitina' according to D. T. Donovan et al. 1981
- 'Leukadiella jeanneti belongs to Leukadiella' according to Renz 1927
- 'Lillia canavarii is recombined as Crassiceras canavarii'
- 'Lillia narbonensis belongs to Lillia' according to Buckman 1898
- 'Mercaticeras humeralis belongs to Mercaticeras' according to Merla 1933
- 'Mercaticeras mercati belongs to Mercaticeras' according to Hauer 1856
- 'Mercaticeras rursicostatum belongs to Mercaticeras' according to Merla 1932
- 'Mercaticeras stefaninii belongs to Mercaticeras'
- 'Mercaticeras stefaninii belongs to Mercaticeras' according to Merla 1933
- 'Mercaticeras umbilicatum belongs to Mercaticeras'
- 'Mercaticeras umbilicatum belongs to Mercaticeras' according to Buckman 1913
- 'Merlaites alticarinatus belongs to Merlaites' according to Merla 1932
- 'Merlaites clausus belongs to Merlaites' according to Merla 1932
- 'Mouterdeiceras belongs to Phymatoceratinae' according to S. Elmi and L. Rulleau 1995
- 'Mouterdeiceras escherilobatum belongs to Mouterdeiceras' according to Géczy 1966
- 'Mouterdeiceras masciadrii belongs to Mouterdeiceras' according to Pelosio 1968
- 'Mouterdeiceras merlai belongs to Mouterdeiceras' according to Pelosio 1968
- 'Paroniceras helveticum belongs to Paroniceras' according to Renz 1922
- 'Paroniceras substernale belongs to Paroniceras' according to Pelosio 1968
- 'Peronoceras tuberculatum belongs to Peronoceras' according to Pinna 1966
- 'Phymatoceras aequale belongs to Phymatoceras' according to Géczy 1967
- 'Phymatoceras aequale belongs to Phymatoceras'
- 'Phymatoceras anomalum belongs to Phymatoceras' according to Merla 1932
- 'Phymatoceras anomalum is recombined as Furloceras anomalum'
- 'Phymatoceras caroli belongs to Phymatoceras' according to Merla 1933
- 'Phymatoceras caroli is recombined as Furloceras caroli'
- 'Phymatoceras elegans belongs to Phymatoceras' according to Merla 1932
- 'Phymatoceras muelleri is recombined as Furloceras muelleri'
- 'Phymatoceras muelleri belongs to Phymatoceras' according to B. Géczy 1966
- 'Phymatoceras robustum belongs to Phymatoceras' according to Hyatt 1867
- 'Phymatoceras speciosum is recombined as Furloceras speciosum'
- 'Phymatoceras speciosum belongs to Phymatoceras' according to Merla 1932
- 'Phymatoceratidae belongs to Hildocerataceae' according to D. T. Donovan et al. 1981
- 'Phymatoceratinae belongs to Phymatoceratidae' according to D. T. Donovan et al. 1981
- 'Porpoceras was reranked as Coeloceras (Porpoceras) and belongs to Coeloceras' according to Monestier 1931
- 'Porpoceras verticosum belongs to Porpoceras' according to Buckman 1914
- 'Pseudogrammoceras subregale belongs to Pseudogrammoceras'
- 'Pseudogrammoceras subregale belongs to Pseudogrammoceras' according to Pinna 1968
- 'Pseudomercaticeras rotaries belongs to Pseudomercaticeras' according to Merla 1932
- 'Pseudomercaticeras venzoi belongs to Pseudomercaticeras' according to Pinna 1963
- 'Zugodactylites rotundiventer belongs to Zugodactylites' according to Buckman 1927