Classification of Bécaud 2006

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†Eleganticeras elegans Sowerby 1815
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Invalid names: Osperleioceras viluiense Krimholtz 1956 [synonym]
†Eleganticeras elegantulum Young and Bird 1828
†Eleganticeras exaratum Young and Bird 1828
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†Frechiella kammerkarensis Stolley 1903
†Frechiella subcarinata Young and Bird 1822
†Frechiella venantii Catullo 1846
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Subg. †Harpoceras (Maconiceras) Buckman 1926
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G. †Hildaites
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†Hildaites chatryi Bécaud 2006
†Hildaites forte Buckman 1921
†Hildaites levisoni Simpson 1843
†Hildaites murleyi Buckman 1841
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Invalid names: Ammonites borealis Seebach 1864 [synonym], Hildoceras undicosta Merla 1933 [synonym], Hildoceratoides propeserpentinus Buckman 1921 [synonym], Murleyiceras aptum Buckman 1922 [synonym]
†Hildaites pionneaui Bécaud 2006
†Hildaites subserpentinus Buckman 1921
†Hildaites wrighti Spath 1913
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†Hildoceras ameuri Rulleau et al. 2001
†Hildoceras apertum Gabilly 1976
†Hildoceras bifrons Bruguiere 1792
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Invalid names: Hildoceras angustisiphonatum Prinz 1904 [synonym]
†Hildoceras caterinii Merla 1933
†Hildoceras crassum Mitzopoulos 1930
†Hildoceras lusitanicum Meister 1913
†Hildoceras semipolitum Buckman 1902
†Hildoceras sublevisoni Fucini 1919
†Hildoceras tethysi Geczy 1967
G. †Lioceratoides Spath 1919
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†Lioceratoides serotinum Bettoni 1900
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Invalid names: Orthildaites intermedius Guex 1973 [synonym]
G. †Paroniceras Bonarelli 1893
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†Paroniceras sternale d'Orbigny 1845
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†Polyplectus discoides Zittel 1831
G. †Protogrammoceras Spath 1913
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G. †Tiltoniceras Buckman 1913
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†Tiltoniceras costatum Buckman 1913
†Ammonites bifrons Bruguiere 1792
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Invalid names: Ammonites hildensis Young and Bird 1822 [synonym]
Fm. †Hildoceratidae Hyatt 1867
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Invalid names: Paroniceratinae Schindewolf 1963 [empty]
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Subg. †Pseudolioceras (Pseudolioceras) Buckman 1889
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Invalid names: Ammonites wurttenbergeri Denckmann 1887 [synonym]
Subg. †Harpoceras (Harpoceras) Waagen 1869
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Invalid names: Ammonites mulgravius Young and Bird 1828 [synonym], Harpoceras concinnum Buckman 1927 [synonym], Harpoceras falciferoides Buckman 1927 [synonym], Harpoceras fellenbergi Hug 1898 [synonym], Phaularpites exiguus Buckman 1928 [synonym]
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Invalid names: Glyptarpites glyptus Buckman 1927 [synonym]
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Subg. †Oxyparoniceras (Neoparoniceras) Rulleau et al. 2003
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