Classification of Kennedy 1986
G. †Hoplitoplacenticeras Paulcke 1906
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Subg. †Hoplitoplacenticeras (Lemfoerdiceras) Kennedy 1986
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†Hoplitoplacenticeras (Lemfoerdiceras) lafresnayanus d'Orbigny 1841
†Hoplitoplacenticeras (Lemfoerdiceras) lemfoerdensis Schluter 1872
†Hoplitoplacenticeras coesfeldiense Schluter 1867
†Hoplitoplacenticeras dolbergense Schluter 1876
†Hoplitoplacenticeras marroti Coquand 1859
†Hoplitoplacenticeras rejaudryi de Grossouvre 1894
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Invalid names: Sonneratia rara de Grossouvre 1894 [synonym]
G. †Menabites Collignon 1948
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Subg. †Menabites (Australiella) Collignon 1948
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†Menabites (Australiella) besairiei Collignon 1938
Subg. †Menabites (Delawarella) Collignon 1948
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†Menabites (Delawarella) campaniense de Grossouvre 1894
†Menabites (Delawarella) delawarensis Morton 1830
G. †Neocrioceras
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Subg. †Neocrioceras (Schlueterella) Wiedmann 1962
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†Neocrioceras (Schlueterella) elegans Moberg 1885
G. †Nostoceras Hyatt 1894
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Subg. †Nostoceras (Bostrychoceras) Hyatt 1900
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†Nostoceras (Bostrychoceras) polyplocum Roemer 1841
G. †Pseudoxybeloceras Wright and Matsumoto 1954
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Subg. †Pseudoxybeloceras (Parasolenoceras) Collignon 1969
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†Pseudoxybeloceras (Parasolenoceras) interruptum Schlüter 1872
G. †Sphenodiscus Meek 1871
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†Sphenodiscus ubaghsi de Groussouvre 1894
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Invalid names: Sphenodiscus rutoti de Grossouvre 1894 [synonym]
G. †Trachyscaphites Cobban and Scott 1964
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†Trachyscaphites pulcherrimus Roemer 1841
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Invalid names: Scaphites multinodosus Hauer 1866 [synonym]
†Trachyscaphites spiniger Schlüter 1872
Subfm. †Puzosiinae Spath 1922
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Subg. †Scaphites (Scaphites) Parkinson 1811
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†Scaphites (Scaphites) gibbus Schlüter 1872
†Scaphites (Scaphites) haugi de Grossouvre 1894
†Scaphites (Scaphites) hippocrepis DeKay 1828
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Invalid names: Scaphites nanclasi Coquand 1859 [synonym]
Subg. †Pachydiscus (Pachydiscus) Zittel 1884
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†Pachydiscus (Pachydiscus) colligatus Binkhorst 1861
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Invalid names: Pachydiscus vandenbroecki de Grossouvre 1894 [synonym]
†Pachydiscus (Pachydiscus) complanatus Collignon 1952
†Pachydiscus (Pachydiscus) duelmensis Schluter 1872
†Pachydiscus (Pachydiscus) haldemsis Schluter 1867
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Invalid names: Pachydiscus kaliszanensis Nowak 1913 [synonym], Pachydiscus koeneni de Grossouvre 1894 [synonym]
†Pachydiscus (Pachydiscus) launayi de Grossouvre 1894
†Pachydiscus (Pachydiscus) oldhami Sharpe 1855
Subg. †Nostoceras (Nostoceras) Hyatt 1894
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†Nostoceras (Nostoceras) archiacianum d'Orbigny 1842
†Nostoceras (Nostoceras) hyatti Stephenson 1941
†Cadomites orbignyi de Grossouvre 1930
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Invalid names: Bayleites baylei Collignon 1952 [synonym]