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Genus: Beloitoceras Foerste, 1924 † (DB: 14 SP)
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Beloitoceras amoenum
(Miller, 1879 †) (FOSSIL)
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Beloitoceras baffinense
(Schuchert, 1900 †) (FOSSIL)
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Beloitoceras bucheri
Flower, 1946 † (FOSSIL)
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Beloitoceras cornulum
(Schuchert, 1900 †) (FOSSIL)
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Beloitoceras estonicum
Teichert, 1930 † (FOSSIL)
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Beloitoceras houghtoni
A.H. Clarke † (FOSSIL)
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Beloitoceras huronense
(Billings, 1865 †) (FOSSIL)
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Beloitoceras isodorum
(Billings, 1865 †) (FOSSIL)
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Beloitoceras lobiferum
Flower, 1952 † (FOSSIL)
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Beloitoceras orilliense
Flower, 1952 † (FOSSIL)
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Beloitoceras pandion
(J.W. Hall, 1861 †) (FOSSIL)
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Beloitoceras stoermeri
Sweet, 1958 † (FOSSIL)
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Beloitoceras thompsoni
(Miller, Youngquist & Collinson, 1954 †) (FOSSIL)
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Beloitoceras wilsonae
(Miller, Youngquist & Collinson, 1954 †) (FOSSIL)
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Genus: Cyrtorizoceras Hyatt, 1900 † (DB: 5 SP)
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Cyrtorizoceras borni
Teichert, 1930 † (FOSSIL)
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Cyrtorizoceras minneapolis
(A.H. Clarke, 1897 †) (FOSSIL)
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Cyrtorizoceras rusti
Flower, 1952 † (FOSSIL)
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Cyrtorizoceras tenue
E. Strand, 1934 † (FOSSIL)
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Cyrtorizoceras thorslundi
Kröger, 2013 † (FOSSIL)
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Genus: Dalecarlioceras Frye, 1987 † (DB: 3 SP)
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Dalecarlioceras bodense
Frye, 1987 † (FOSSIL)
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Dalecarlioceras constrictum
Frye, 1987 † (FOSSIL)
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Dalecarlioceras dalecarlicum
Frye, 1987 † (FOSSIL)
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Genus: Digenuoceras Foerste, 1935 † (DB: 3 SP)
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Digenuoceras alinae
(Barrande, 1866 †) (FOSSIL)
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Digenuoceras discoideum
(Barrande, 1866 †) (FOSSIL)
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Digenuoceras latum
(Foerste, 1929 †) (FOSSIL)
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Genus: Laphamoceras Foerste , 1933 † (DB: 1 SP)
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Laphamoceras scofieldi
(Foerste, 1932 †) (FOSSIL)
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Genus: Maelonoceras Hyatt, 1884 † (DB: 2 SP)
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Maelonoceras metellus
(Billings, 1865 †) (FOSSIL)
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Maelonoceras praematurum
(Billings, 1860 †) (FOSSIL)
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Genus: Miamoceras Flower, 1946 † (DB: 1 SP)
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Miamoceras longum
I.S. Barskov, 1972 † (FOSSIL)
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Genus: Neumatoceras Foerste, 1935 † (DB: 6 SP)
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Neumatoceras borense
Kröger & al., 2009 † (FOSSIL)
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Neumatoceras contractum
(Foerste & Savage, 1927 †) (FOSSIL)
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Neumatoceras medium
Flower, 1952 † (FOSSIL)
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Neumatoceras parviborense
Kröger & al., 2009 † (FOSSIL)
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Neumatoceras tumidum
(Schuchert, 1900 †) (FOSSIL)
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Neumatoceras turnidum
(Schuchert †) (FOSSIL)
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Genus: Oncoceras Hall, 1847 † (DB: 10 SP)
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Oncoceras carletonense
Twenhofel, 1928 † (FOSSIL)
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Oncoceras carveri
A.H. Clarke, 1897 † (FOSSIL)
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Oncoceras constrictum
J.W. Hall † (FOSSIL)
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Oncoceras douglassi
A.H. Clarke, 1897 † (FOSSIL)
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Oncoceras exiguum
Billings † (FOSSIL)
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Oncoceras lycum
J.W. Hall, 1861 † (FOSSIL)
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Oncoceras major
M.A. Frey, 1995 † (FOSSIL)
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Oncoceras pauper
Foerste, 1924 † (FOSSIL)
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Oncoceras pristinum
Ruedemann, 1906 † (FOSSIL)
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Oncoceras washburni
(Miller, Youngquist & Collinson, 1954 †) (FOSSIL)
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Genus: Oocerina Foerste, 1926 † (DB: 2 SP)
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Oocerina abdita
(Barrande, 1877 †) (FOSSIL)
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Oocerina lentigradum
Barrande † (FOSSIL)
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Genus: Orthorizoceras Kröger , 2008 † (DB: 2 SP)
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Orthorizoceras desertum
Kröger, 2008 † (FOSSIL)
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Orthorizoceras sinkovense
(I. Balashov, 1968 †) (FOSSIL)
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Genus: Paramiamoceras Chen , 1987 † (DB: 1 SP)
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Paramiamoceras breviventrum
Kröger & al., 2009 † (FOSSIL)
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Genus: Retizitteloceras Kröger & al., 2011 † (DB: 1 SP)
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Retizitteloceras rarum
Kröger & al., 2011 † (FOSSIL)
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Genus: Richardsonoceras Foerste, 1932 † (DB: 9 SP)
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Richardsonoceras fallax
(Billings, 1857 †) (FOSSIL)
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Richardsonoceras gastroscopium
Kröger & al., 2009 † (FOSSIL)
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Richardsonoceras gerhardi
Kröger & al., 2009 † (FOSSIL)
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Richardsonoceras goldmanni
Kröger & al., 2009 † (FOSSIL)
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Richardsonoceras haelluddenense
Kröger & al., 2009 † (FOSSIL)
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Richardsonoceras haueri
(Barrande, 1866 †) (FOSSIL)
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Richardsonoceras nikiforovae
Balaschov † (FOSSIL)
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Richardsonoceras patulum
(Barrande, 1866 †) (FOSSIL)
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Richardsonoceras sinuososeptatum
(F.A. Roemer, 1861 †) (FOSSIL)
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Genus: Richardsonoceroides Chen , 1987 † (DB: 4 SP)
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Richardsonoceroides kingi
Kröger & al., 2009 † (FOSSIL)
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Richardsonoceroides oelandense
Kröger & al., 2009 † (FOSSIL)
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Richardsonoceroides rhytium
Kröger & al., 2009 † (FOSSIL)
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Richardsonoceroides schiefferdeckeri
(Dewitz, 1880 †) (FOSSIL)
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Genus: Rizoceras Hyatt, 1884 † (DB: 3 SP)
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Rizoceras intermedium
(Barrande, 1865 †) (FOSSIL)
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Rizoceras podolicum
Balaschov, 1968 † (FOSSIL)
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Rizoceras quasirectum
Barrande † (FOSSIL)
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Genus: Zitteloceras Foerste, 1910 † (DB: 3 SP)
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Zitteloceras hallianum
A.V.M.D. D'Orbigny † (FOSSIL)
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Zitteloceras hitzi
Foerste, 1910 † (FOSSIL)
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Zitteloceras praecedens
Flower, 1952 † (FOSSIL)
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Genus: Onoceras Swartz & Prouty, 1923 † (DB: 3 SP)
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Onoceras brevicurvatum
(R.P. Whitfield, 1882 †) (FOSSIL)
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Onoceras katoi
T. Kobayashi † (FOSSIL)
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Onoceras mckenzicum
Prouty, 1923 † (FOSSIL)
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