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Genus: Arkoceras Ulrich & al., 1942 † (DB: 1 SP)
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Arkoceras exiguum
Ulrich & al., 1942 † (FOSSIL)
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Genus: Curtoceras Ulrich & al., 1942 † (DB: 6 SP)
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Curtoceras billingsi
(Foerste, 1938 †) (FOSSIL)
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Curtoceras eatoni
(R.P. Whitfield, 1886 †) (FOSSIL)
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Curtoceras internastriatum
(R.P. Whitfield, 1886 †) (FOSSIL)
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Curtoceras kerstovense
Balaschov, 1953 † (FOSSIL)
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Curtoceras minganense
(Foerste, 1938 †) (FOSSIL)
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Curtoceras teres
K.E.I. von Eichwald † (FOSSIL)
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Genus: Glyphiteuthis Reuss , 1855 † (DB: 1 SP)
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Glyphiteuthis rhinophora
A. Fuchs & al., 2010 † (FOSSIL)
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Genus: Hardmanoceras Teichert & Glenister, 1952 † (DB: 1 SP)
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Hardmanoceras lobatum
Teichert & Glenister † (FOSSIL)
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Genus: Jasperoceras Ulrich & al., 1942 † (DB: 1 SP)
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Jasperoceras costatum
Ulrich & al., 1942 † (FOSSIL)
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Genus: Litoceras Hyatt , 1883 † (DB: 4 SP)
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Litoceras adamsi
Flower, 1968 † (FOSSIL)
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Litoceras calciferum
(Billings, 1865 †) (FOSSIL)
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Litoceras versutum
(Billings, 1865 †) (FOSSIL)
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Litoceras whiteavesi
A. Hyatt, 1894 † (FOSSIL)
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Genus: Palaeonautilus Remele , 1881 † (DB: 1 SP)
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Palaeonautilus nakholmensis
(Kjerulf, 1865 †) (FOSSIL)
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Genus: Plectolites Flower, 1968 † (DB: 1 SP)
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Plectolites incipiens
(Barrande, 1870 †) (FOSSIL)
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Genus: Schroederoceras Hyatt, 1894 † (DB: 5 SP)
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Schroederoceras angulatum
(Saemann, 1854 †) (FOSSIL)
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Schroederoceras arcuatum
(Lossen †) (FOSSIL)
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Schroederoceras bandonis
Remelé † (FOSSIL)
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Schroederoceras hyatti
E. Strand † (FOSSIL)
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Schroederoceras rarospira
(K.E.I. von Eichwald †) (FOSSIL)
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Genus: Trocholites Conrad, 1838 † (DB: 10 SP)
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Trocholites ammonius
T.A. Conrad, 1838 † (FOSSIL)
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Trocholites contractus
Schroeder, 1891 † (FOSSIL)
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Trocholites depressus
K.E.I. von Eichwald, 1860 † (FOSSIL)
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Trocholites faberi
Foerste, 1929 † (FOSSIL)
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Trocholites fugax
Babin & Gutiérrez-Marco, 1992 † (FOSSIL)
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Trocholites gracilis
Flower, 1943 † (FOSSIL)
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Trocholites hospes
Remele, 1880 † (FOSSIL)
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Trocholites macrostoma
R. Schröder, 1891 † (FOSSIL)
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Trocholites orbis
Schroeder, 1891 † (FOSSIL)
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Trocholites ruedemanni
Flower, 1943 † (FOSSIL)
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Genus: Trocholitoceras Hyatt, 1894 † (DB: 5 SP)
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Trocholitoceras bevani
Ulrich & al., 1942 † (FOSSIL)
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Trocholitoceras juvenicostatum
Ulrich & al., 1942 † (FOSSIL)
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Trocholitoceras latum
Ulrich & al., 1942 † (FOSSIL)
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Trocholitoceras philipsburgense
Ulrich & al., 1942 † (FOSSIL)
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Trocholitoceras walcotti
A. Hyatt, 1894 † (FOSSIL)
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Genus: Wichitoceras Ulrich & al., 1942 † (DB: 5 SP)
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Wichitoceras chadwickense
Ulrich & al., 1942 † (FOSSIL)
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Wichitoceras compressum
Ulrich & al., 1942 † (FOSSIL)
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Wichitoceras crassum
Ulrich & al., 1942 † (FOSSIL)
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Wichitoceras decipiens
Ulrich & al., 1942 † (FOSSIL)
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Wichitoceras naylorense
Ulrich & al., 1942 † (FOSSIL)
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Genus: Crenuloceras Flower, 1968 (DB: 1 SP)
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Crenuloceras giganteum
Flower, 1968 † (FOSSIL)
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