Classification of Kröger 2013

Cl. Cephalopoda Cuvier 1797
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Or. †Ascocerida Kuhn 1949
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Fm. †Ascoceratidae Barrande 1867
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G. †Schuchertoceras Miller 1932
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Schuchertoceras fryi Kröger 2013
Fm. †Hebetoceratidae Flower 1940
Fm. †Probillingsitidae Kröger 2013
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G. †Probillingsites Foerste 1928
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G. †Redpathoceras Flower 1963
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Redpathoceras bullatum Kröger 2013
Redpathoceras depressum Kröger 2013
Redpathoceras magnum Kröger 2013
Or. †Barrandeocerida Flower and Kummel, Jr. 1950
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Fm. †Uranoceratidae Hyatt 1900
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G. †Siljanoceras Kröger 2013
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Siljanoceras varians Kröger 2013
G. †Warburgoceras Kröger 2013
Or. †Discosorida Flower 1950
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Fm. †Cyrtogomphoceratidae Flower 1940
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G. †Kiaeroceras Strand 1934
G. †Strandoceras Flower 1946
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Strandoceras sphinx Schmidt 1858
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Invalid names: Phragmoceras sphynx Schmidt 1858 [misspelling], Protophragmoceras sphynx Schmidt 1858 [misspelling]
Strandoceras tyriense Strand 1934
Or. †Endocerida Teichert 1933
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Fm. †Endoceratidae Hyatt 1883
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G. †Cameroceras Conrad 1842
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Cameroceras hasta Balashov 1962
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Invalid names: Endoceras megastoma Eichwald 1857 [synonym], Rossicoceras pirguense Balashov 1968 [synonym]
Cameroceras regulus Eichwald 1860
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Invalid names: Endoceras iucundum Stumbur 1956 [synonym]
Cameroceras turrisoides Kröger 2013
Or. †Oncocerida Flower and Kummel, Jr. 1950
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Fm. †Oncoceratidae Hyatt 1883
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G. †Beloitoceras Foerste 1924
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Beloitoceras pandion Hall 1861
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Invalid names: Beloitoceras heterocurvatum Strand 1934 [synonym]
G. †Cyrtorizoceras Hyatt 1900
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Cyrtorizoceras thorslundi Kröger 2013
G. †Dalecarlioceras Frye 1987
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Or. †Orthocerida Kuhn 1940
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Subor. †Lituitina Starobogatov 1983
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Fm. †Sinoceratidae Shimizu and Obata 1935
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G. †Tyrioceras Strand 1933
Or. †Tarphycerida Flower and Kummel, Jr. 1950
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Fm. †Discoceratidae Dzik 1984
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G. †Discoceras Barrande 1867
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Discoceras antiquissimus Roemer 1861
Or. †Orthoceratida Kuhn 1940
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Subor. †Orthoceratina Dzik 1984
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Fm. †Dawsonoceratidae Flower 1962
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G. †Dawsonoceras Hyatt 1884
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Dawsonoceras annulatum Sowerby 1818
Dawsonoceras stumburi Kröger 2013
G. †Palaeodawsonocerina Kröger and Isakar 2006
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Fm. †Eriditidae Chen in Chen et al 1981
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G. †Nathorstoceras Kröger 2013
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Nathorstoceras adnatum Kröger 2013
Fm. †Geisonoceratidae Zhuravleva 1959
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G. †Geisonoceras Hyatt 1884
G. †Ordogeisonoceras Frey 1995
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G. †Pleurorthoceras Flower 1962
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Fm. †Orthoceratidae McCoy 1844
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G. †Striatocycloceras Kröger and Isakar 2006
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Striatocycloceras isbergi Kröger 2013
Fm. †Proteoceratidae Flower 1962
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G. †Gorbyoceras Shimizu and Obata 1935
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Gorbyoceras gorbyi Miller 1894
G. †Isorthoceras Flower 1962
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Isorthoceras angelini Kröger 2013
Isorthoceras junceum Hall 1877
Isorthoceras sociale Hall in Miller 1877
Isorthoceras suave Angelin and Lindström 1880