Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Orthoceratoidea

Cephalopoda

Synonyms
Synonymy list
YearName and author
1843Orthocera ellipticum Klipstein p. 144 figs. Pl 9, figs 5a,b
1846Orthoceras lateseptatum Hauer p. 41 figs. Pl 11, figs 9,10
1849Orthoceras pulchellum Hauer p. 1 figs. Pl 1, figs 1-3
1849Orthoceras subellipticum d'Orbigny
1859Orthoceratites lennaense Stoppani
1864Orthoceras blakei Gabb p. 19 figs. Pl 3, fig 1
1870Orthoceras blakei Gabb p. 6
1873Orthoceras triadicum von Mojsisovics p. 4 figs. Pl 1, figs 1-3
1873Orthoceras styriacum von Mojsisovics p. 5 figs. Pl 1, figs 6,7
1873Orthoceras celticum von Mojsisovics p. 6 figs. Pl 1, fig 10
1873Orthoceras lateseptatum von Mojsisovics p. 6 figs. Pl 1, fig 9
1873Orthoceras sandlingense von Mojsisovics p. 6 figs. Pl 1, figs 11-13
1873Orthoceras austriacum von Mojsisovics p. 7 figs. Pl 1, fig 8
1873Orthoceras pulchellum von Mojsisovics p. 7
1877Orthoceras blakei Meek p. 104 figs. Pl 10, fig 11
1882Orthoceras lennaense von Mojsisovics
1882Orthoceras subellipticum von Mojsisovics
1887Orthoceras multilabiatum Hauer
1895Orthoceras mojsisovicsi Salomon
1901Orthoceras variestriatum Reis
1902Orthoceras pulchellum von Mojsisovics p. 201 figs. Pl 16, figs 4,5
1904Orthoceras billiemense Gemmellaro
1904Orthoceras subtiliseptatum Gemmellaro
1905Orthoceras shastense Hyatt and Smith p. 210 figs. Pl 48, figs 4,5
1907Orthoceras multilabiatum Diener
1907Orthoceras spitiense Diener
1907Orthoceras baconicum Frech
1907Orthoceras acum Reis
1908Orthoceras increscens Kittl
1915Orthoceras indoaustralicum Bulow
1915Orthoceras pulchristriatum Bulow
1915Orthoceras rotundulum Bulow
1927Orthoceras nodosum Kutassy
1927Orthoceras shastense Smith p. 102 figs. Pl 48, figs 4,5
1988Trematoceras triadicum Schastlivtseva p. 30
1988Trematoceras austriacum Schastlivtseva p. 31
1988Trematoceras celticum Schastlivtseva p. 31
1988Trematoceras lateseptatum Schastlivtseva p. 31
1988Trematoceras pulchellum Schastlivtseva p. 31
1988Trematoceras sandlingense Schastlivtseva p. 31
1988Trematoceras styriacum Schastlivtseva p. 31
1994Orthoceratoidea Zhuravleva
2012Orthoceratoidea Kröger and Lefebvre
2013Orthoceras austriacum Tatzreiter and Zorn p. 109 figs. Pl 1, fig 1

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
RankNameAuthor
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
subclassOrthoceratoideaZhuravleva 1994
subclassOrthoceratoideaZhuravleva 1994

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Subcl. †Orthoceratoidea Zhuravleva 1994
show all | hide all
Or. †Pseudorthocerida Barskov 1968
hide
Fm. †Pseudorthoceratidae Flower and Caster 1935
+
G. †Buchanoceras Teichert and Glenister 1952
+
†Buchanoceras graviventrum Teichert and Glenister 1952
Subfm. †Cayutoceratinae Flower 1939
+
G. †Arpaoceras Zhuravleva 1962
G. †Bradfordoceras Flower and Caster 1935
G. †Cayutoceras Flower 1939
G. †Dnestroceras Zhuravleva 1961
G. †Metastromatoceras Zhuravleva 1957
G. †Stromatoceras Teichert and Glenister 1953
G. †Dinocycloceras Gordon 1964
+
†Dinocycloceras prolixum Gordon 1964
G. †Dolorthoceras Miller 1931
+
†Dolorthoceras incisum Gordon 1964
†Dolorthoceras nakazawai Niko and Nishida 2000
†Dolorthoceras stiliforme Shimanskiy 1948
G. †Geidoloceras Kröger 2008
+
G. †Hebetorthoceras Kröger and Mapes 2005
+
†Hebetorthoceras brokenarrowense Kröger and Mapes 2005
G. †Houdongoceras Yang et al. 2021
+
†Houdongoceras chaohuensis Yang et al. 2021
G. †Mitorthoceras Gordon 1960
+
†Mitorthoceras clinatum Gordon, Jr. 1964
†Mitorthoceras girtyi Gordon 1964
†Mitorthoceras perfilosum Gordon 1960
+
Invalid names: Mooreoceras crebriliratum Girty 1909 [synonym]
G. †Mongoceras Miagkova 1967
+
†Mongoceras angustum Miagkova 1967
G. †Neocycloceras Flower and Caster 1935
+
†Neocycloceras obliquum Flower and Caster 1935
†Neocycloceras termierorum Kröger 2008
G. †Probatoceras Zhyravleva 1978
+
†Probatoceras crassum Zhuravleva 1978
Subfm. †Pseudactinoceratinae Schindewolf 1943
+
G. †Bergoceras Flower 1939
G. †Campyloceras M'Coy 1844
G. †Eusthenoceras Foord 1898
G. †Macroloxoceras Flower 1957
G. †Paraloxoceras Flower 1939
G. †Pseudactinoceras Schindewolf 1943
Subfm. †Pseudorthoceratinae Sweet 1964
+
G. †Eifeloceras Foerste 1929
G. †Pseudocyrtoceras Schindewolf 1943
G. †Pseudorthoceras Girty 1912
+
†Pseudorthoceras knoxense McChesney 1859
+
Invalid names: Mooreoceras normale Miller et al. 1933 [synonym], Orthoceras cribrosum Geinitz 1866 [synonym], Orthoceras rushensis Meek and Worthen 1873 [synonym], Pseudorthoceras seminolense Girty 1911 [synonym], Pseudorthoceras splendens Clifton 1942 [synonym]
†Pseudorthoceras neumannae Shimanskiy 1954
†Pseudorthoceras pillae Gemmellaro 1889
†Pseudorthoceras simense Shimanskiy 1954
†Pseudorthoceras stonense Gordon 1964
Invalid names: Mooreoceras Miller et al. 1933 [synonym]
G. †Simorthoceras Shimanskiy 1954
+
†Simorthoceras gracile Shimanskiy 1954
G. †Subdoloceras Kröger 2008
+
†Subdoloceras atrouzense Kröger 2008
†Subdoloceras engeseri Kröger 2008
†Subdoloceras tafilaltense Kröger 2008
G. †Subormoceras Kröger 2008
+
†Subormoceras erfoudense Kröger 2008
†Subormoceras rashkovense Kiselev 1968
†Subormoceras rissaniense Kröger 2008
†Subormoceras skalaense Kiselev 1968
G. †Uralorthoceras Shimanskiy 1951
+
†Uralorthoceras tzwetaevae Shimanskiy 1951
†Uralorthoceras verneuili Moeller 1862
Invalid names: Mooreoceratidae Shimanskiy 1954 [synonym], Shikanoceratidae Shimansky 1956 [synonym]
Fm. †Spyroceratidae Shimizu and Obata 1935
+
G. †Adnatoceras Flower 1939
+
†Adnatoceras alaskense Gordon 1957
G. †Anastomoceras Flower 1939
G. †Atahococeras Niko et al. 2000
+
†Atahococeras timorense Niko et al. 2000
G. †Bitaunioceras Shimizu and Obata 1936
+
†Bitaunioceras buckhornense Niko et al. 2018
†Bitaunioceras inordinatum Shimanskiy 1996
†Bitaunioceras krotowi Dewingthal 1951
†Bitaunioceras texanum Miller and Youngquist 1947
†Bitaunioceras undulatum Niko and Nishida 1987
†Bitaunioceras zonatum Gemmellaro 1889
G. †Cancellspyroceras Kröger 2008
+
†Cancellspyroceras loricatum Barrande 1868
G. †Cryptorthoceras Flower 1939
G. †Cyrtospyroceras Flower 1938
G. †Cyrtothoracoceras Turner 1964
G. †Diagoceras Flower 1936
+
†Diagoceras aptum Hall 1876
G. †Euloxoceras Miller et al. 1933
+
†Euloxoceras angustius Gordon 1964
†Euloxoceras greenei Miller et al. 1933
†Euloxoceras greeni Dunbar and Condra 1933
G. †Fusicoceras Flower 1939
G. †Geisonoceroides Flower 1939
G. †Gordonoceras Teichert and Glenister 1953
G. †Lopingoceras Shimanskiy 1962
+
†Lopingoceras acutanolatum Zhao et al. 1978
†Lopingoceras bicinctum Abich 1878
†Lopingoceras guangdeense Zhao et al. 1978
†Lopingoceras lopingense Stoyanow 1910
G. †Palaeospyroceras Chen et al. 1981
G. †Palmeroceras Flower 1936
G. †Petryoceras Flower 1939
G. †Pseudocycloceras Barskov 1959
G. †Reticycloceras Gordon 1960
+
†Reticycloceras croneisi Gordon 1960
†Reticycloceras girtyi Gordon 1964
G. †Sceptrites Flower 1939
G. †Shikhanoceras Shimanskiy 1954
+
†Shikhanoceras sphaerophorum Shimanskiy 1954
G. †Spyroceras Hyatt 1884
+
†Spyroceras baffinense Schuchert 1900
†Spyroceras bilineatum Hall 1847
†Spyroceras boreale Foerste and Savage 1927
†Spyroceras chambliense Foerste 1924
†Spyroceras crotalum Hall 1879
†Spyroceras cylindratum Foerste 1932
†Spyroceras cyrtopatronus Kröger 2008
†Spyroceras damesi Krause 1877
†Spyroceras ferum Billings 1866
†Spyroceras fukuijense Niko 1996
†Spyroceras giganteum Flower 1945
†Spyroceras latepatronus Kröger 2008
†Spyroceras middlevillense Foerste 1928
†Spyroceras olorus Hall 1879
†Spyroceras patronus Barrande 1866
†Spyroceras perlaeve Strand 1934
†Spyroceras persculptum Ruedemann 1926
G. †Suloceras Manda 2001
+
†Suloceras longipulchrum Kröger 2008
†Suloceras pulchrum Barrande 1866
G. †Tripteroceroides Miller and Furnish 1940
Fm. †Trematoceratidae Zakharov 1996
+
G. †Paratrematoceras Schastlivtseva 1981
+
†Paratrematoceras ornatum Schastlivtseva 1981
†Paratrematoceras shevyrevi Schastlivtseva 1981
G. †Phatthalungoceras Tongtherm and Nabhitabhata 2018
+
†Phatthalungoceras srisuki Tongtherm and Nabhitabhata 2018
G. †Trematoceras Eichwald 1851
+
†Trematoceras boreale Schastlivceva 1986
†Trematoceras clarum Schastlivceva 1986
†Trematoceras elegans Muenster 1831
+
Invalid names: Orthocera freieslebense Klipstein 1843 [synonym], Orthocera politum Klipstein 1843 [synonym], Orthoceras campanile Mojsisovics 1869 [synonym], Orthoceras dubium Hauer 1847 [synonym], Orthoceras freieslebense Klipstein 1843 [synonym]
†Trematoceras hikichii Niko 2016
†Trematoceras insperatum Schastlivceva 1988
†Trematoceras lytosiphon Gemmellaro 1904
†Trematoceras mangishlakense Schastlivceva 1981
†Trematoceras solidum Schastlivceva 1988
†Trematoceras subcampanile Kiparisova 1954
†Trematoceras vulgare Schastlivceva 1981
†Trematoceras watanabei Niko and Ehiro 2020
G. †Zhuravlevia Doguzhaeva 1994
+
†Zhuravlevia insperata Doguzhaeva 1994
Invalid names: Orthoceras acum Reis 1907 [nomen dubium], Orthoceras austriacum von Mojsisovics 1873 [nomen dubium], Orthoceras baconicum Frech 1907 [nomen dubium], Orthoceras billiemense Gemmellaro 1904 [nomen dubium], Orthoceras blakei Gabb 1864 [nomen dubium], Orthoceras celticum von Mojsisovics 1873 [nomen dubium], Orthoceras increscens Kittl 1908 [nomen dubium], Orthoceras indoaustralicum Bulow 1915 [nomen dubium], Orthoceras lateseptatum Hauer 1846 [nomen dubium], Orthoceras lennaense Stoppani 1859 [nomen dubium], Orthoceras mojsisovicsi Salomon 1895 [nomen dubium], Orthoceras multilabiatum Hauer 1887 [nomen dubium], Orthoceras nodosum Kutassy 1927 [nomen dubium], Orthoceras pulchellum Hauer 1849 [nomen dubium], Orthoceras pulchristriatum Bulow 1915 [nomen dubium], Orthoceras rotundulum Bulow 1915 [nomen dubium], Orthoceras sandlingense von Mojsisovics 1873 [nomen dubium], Orthoceras shastense Hyatt and Smith 1905 [nomen dubium], Orthoceras spitiense Diener 1907 [nomen dubium], Orthoceras styriacum von Mojsisovics 1873 [nomen dubium], Orthoceras subellipticum d'Orbigny 1849 [nomen dubium], Orthoceras subtiliseptatum Gemmellaro 1904 [nomen dubium], Orthoceras triadicum von Mojsisovics 1873 [nomen dubium], Orthoceras variestriatum Reis 1901 [nomen dubium]
Diagnosis
No diagnoses are available