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

Pseudorthocerida

Cephalopoda - Pseudorthocerida

Synonymy list
YearName and author
1968Pseudorthocerida Barskov
1988Pseudorthocerida Wade
2005Pseudorthocerida Evans p. 58
2008Pseudorthocerida Kröger
2022Pseudorthocerida Pohle et al. p. 21
2024Pseudorthocerida Pohle and Klug

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

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

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.

Or. †Pseudorthocerida Barskov 1968
show all | hide all
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
Diagnosis
No diagnoses are available