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Trigonoceratoidea
Taxonomy
Trigonocerataceae was named by Hyatt (1884). It is not extant. Its type is Trigonoceras.
It was corrected as Trigonoceratoidea by Niko and Mapes (2016), Korn et al. (2022), Korn (2025).
It was assigned to Nautilida by Teichert et al. (1964), Zakharov and Shigeta (2000), Niko and Mapes (2016); to Tainoceratina by Korn et al. (2022); and to Temnocheilina by Korn (2025).
It was corrected as Trigonoceratoidea by Niko and Mapes (2016), Korn et al. (2022), Korn (2025).
It was assigned to Nautilida by Teichert et al. (1964), Zakharov and Shigeta (2000), Niko and Mapes (2016); to Tainoceratina by Korn et al. (2022); and to Temnocheilina by Korn (2025).
Synonymy list
| Year | Name and author |
|---|---|
| 1884 | Trigonocerataceae Hyatt |
| 1964 | Trigonocerataceae Teichert et al. p. 427 |
| 2000 | Trigonocerataceae Zakharov and Shigeta pp. 231-232 |
| 2016 | Trigonoceratoidea Niko and Mapes p. 73 |
| 2022 | Trigonoceratoidea Korn et al. p. 107 |
| 2025 | Trigonoceratoidea Korn p. 18 |
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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.
Superfm. †Trigonoceratoidea Hyatt 1884
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Fm. †Grypoceratidae Hyatt 1900
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G. †Grypoceras Hyatt 1883
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†Grypoceras aemulans Kummel 1953
†Grypoceras bidorsatoides Kummel 1953
†Grypoceras brahmanicum Griesbach 1880
†Grypoceras griesbachi Diener 1895
†Grypoceras guembeli von Mojsisovics 1873
†Grypoceras haloricum von Mojsisovics 1873
†Grypoceras laubei von Mojsisovics 1873
†Grypoceras mesodicum Hauer 1846
†Grypoceras milleri Kummel 1953
†Grypoceras obtusum von Mojsisovics 1873
†Grypoceras palladii Mojsisovics 1886
†Grypoceras quadrangulum Beyrich 1866
†Grypoceras rhaeticum Engeser and Reitner 1992
†Grypoceras whitneyi Gabb 1864
†Nautilus quadrangulus brahmanicus Griesbach 1880
G. †Gryponautilus Mojsisovics 1902
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†Gryponautilus cooperi Smith 1927
†Gryponautilus galeatus von Mojsisovics 1873
†Gryponautilus kegalensis Sobolev 1989
†Gryponautilus suessi von Mojsisovics 1873
†Gryponautilus truschelevi Sobolev 1998
Subfm. †Gyronautilinae Zakharov and Shigeta 2000
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G. †Gyronautilus Zakharov and Shigeta 2000
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†Gyronautilus popovi Shigeta and Zakharov 2009
†Gyronautilus praevolutus Kiparisova 1961
G. †Menuthionautilus Collignon 1933
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†Menuthionautilus evolutus Shigeta and Zakharov 2009
†Menuthionautilus kieslingeri Collignon 1933
†Menuthionautilus korzchi Kiparisova 1960
G. †Xiaohenautilus Xu 1988
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†Xiaohenautilus abrekensis Shigeta and Zakharov 2009
†Xiaohenautilus chatelaini Jenks et al. 2025
†Xiaohenautilus huananensis Xu 1988
†Xiaohenautilus mulleni Jenks et al. 2021
†Xiaohenautilus sinensis Xu 1988
Fm. †Temnocheilidae Mojsisovics 1902
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G. †Endolobus Meek and Worthen 1865
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Subg. †Endolobus (Solenocheilus) Meek and Worthen 1870
†Endolobus clorensis Collinson 1955
†Endolobus hsiangtanensis Zhao 1954
†Endolobus litvinovichae Shimanskiy 1967
†Endolobus obsoletus Zhao 1954
†Endolobus renfroae Miller and Youngquist 1949
†Endolobus rota Korn and Klug 2023
†Endolobus spectabilis Meek and Worthen 1860
G. †Knightoceras Miller and Owen 1934
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†Knightoceras kempae Miller and Youngquist 1949
†Knightoceras lena Shimanskiy 1967
†Knightoceras louphaphontaensis Ramsbottom and Moore 1961
†Knightoceras oxylobatum Miller and Downs 1948
†Knightoceras subcariniferum Tzwetaev 1888
G. †Latitemnocheilus Sturgeon et al. 1982
G. †Temnocheiloides Shimanskiy 1967
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†Temnocheiloides acanthicus Tzwetaev 1888
†Temnocheiloides shartymense Shimanskiy 1967
G. †Temnocheilus M'Coy 1844
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†Nautilus (Temnocheilus) suevicus Philippi 1898
†Temnocheilus aubrechtovae Korn and Klug 2023
†Temnocheilus coronatiformae Shimanskiy 1967
†Temnocheilus crassus Hyatt 1891
†Temnocheilus grewingki Tschernyschew 1899
†Temnocheilus harneri Miller and Owen 1934
†Temnocheilus imazighenorum Korn and Klug 2023
†Temnocheilus morloti von Mojsisovics 1882
†Temnocheilus multituberculatum Waagen 1879
†Temnocheilus neumayri von Mojsisovics 1882
†Temnocheilus winslowi Meek and Worthen 1870
G. †Tylodiscoceras Miller and Collinson 1950
G. †Valhallites
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†Valhallites boreus Shimanskiy 1967
†Valhallites kashirtzevi Shimanskiy 1967
†Valhallites ornatus Girty 1911
†Valhallites sakhaensis Shimanskiy 1967
†Valhallites taymiricus Shimanskiy 1967
†Valhallites tuberculatus Niko and Mapes 2016
†Valhallites westforkensis Niko and Mapes 2016
Fm. †Thrincoceratidae Ruzhentsev and Shimanskiy 1954
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G. †Lispoceras Hyatt 1893
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†Lispoceras orbis Korn et al. 2022
†Lispoceras proconsul Shimanskiy 1967
†Lispoceras rotundum Hyatt 1893
†Lispoceras trivolve Hyatt 1893
†Lispoceras trivolve simplum Hyatt 1893
G. †Neothrincoceras Ruzhentsev and Shimanskiy 1954
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†Neothrincoceras soshkinae Ruzhentsev and Shimanskiy 1954
†Neothrincoceras uralicum Fredericks 1915
G. †Thrincoceras Hyatt 1893
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†Thrincoceras depressum Hyatt 1893
†Thrincoceras devolvere Korn et al. 2022
†Thrincoceras hibernicum Foord 1891
†Thrincoceras hyatti Foord 1900
†Thrincoceras kentuckiense Hyatt 1893
†Thrincoceras subquadratum Shimanskiy 1990
Fm. †Trigonoceratidae Hyatt 1884
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Subfm. †Chouteauoceratinae Korn 2025
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G. †Chouteauoceras Miller and Garner 1953
G. †Parachouteauoceras Niko and Ozawa 1997
G. †Ungeroceras Sturgeon and Miller 1948
G. †Coelonautilus Foord 1891
Subfm. †Trigonoceratinae Hyatt 1884
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G. †Apogonoceras Ruzhentsev and Shimanskiy 1954
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†Apogonoceras remotum Ruzhentsev and Shimanskiy 1954
G. †Nautiloceras
G. †Rineceras Hyatt 1893
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†Rineceras alapaevskense Kruglov 1934
†Rineceras balladoolense Turner 1954
†Rineceras canaliculatum Eichwald 1857
†Rineceras carinatiforme Shimanskiy 1967
†Rineceras carinatum Eichwald 1857
†Rineceras digonum Meek and Worthen 1860
†Rineceras luidii Fleming 1828
†Rineceras meekianum Winchell 1862
†Rineceras meyerianum de Koninck 1844
†Rineceras multituberculatum Korn et al. 2022
†Rineceras ohioense Miller and Garner 1953
†Rineceras patteiskyi Schmidt 1951
†Rineceras propinquum de Koninck 1880
†Rineceras rectangulatum Korn et al. 2022
†Rineceras rhenanum Holzapfel 1889
†Rineceras strigatum Winchell 1862
Invalid names: Pararineceras Turner 1954 [synonym]
G. †Stroborineceras Korn and Bockwinkel 2022
G. †Trigonoceras M'Coy 1844
Subfm. †Vestinautilinae Korn 2025
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G. †Subvestinautilus Turner 1954
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†Subvestinautilus maritimus Shimanskiy 1967
†Subvestinautilus rector Shimanskiy 1967
†Subvestinautilus znamenskianus Tzwetaev 1898
G. †Vestinautilus Ryckholt 1852
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†Vestinautilus altidorsalis Winchell 1862
†Vestinautilus biangulatus Sowerby 1825
†Vestinautilus cariniferus Sowerby 1825
†Vestinautilus concinnus Korn et al. 2022
†Vestinautilus formosus Foord 1890
†Vestinautilus kesslerae Korn and Klug 2023
†Vestinautilus koninckii d'Orbigny 1850
†Vestinautilus multicarinatus Sowerby 1825
†Vestinautilus padus Korn et al. 2022
†Vestinautilus paucicarinatus Foord 1891
†Vestinautilus pinguis de Koninck 1844
†Vestinautilus semiglaber Foord 1900
†Vestinautilus semiplicatus Foord 1900
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Collections (209 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kinderhookian | USA (Arkansas) | Triboloceras sp. (157675) | |
| Kinderhookian | USA (Indiana) | Rineceras digonum (69302) | |
| Tournaisian | Russian Federation | Edaphoceras hesperis (166348) Rineceras carinatum (166471 166472) | |
| Mississippian | Russian Federation | Nautilus hesperis (166347) | |
| Ivorian - Chadian | Ireland | Discitoceras leveillianum, Thrincoceras hyatti (76515) Discitoceras leveillianum, Vestinautilus sp., Vestinautilus cariniferus, Vestinautilus paucicarinatus (76501) | |
| Arundian - Holkerian | Ireland | Discitoceras leveillianum, Vestinautilus paucicarinatus (76517) | |
| Chadian | Algeria | Lispoceras orbis, Thrincoceras devolvere, Rineceras multituberculatum, Rineceras rectangulatum, Vestinautilus padus, Vestinautilus concinnus (224275) | |
| Chadian | Czechia | Thrincoceras hibernicum (38091) | |
| Holkerian | Kazakhstan | Rineceras carinatiforme (166474) | |
| Holkerian - Brigantian | Australia (New South Wales) | Knightoceras sp., Vestinautilus sp. (5606) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Carnian | New Zealand | Grypoceras mesodicum (201932) | |
| Carnian | Italy (South Tyrol) | Nautilus guembeli (205157) | |
| Tuvalian | Austria | Nautilus suessi, Grypoceras galeatum (159552) | |
| Tuvalian | USA (California) | Grypoceras cooperi (142611) | |
| Tuvalian | Indonesia | Grypoceras suessiiformis (205162) | |
| Norian | India | Nautilus mesodicus (85471) | |
| Alaunian | Austria | Nautilus mesodicus (159515) | |
| Sevatian | Romania | Grypoceras sp. (170272) | |
| Sevatian | Austria | Nautilus haloricus, Nautilus obtusus, Nautilus mesodicus (159543) Nautilus obtusus (159544) | |
| Rhaetian | Austria | Grypoceras rhaeticum (171991) | |