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Seymourioidea

Taxonomy
Seymourioidea was named by Tatarinov (1971). It is not extant. Its type is Seymouriidae.

It was assigned to Seymouriamorpha by Carroll et al. (1972); and to Seymouriamorpha by Bulanov (2003).

Synonymy list
YearName and author
1971Seymourioidea Tatarinov
1972Seymourioidea Carroll et al. p. 21
2003Seymourioidea Bulanov

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
RankNameAuthor
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
suborderSeymouriamorphaWatson 1917
superfamilySeymourioideaTatarinov 1971
superfamilySeymourioideaTatarinov 1971

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. †Seymourioidea Tatarinov 1971
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Fm. †Karpinskiosauridae Sushkin 1926
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Subfm. †Discosauriscinae Romer 1947
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G. †Discosauriscus Kuhn 1933
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†Discosauriscus austriacus Makowsky 1876
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Invalid names: Branchiosaurus moravicus Fritsch 1883 [synonym], Discosauriscus permianus Ivakhnenko 1981 [synonym], Discosauriscus potamites Steen 1938 [synonym], Discosauriscus pulcherrimus Fritsch 1879 [synonym], Letoverpeton austriacum Makowsky 1876 [synonym], Letoverpeton moravicum Fritsch 1883 [synonym], Melanerpeton falax Fritsch 1879 [synonym], Melanerpeton longicaudatum Augusta 1936 [synonym], Melanerpeton magnum Augusta 1936 [synonym], Melanerpeton perneri Augusta 1936 [synonym], Melanerpeton potamites Steen 1938 [synonym]
†Discosauriscus egregius Shishkin 1968
†Discosauriscus netschajevi Riabinin 1911
†Discosauriscus purlensis Shishkin 1968
†Discosauriscus sacheti Heyler 1969
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Invalid names: Melanerpeton sacheti Saint-Seine 1949 [synonym]
Invalid names: Discosaurus Credner 1883 [replaced], Letoverpeton Spinar 1952 [synonym]
Subfm. †Karpinskiosaurinae Sushkin 1925
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G. †Karpinskiosaurus Sushkin 1926
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†Karpinskiosaurus secundus Amaltzki 1898
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Invalid names: Karpinskiosaurus neglectus Sushkin 1926 [synonym], Nycteroleter ultimus Tschudinov and Vjuschkov 1956 [synonym]
Invalid names: Buzulukia Vjuschkov 1957 [synonym]
Fm. †Seymouriidae Williston 1911
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G. †Rhinosauriscus Kuhn 1963
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†Rhinosauriscus jasykovii Fischer 1847
G. †Seymouria Broili 1904
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†Seymouria baylorensis Broili 1904
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Invalid names: Desmospondylus anomalus Williston 1910 [synonym]
†Seymouria grandis Olson 1979
†Seymouria sanjuanensis Vaughn 1966
Invalid names: Discosauridae Jaekel 1907 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: brackish, freshwater, terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:19
Modified: 2017-04-17 15:15:19
Source: c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988

Age range: base of the Asselian to the top of the Vyatkian or 298.90000 to 257.40000 Ma

Collections (47 total)


Time interval Ma Country or state Original ID and collection number
Asselian298.9 - 295.5Germany (Thuringia) Discosauriscus pulcherrimus (180778)
Asselian298.9 - 295.5Czech Republic Discosauriscus pulcherrimus (218107) Melanerpeton potamites (156569)
Asselian - Sakmarian298.9 - 290.1Czech Republic Discosauriscus austriacus (51265)
Wolfcampian298.9 - 286.0USA (New Mexico) Seymouria sanjuanensis (218165)
Wolfcampian298.9 - 286.0USA (Colorado) Seymouria sp. (85479)
Autunian298.9 - 283.5Czech Republic (Moravia) Discosauriscus pulcherrimus, Discosauriscus austriacus (87877)
Autunian298.9 - 283.5Czech Republic Discosauriscus pulcherrimus, Melanerpeton pulcherrimum (180780)
Cisuralian298.9 - 273.01Czech Republic Discosauriscus austriacus (200050)
Cisuralian298.9 - 273.01Czech Republic (South Moravia) Melanerpeton falax, Discosauriscus austriacus (197951)
Cisuralian298.9 - 273.01France (Auvergne-Rhône-Alpes) Melanerpeton sacheti (197929)
Sakmarian293.52 - 290.1France (Auvergne-Rhône-Alpes) Discosauriscus austriacus (197925)
Artinskian290.1 - 279.3Germany (Thuringia) Seymouria sanjuanensis (80112)
Artinskian290.1 - 279.3USA (Utah) Seymouria sanjuanensis (218163 218164)
Artinskian290.1 - 279.3USA (Oklahoma) Seymouria baylorensis (79402) Seymouria sp. (67862)
Rotliegendes283.5 - 259.51Czech Republic (Boheme) Melanerpeton pulcherrimum (58139)
Ufimian - Late/Upper Kazanian279.5 - 268.0Russian Federation (Komi Republic) Karpinskiosaurinae indet. (180620)
Kungurian279.3 - 272.3USA (Oklahoma) Seymouria grandis (181086 181087)
Kungurian279.3 - 272.3USA (Texas) Seymouria baylorensis (28264) Seymouria baylorensis, Desmospondylus anomalus (28256) Seymouria grandis (178738) Seymouria sp. (22715 28266 28267 28272 67735)
Urzhumian266.9 - 264.28Russian Federation (Bashkortostan) Discosauriscus netschajevi (187931)
Wordian266.9 - 264.28Russian Federation Karpinskiosaurus sp. (197595)
Late/Upper Severodvinian264.28 - 259.51Russian Federation (Orenburg) Karpinskiosaurus ultimus (189501)
Late/Upper Severodvinian - Vyatkian264.28 - 257.4Russian Federation (Orenburg) Buzulukia butsuri, Nycteroleter ultimus, Karpinskiosaurus ultimus (93030) Karpinskiosauridae indet. (93027 189400 189495) Karpinskiosaurus secundus (179653 180868) Karpinskiosaurus ultimus (189571)
Late/Upper Severodvinian - Vyatkian264.28 - 257.4Russian Federation (Vladimir) Karpinskiosaurus secundus (93026)
Late/Upper Severodvinian - Vyatkian264.28 - 257.4Russian Federation (Arkhangelsk) Kotlassia secunda (28065)
Late/Upper Severodvinian - Vyatkian264.28 - 257.4Russian Federation (Vologda) Karpinskiosaurus sp. (149692) Karpinskiosaurus ultimus (187939)
Vyatkian259.51 - 257.4Russian Federation (Orenburg) Karpinskiosaurus sp. (86484 189401) Kotlassia grandis (189570)
Vyatkian259.51 - 257.4Russian Federation (Vladimir) Karpinskiosaurus sp. (86346)