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Kotlassioidea
Taxonomy
Kotlassioidea was named by Vjuschkov (1957). It is not extant.
It was assigned to Seymouriamorpha by Carroll et al. (1972); and to Seymouriamorpha by Bulanov (2003).
It was assigned to Seymouriamorpha by Carroll et al. (1972); and to Seymouriamorpha by Bulanov (2003).
Subtaxa
Synonymy list
Year | Name and author |
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1957 | Kotlassioidea Vjuschkov |
1972 | Kotlassioidea Carroll et al. p. 37 |
2003 | Kotlassioidea Bulanov |
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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. †Kotlassioidea Vjuschkov 1957
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Fm. †Utegeniidae Ivachnenko 1987
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G. †Utegenia Kuznetsov and Ivakhnenko 1981
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†Utegenia shpinari Kuznetsov and Ivakhnenko 1981
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Invalid names: Urumqia liudaowanensis Zhang et al. 1984 [synonym]
Invalid names: Urumqia Zhang et al. 1984 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, subp = subphylum, uc = unranked clade | |||||
References: Carroll 1988, Hendy et al. 2009 |
Age range: base of the Asselian to the top of the Guadalupian or 298.90000 to 259.90000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Asselian - Kungurian | Kazakhstan (Alma-Ata Region) | Utegenia shpinari (181085) | |
Guadalupian | China (Xinjiang) | Urumqia liudaowanensis (189975) |