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Tchirkovaea guttata
Taxonomy
Tchirkovaea guttata was named by Zalessky (1931). It is an impression. Its type locality is Cheremichkino (Tchirkova coll), which is in a Gzhelian pond siliciclastic in the Alykaevskaya Formation of the Russian Federation. It is the type species of Tchirkovaea.
Synonymy list
| Year | Name and author |
|---|---|
| 1931 | Tchirkovaea guttata Zalessky p. 215 fig. 4 |
| 1961 | Tchirkovaea guttata Rohdendorf p. 79 fig. 31 |
| 1979 | Tchirkovaea guttata Sinitshenkova p. 194 figs. Pl 7, figs 1-7; text-figs 1-5 |
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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.
†Tchirkovaea guttata Zalessky 1931
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Bush and Bambach 2015, Kiessling 2004 | |||||
Age range: Gzhelian or 303.70000 to 298.90000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kasimovian - Gzhelian | Russian Federation | Tchirkovaea guttata (102503) | |
| Gzhelian | Russian Federation | Tchirkovaea guttata (type locality: 124591) |