Tirasiana
Tirasiana is a genus of disc-shaped animals from the Ediacaran period that contains three species: T. concentralis, T. coniformis and T. disciformis, all which are distinguished by the complexity of their stepped structure.[2]
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| Genus: | ✝Tirasiana Palij, 1976 |
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Affinity
Tirasiana moulds are thought to be discoidal body fossils of some kind, showing radial symmetry in them[3] and with a round nodule in the middle.[4]
References
- Vickers-Rich, Patricia; Komarower, Patricia (2007). The Rise and Fall of the Ediacaran Biota. ISBN 9781862392335.
- Upper Precambrian and Cambrian Palaeontology of the East-European Platform. Wydawnictwa Geologiczne. 1983. ISBN 9788322001387.
- Mienasova, A. (2019). "Reconstruction of Survival Curves in the Study of Soft-Body Organisms' Nature and Living Conditions from Upper Vendian Deposits in the Middle Dniester Area". Monitoring 2019. pp. 1–5. doi:10.3997/2214-4609.201903255. S2CID 239111220.
- "Affinities and Taphonomy of a Cambrian Discoid from Guizhou, South China". cambridge.org. Retrieved 14 April 2022.
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