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.[4]

Tirasiana
Temporal range:
Scientific classification
Kingdom: Animalia
Phylum: Cnidaria
Class: Scyphozoa
Order: incertae sedis
Genus: †Tirasiana
Palij, 1976
Species
  • Tirasiana concentralis[1]
  • Tirasiana coniformis[2]
  • Tirasiana disciformis[3]

Affinity

Tirasiana moulds are thought to be discoidal body fossils of some kind, showing radial symmetry in them[5] and with a round nodule in the middle.[6]

See also

References
  1. "Tirasiana concentralis". mindat.org. Retrieved 2022-04-14.
  2. "Tirasiana coniformis". mindat.org. Retrieved 2022-04-14.
  3. "Tirasiana disciformis". mindat.org. Retrieved 2022-04-14.
  4. "Upper precambrian and cambrian". books.google.com. Retrieved 2022-04-14.
  5. "Reconstruction of survival curves in soft-bodied organisms". earthdoc.org. Retrieved 2022-04-14.
  6. "Affinities and Taphonomy of a Cambrian Discoid from Guizhou, South China". cambridge.org. Retrieved 2022-04-14.
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