Bergaueria
Temporal range:
Trace fossil classification Edit this classification
(unranked): incertae sedis
Ichnogenus: †Bergaueria
Prantl

Bergaueria is an Ediacaran–Silurian[1] trace fossil believed to represent the dwelling trace of Cnidarians (Actinia – sea anemones).[2] It likely caused mixing and fluid exchange into the sediment (bioirrigation).[3] Similar traces (Cheiichnus) can be made by rotational movement of arthropods.[4]

References

  1. ↑ Pickerill, R. (1989). "Bergaueria perata Prantl, 1945 from the Silurian of Cape George, Nova Scotia". Atlantic Geology. 25 (3): 191–197. doi:10.4138/1683.
  2. ↑ Alpert, Stephen P. (1973). "Bergaueria Prantl (Cambrian and Ordovician), a Probable Actinian Trace Fossil". Journal of Paleontology. 47 (5): 919–924. JSTOR 1303074.
  3. ↑ Cribb, Alison T.; Van De Velde, Sebastiaan J.; Berelson, William M.; Bottjer, David J.; Corsetti, Frank A. (2023). "Ediacaran–Cambrian bioturbation did not extensively oxygenate sediments in shallow marine ecosystems". Geobiology. 21 (4): 435–453. doi:10.1111/gbi.12550. PMID 36815223. S2CID 257102048.
  4. ↑ Jensen, Sören; Bergström, Jan (2000). "Cheiichnus gothicusigen. Et isp. N., a new Bergaueria-like arthropod trace fossil from the Lower Cambrian of Västergötland, Sweden". GFF. 122 (3): 293–296. doi:10.1080/11035890001223293. S2CID 128602473.


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