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Tremichnus

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Tremichnus
Trace fossil classification Edit this classification
Ichnofamily: Centrichnidae
Ichnogenus: Tremichnus
Brett, 1985
Type ichnospecies
Tremichnus paraboloides
Brett, 1985
Ichnospecies[1]
  • T. paraboloides Brett, 1985
  • T. puteolus Brett, 1985
  • T. excavatus (Donovan & Jagt, 2002)
Synonyms[1]
  • Balticapunctum Rozhnov, 1989

Tremichnus is an ichnogenus or trace fossil. It is an embedment structure (i.e. bioclaustration) formed by an organism that inhibited growth of the crinoid host stereom. The most common endobiotic symbiont in Paleozoic crinoids is Tremichnus.[2][3]

References

[edit]
  1. ^ a b Wisshak, M.; Knaust, D.; Bertling, M. (2019). "Bioerosion ichnotaxa: review and annotated list". Facies. 65 (2): 24. doi:10.1007/s10347-019-0561-8.
  2. ^ Brett C.E. 1978. Host-specific pit-forming epizoans on Silurian crinoids. Lethaia, 11, 217–232.
  3. ^ Brett C.E. 1985. Tremichnus: a new ichnogenus of circular-parabolic pits in fossil echinoderms. Journal of Paleontology, 59, 625–635.