Cornulites

Cornulites
Temporal range: Mid Ordovician–Carboniferous[1]
Cornulites cellulosus from Wenlock of Saaremaa, Estonia.
Scientific classification
Kingdom: Animalia
Phylum: incertae sedis
Class: Tentaculita
Order: Cornulitida
Family: Cornulitidae
Genus: Cornulites
Schlotheim, 1820

Cornulites is a genus of cornulitid tubeworms. Their shells have vesicular wall structure, and are both externally and internally annulated. They usually occur as encrusters on various shelly fossils. Their fossils are known from the Middle Ordovician to the Carboniferous.[1][2][3][4]

References

  1. 1 2 Vinn, O. (2010). "Adaptive strategies in the evolution of encrusting tentaculitoid tubeworms". Palaeogeography, Palaeoclimatology, Palaeoecology. 292: 211–221. doi:10.1016/j.palaeo.2010.03.046. Retrieved 2012-11-13.
  2. Vinn, O.; Mutvei, H. (2009). "Calcareous tubeworms of the Phanerozoic" (PDF). Estonian Journal of Earth Sciences. 58 (4): 286–296. doi:10.3176/earth.2009.4.07. Retrieved 2012-09-16.
  3. Vinn, O (2013). "Cornulitid tubeworms from the Ordovician of eastern Baltic". Carnets de Géologie: 131–138. doi:10.4267/2042/51214. Retrieved 2013-07-25.
  4. Vinn, O; Wilson, M.A. (2013). "Silurian cornulitids of Estonia (Baltica)". Carnets de Géologie: 357–368. doi:10.4267/2042/53034. Retrieved 2013-12-27.
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