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Temporal range: Ordovician–Middle Jurassic
Early Ordovician to Middle Jurassic (Vinn 2010)
Tentaculitids from the Devonian of Maryland.
Scientific classification edit
Kingdom: Animalia
Phylum: Mollusca (?)
Class: Tentaculita
Boucek 1964
Orders and genera of uncertain placement

Tentaculita is an extinct class of uncertain placement ranging from the Early Ordovician to the Middle Jurassic. They were suspension feeders with a near worldwide distribution. For a more thorough discussion, see Tentaculites.

Tentaculita also includes Cornulitida and Microconchida.


  • Farsan, N. M. (1994). Tentaculiten: Ontogenese, Systematik, Phylogenese, Biostratonomie und Morphologie. Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft 547: 1-128.
  • 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 2014-01-11.
  • Vinn, O.; Zatoń, M. (2012). "Phenetic phylogenetics of tentaculitoids — extinct problematic calcareous tube-forming organisms". GFF. 134: 145–156. doi:10.1080/11035897.2012.669788. Retrieved 2014-06-11.

Further reading[edit]