Tentaculita

Tentaculita Temporal range: 485–165 Ma PreЄ Є O S D C P T J K Pg N Early Ordovician to Middle Jurassic (Vinn 2010)
Tentaculitids from the Devonian of Maryland.
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca (?)
Class:	†Tentaculita Boucek 1964
Orders and genera of uncertain placement
Tentaculitida Cornulitida Microconchida Anticalyptraea Trypanoporida

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.