ammonites
Superorder Prionodonta McNeil 1937 (clam)

Bivalvia - Autobranchia

Parent taxon: Pteriomorphia according to L. E. Anelli et al. 2006

Sister taxa: Mytilomorphi, Ostreomorphi, Pterioida, Rutotia

Subtaxa: none

Ecology: facultatively mobile infaunal suspension feeder