Subclass Heterodonta Neumayr 1884 (clam)
PaleoDB taxon number: 60645
Parent taxon: Heteroconchia according to R. Bieler and P. M. Mikkelsen 2006
Sister taxa: Archiheterodonta, Cardiomorphi, Eoastartella, Heterodonta, Palaeoheterodonta, Parenia, Paullia, Uniomorphi
Subtaxa: Anomalodesmata, Carditoidea, Myoida, Septibranchia
Ecology: facultatively mobile infaunal suspension feeder