Order Galeommatida Lemer et al. 2019 (clam)
Full reference: S. Lemer, R. Bieler, and G. Giribet. 2019. Resolving the relationships of clams and cockles: dense transcriptome sampling drastically improves the bivalve tree of life. Proceedings of the Royal Society B: Biological Sciences 286(20182684)
Parent taxon: Imparidentia according to S. Lemer et al. 2019
Sister taxa: Adapedonta, Cardiida, Gastrochaenida, Lucinida, Neoheterodontei
Subtaxa: Galeommatoidea
Ecology: facultatively mobile infaunal suspension feeder