Suborder Pectinina Waller 1978 (clam)
Parent taxon: Ostreoida according to G. Rosenberg et al. 2006
Sister taxa: Enantiostreon, Harpax, Malleidina, Ostreidina
Subtaxa: Pernopectinoidea, Spondyloidea
Ecology: stationary epifaunal suspension feeder