Family Erycinidae Gray 1847 (clam)
Parent taxon: Leptonoidea according to R. Marquet 2005
Sister taxa: Kelliidae, Montacutidae
Subtaxa: Arthritica, Borniola, Erycina, Melliteryx, Myllita, Myllitella, Parvikellia, Semeloidea
Ecology: stationary infaunal suspension feeder