Family Propeamussiidae Abbott 1954 (mud scallop)
Synonym: Amussiidae Ridewood 1903
Parent taxon: Entolioidea according to J. G. Carter et al. 2011
Sister taxa: Entoliidae, Entolioidesidae, Pernopectinidae
Subtaxa: Catillopecten, Chlamydella, Cyclochlamys, Cyclopecten, Hemipecten, Parvamussium, Pecten (Propeamussium), Propeamussium, Similipecten
Ecology: epifaunal carnivore