Bivalvia - Pectinida - Propeamussiidae
Alternative spelling: Amussium (Parvamussium)
Synonyms: Polynemamussium Habe 1951, Squamamussium Oyama 1944, Variamussium Sacco 1897
Parent taxon: Propeamussiidae according to T. R. Waller 2011
Sister taxa: Catillopecten, Chlamydella, Cyclochlamys, Cyclopecten, Hemipecten, Pecten (Propeamussium), Propeamussium, Similipecten
Subtaxa: Parvamussium alaskensis, Parvamussium bayosense, Parvamussium duodecimlamellatum, Parvamussium mata, Parvamussium pumilum, Parvamussium retiaculum, Parvamussium salacon, Parvamussium scitulum, Parvamussium squalidulum, Parvamussium thetidis, Parvamussium torresi, Polynemamussium intuscostatus, Variamussium anolense, Variamussium cancellatum, Variamussium clamosseum, Variamussium squamigerum
Type: Pecten duodecimlamellatus
Ecology: epifaunal carnivore