Phylum Mollusca Linnaeus, 1758 - molluscs
Class Bivalvia Linnaeus, 1758 - bivalves
Subclass Heterodonta Neumayr, 1884
see Clade Heterodonta Neumayr, 1884
Order Chamida
see Order Venerida Gray, 1854
Superfamily Crassatelloidea Férussac, 1822 [monotypic]
Family Crassatellidae Férussac, 1822
Subfamily Crassatellinae Férussac, 1822
Genus Eucrassatella Iredale, 1924
Subgenus Hybolophus Stewart, 1930