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 Tellinoidea Blainville, 1814 Family Tellinidae Blainville, 1814 - tellinids Subfamily Macominae Olsson, 1961 Genus Macalia Adams, 1860