Phylum [Mollusca] Linnaeus, 1758 - molluscs Class Bivalvia Linnaeus, 1758 - bivalves Order Pholadomyoida Newell, 1965 see Order Pholadomyida Newell, 1965 Superfamily Clavagellacea see Superfamily Clavagelloidea d'Orbigny, 1844 Family Clavagellidae d'Orbigny, 1844, nom. protect. 1 Genus Brechites Guettard, 1770