Phylum [Mollusca] Linnaeus, 1758 - molluscs Class Bivalvia Linnaeus, 1758 - bivalves Order Pholadomyoida Newell, 1965 see Order Pholadomyida Newell, 1965 1 Superfamily Pandoracea see Superfamily Pandoroidea Rafinesque, 1815 2 Superfamily Clavagellacea see Superfamily Clavagelloidea d'Orbigny, 1844