Phylum [Mollusca] Linnaeus, 1758 - molluscs Class Bivalvia Linnaeus, 1758 - bivalves Order Veneroida H. & A. Adams, 1856 see Order Venerida Gray, 1854 Superfamily Mactracea Lamarck, 1809 see Superfamily Mactroidea Lamarck, 1809 1 Family Mactridae Lamarck, 1809 - surf clams