Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758 Superfamily †Bellerophontoidea McCoy, 1852, incertae sedis Family †Bucaniidae Ulrich & Scofield, 1897 1 Subfamily †Bucaniinae Ulrich & Scofield, 1897 2 Subfamily †Plectonotinae Boucot & Yochelson, 1966 3 Subfamily †Salpingostomatinae Koken, 1925 4 Subfamily †Undulabucaniinae Wahlman, 1992