Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758 Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795 Clade Vetigastropoda Salvini-Plawen, 1980 see Order Vetigastropoda Salvini-Plawen, 1980 Superfamily Trochoidea Rafinesque, 1815 Family Calliostomatidae Thiele, 1924 (1847) Subfamily Thysanodontinae Marshall, 1988