Kingdom Animalia Linnaeus, 1758 - animals Phylum Mollusca Linnaeus, 1758 - molluscs Subphylum Diasoma Runnegar & Pojeta Jr., 1974 see Phylum Mollusca Linnaeus, 1758 Class Pelecypoda Goldfuss, 1820 see Class Bivalvia Linnaeus, 1758 Subclass Palaeotaxodonta Korobkov, 1954 see Subclass Protobranchia Pelseneer, 1889 Genus Malletia Des Moulins, 1832