Phylum Mollusca Linnaeus, 1758 - molluscs Subphylum Aculifera Hatschek, 1891 Class Polyplacophora Blainville, 1816 - chitons Order Neoloricata Bergenhayn, 1955 see Subclass Neoloricata Bergenhayn, 1955 Suborder Lepidopleurina Thiele, 1910 Family Ferreiraellidae Dell'Angelo & Palazzi, 1991