Phylum Mollusca Linnaeus, 1758 - molluscs Subphylum Aculifera Hatschek, 1891 Class Polyplacophora Blainville, 1816 - chitons Order Neoloricata Bergenhayn, 1955 see Subclass Neoloricata Bergenhayn, 1955 Suborder Choriplacina Starobogatov & Sirenko, 1975 see Suborder Acanthochitonina Bergenhayn, 1930 1 Family Choriplacidae Ashby, 1928