Phylum Mollusca Linnaeus, 1758 - molluscs Conchifera Gegenbaur, 1878 see Subphylum Conchifera Gegenbauer, 1878 Class Scaphopoda Bronn, 1862 - tusk shells Order Gadilida Starobogatov, 1974 Suborder Entalimorpha Steiner, 1992 [monotypic] Family Entalinidae Chistikov, 1979 Subfamily Entalininae Chistikov, 1979 [monotypic] Genus Entalina Monterosato, 1872