Phylum Mollusca Linnaeus, 1758 - molluscs Conchifera Gegenbaur, 1878 see Subphylum Conchifera Gegenbauer, 1878 Class Scaphopoda Bronn, 1862 - tusk shells Order Dentaliida Starobogatov, 1974 Family Gadilinidae Chistikov, 1975 1 Subfamily Episiphoninae Chistikov, 1975 [monotypic] 2 Subfamily Gadilininae Chistikov, 1975 [monotypic] 3 Subfamily †Lobantalinae Chistikov, 1975 [monotypic]