Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Scaphopoda Bronn, 1862 - tusk shells
     Order Dentaliida Starobogatov, 1974
       Family Dentaliidae Children, 1834
         01 Genus Dentalium Linnaeus, 1758
         02 Genus Coccodentalium Sacco, 1896
         03 Genus Fissidentalium Fischer, 1885
         04 Genus Graptacme Pilsbry & Sharp, 1897
         05 Genus Pictodentalium Habe, 1963
         06 Genus Plagioglypta Pilsbry, 1898
         07 Genus Pseudantalis Monterosato, 1884 see Genus Fustiaria Stoliczka, 1868
         08 Genus Spadentalina Habe, 1963
         09 Genus Striodentalium Habe, 1964
         10 Genus Tesseracme Pilsbry & Sharp, 1898