Phylum Mollusca Linnaeus, 1758 - molluscs
   Subphylum Conchifera Gegenbauer, 1878
     Class Gastropoda Cuvier, 1795 - snails and slugs
       Subclass Orthogastropoda Ponder & Lindberg, 1995
         Superorder Caenogastropoda Cox, 1960
           Order Sorbeoconcha Ponder & Lindberg, 1997
             Suborder Hypsogastropoda Ponder & Lindberg, 1997
               Infraorder Neogastropoda Wenz, 1938
                 Superfamily Muricoidea Rafinesque, 1815
                   Family Muricidae Rafinesque, 1815 - drills
                     1 Subfamily Ergalataxinae Kuroda, Habe & Oyama, 1971
                     2 Subfamily Muricinae Rafinesque, 1815
                     3 Subfamily Muricopsinae Radwin & d'Attilio, 1971
                     4 Subfamily Ocenebrinae Cossmann, 1903
                     5 Subfamily Rapaninae Gray, 1853
                     6 Subfamily Trophoninae Cossmann, 1903
                     7 Subfamily Tripterotyphinae D'Attilio & Hertz, 1988
                     8 Subfamily Typhinae Cossmann, 1903, nom. illeg.