Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum Hexapoda Latreille, 1825 see Epiclass Hexapoda Latreille, 1825
       Class Insecta Linnaeus, 1758 - insects
         Order Coleoptera Linnaeus, 1758 - beetles
           Suborder Polyphaga Emery, 1886
             Series Scirtiformia Fleming, 1821
               Superfamily Scirtoidea Fleming, 1821
                 1 Family Scirtidae Fleming, 1821
                 2 Family Decliniidae Nikitsky, Lawrence, Kirejtshuk & Gratshev, 1994
                 3 Family Eucinetidae Lacordaire, 1857
                 4 Family Clambidae Fischer von Waldheim, 1821
                 5 Family †Elodophthalmidae Kirejtshuk & Azar, 2008
                 6 Family †Mesocinetidae Kirejtshuk & Ponomarenko, 2010