Phylum Arthropoda Siebold, 1848 - arthropods
   Subphylum Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
     Class Malacostraca Latreille, 1802
       Subclass Eumalacostraca Grobben, 1892
         Superorder Peracarida Calman, 1904
           Order Isopoda Latreille, 1817 - isopods
             Suborder Oniscidea Latreille, 1802
               Infraorder Ligiamorpha Vandel, 1943
                 Section Crinocheta Legrand, 1946
                   Superfamily Oniscoidea (Latreille, 1802)
                     01 Family Bathytropidae Vandel, 1952
                     02 Family Berytoniscidae Vandel, 1955
                     03 Family Detonidae Budde-Lund, 1906
                     04 Family Halophilosciidae Verhoeff, 1908
                     05 Family Olibrinidae Budde-Lund, 1913
                     06 Family Oniscidae Latreille, 1802
                     07 Family Philosciidae Kinahan, 1857
                     08 Family Platyarthridae Verhoeff, 1949
                     09 Family Pudeoniscidae Lemos de Castro, 1973
                     10 Family Rhyscotidae Budde-Lund, 1904
                     11 Family Scyphacidae Dana, 1852
                     12 Family Speleoniscidae Vandel, 1948 see Family Spelaeoniscidae Vandel, 1948b
                     13 Family Sphaeroniscidae Vandel, 1964 see Family Scleropactidae Verhoeff, 1938
                     14 Family Stenoniscidae Budde-Lund, 1904
                     15 Family Tendosphaeridae Verhoeff, 1930