Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Superphylum Articulata Cuvier see Supraphylum Articulata Cuvier
           Phylum Arthropoda Siebold, 1848 - arthropods
             Subphylum Diantennata
               Class Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
                 01 Subclass Cephalocarida H.L. Sanders, 1955 see Class Cephalocarida H.L. Sanders, 1955
                 02 Subclass †Lipostraca
                 03 Subclass Anostraca G. O. Sars, 1867
                 04 Subclass Phyllopoda Preuss, 1951
                 05 Subclass Ostracoda Latreille, 1806 - ostracods see Class Ostracoda Latreille, 1802
                 06 Subclass Copepoda H. Milne-Edwards, 1840 - copepods
                 07 Subclass Mystacocarida Pennak & Zinn, 1943 - mystacocarids
                 08 Subclass Branchiura Thorell, 1864 - fish lice
                 09 Subclass Ascothoracida Lacaze-Duthiers, 1880 see Infraclass Ascothoracida Lacaze-Duthiers, 1880
                 10 Subclass Cirripedia Lamarck - barnacles and their kin see Infraclass Cirripedia Burmeister, 1834
                 11 Subclass Malacostraca Latreille, 1802 see Class Malacostraca Latreille, 1802