living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Arthropoda Siebold, 1848 - arthropods
           Subphylum Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
             Subclass Malacostraca Latreille, 1802 see Class Malacostraca Latreille, 1802
               Superorder Peracarida Calman, 1904
                 1 Order Thermosbaenacea Monod, 1927 - thermosbaenaceans
                 2 Order Spelaeogriphacea Gordon, 1957 - spelaeogriphaceans
                 3 Order Mysidacea Haworth, 1825 see Order Mysida Haworth, 1825
                 4 Order Cumacea Krøyer, 1846 - cumaceans
                 5 Order Tanaidacea Dana, 1849 - tanaids
                 6 Order Isopoda Latreille, 1817 - isopods
                 7 Order Amphipoda Latreille, 1816 - amphipods