[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Animalia Linnaeus, 1758 - animals
     Branch Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
       Division Bilateria Hatschek, 1888 see Subkingdom Bilateria Hatschek, 1888
         Subdivision Protostomia Grobben, 1908 see Infrakingdom Protostomia Grobben, 1908
           Section Eucoelomata see Superphylum Eucoelomata
             Phylum Arthropoda Siebold, 1848 - arthropods
               Subphylum Mandibulata Snodgrass, 1938
                 Class Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
                   Subclass Malacostraca Latreille, 1802 see Class Malacostraca Latreille, 1802
                     Series Eumalacostraca Grobben, 1892 see Subclass Eumalacostraca Grobben, 1892
                       Superorder Peracarida Calman, 1904
                         Order Tanaidacea Dana, 1849 - tanaids
                           Genus Apseudes Leach, 1814