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 Branchiopoda Latreille, 1817 see Class Branchiopoda Latreille, 1817
               Superorder Diplostraca Gerstaecker, 1866 see Subclass Diplostraca Gerstaecker, 1866
                 Order Cladocera Latreille, 1829 - water fleas see Suborder Cladocera Latreille, 1829
                   Suborder Eucladocera see Order Cladocera Latreille, 1829
                     Superfamily Daphnoidea see Suborder Anomopoda Sars, 1865
                       Family Chydoridae Stebbing, 1902
                         1 Genus Pseudochydorus Fryer, 1968
                         2 Genus Anchistropus Sars, 1862