Phylum Arthropoda Siebold, 1848 - arthropods
   Subphylum Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
     Class Branchiopoda Latreille, 1817 - branchiopods
       Subclass Phyllopoda Preuss, 1951
         Order Diplostraca Gerstaecker, 1866
           Suborder Cladocera Latreille, 1829 - cladocerans
             Infraorder Onychopoda Sars, 1865
               1 Family Cercopagididae Mordukhai-Boltovskoi, 1968
               2 Family Podonidae Mordukhai-Boltovskoi, 1968
               3 Family Polyphemidae Baird, 1845