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 Haplopoda Sars, 1865 Family Leptodoridae Lilljeborg, 1900