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 Cyclestherida Sars, 1899 1 Family Cyclestheriidae Sars, 1899