Class Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
   Subclass Ostracoda Latreille, 1806 - ostracods see Class Ostracoda Latreille, 1802
     Order Podocopida (Sars, 1866) G.W. Müller, 1894
       Suborder Podocopina Sars, 1866 see Order Podocopida (Sars, 1866) G.W. Müller, 1894
         Superfamily Cypridoidea Baird, 1845
           Family Candonidae Kaufmann, 1900
             Subfamily Candoninae Kaufmann, 1900
               Genus Candona Baird, [1846]
                 Candona fragilis (Hartwig, 1898)