[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   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
         Superfamily Cypridoidea Baird, 1845
           Family Leptocytheridae Hanai, 1957
             1 Genus Callistocythere Ruggieri, 1953
             2 Genus Cluthia Neale, 1973
             3 Genus Leptocythere Sars, 1925, nom. emend.