[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 Trachyleberididae Sylvester-Bradley, 1948
             01 Genus Acanthocythereis Howe, 1964
             02 Genus Basslerites Teichert, 1937
             03 Genus Bosquetina Keij, 1957
             04 Genus Buntonia Howe & Chambers, 1935
             05 Genus Carinocythereis Ruggieri, 1956
             06 Genus Celtia Neale, 1973
             07 Genus Costa Neviani, 1928
             08 Genus Echinocythereis Puri, 1953
             09 Genus Falsocythere Ruggieri, 1972
             10 Genus Henryhowella Puri, 1956
             11 Genus Hiltermannicythere Bassiouni, 1970
             12 Genus Occultocythereis Howe, 1951
             13 Genus Pterygocythereis Blake, 1933
             14 Genus Rectobuntonia Sissingh, 1972
             15 Genus Robertsonites Swain, 1963