After Parker, 1982

<==o Podocopa
   |--o Metacopina
   |  `--o Healdioidea
   |     `-- Saipanettidae
   |--o Platycopina Sars, 1866
   |  `-- Cytherellidae Sars, 1866
   `--o Podocopina Sars, 1866
      |--o Bairdioidea Sars, 1865
      |  |-- Bairdiidae Sars, 1865
      |  `-- Bythocyprididae Maddocks, 1969
      |--o Cytheroidea Baird, 1850
      |  |-- Australocytherideidae
      |  |-- Bonaducecytheridae
      |  |-- Bythocytheridae Sars, 1866
      |  |-- Cushmanideidae
      |  |-- Cytherettidae
      |  |-- Cytheridae Baird, 1850
      |  |-- Cytherideidae Sars, 1925
      |  |-- Cytheromatidae Elofson, 1939
      |  |-- Cytheruridae Müller, 1894
      |  |-- Entocytheridae Hoff, 1942
      |  |-- Eucytheridae Puri, 1954
      |  |-- Hemicytheridae Puri, 1953
      |  |-- Kliellidae Schäfer, 1945
      |  |-- Krithidae Mandelstam, 1958
      |  |-- Leptocytheridae Hanai, 1957
      |  |-- Limnocytheridae
      |  |-- Loxoconchidae Sars, 1925
      |  |-- Microcytheridae Klie, 1938
      |  |-- Neocytherideidae Puri, 1957
      |  |-- Osticytheridae
      |  |-- Paracytheridae
      |  |-- Paracytherideidae
      |  |-- Paradoxostomatidae Brady & Norman, 1889
      |  |-- Parvocytheridae
      |  |?- Pectocytheridae Hanai, 1957 [from Martin & Davis, not recognized by Parker, 1982]
      |  |?- Protocytheridae Ljubimova, 1956 [from Martin & Davis, not recognized by Parker, 1982]
      |  |-- Psammocytheridae Klie, 1938
      |  |-- Pseudolimnocytheridae
      |  |?- Schizocytheridae Howe, 1961 [from Martin & Davis, not recognized by Parker, 1982]
      |  |?- Thaerocytheridae Hazel, 1967 [from Martin & Davis, not recognized by Parker, 1982]
      |  |-- Trachyleberididae Sylvester-Bradley, 1948
      |  `-- Xestoleberidae Sars, 1928
      |--o Terrestricytheroidea
      |  `-- Terrestricytheridae Schornikov, 1969
      |--o Darwinuloidea Brady & Norman, 1889
      |  `-- Darwinulidae Brady & Norman, 1889
      `--o Cypridoidea Baird, 1845
         |-- Candonidae Kaufmann, 1900
         |-- Cyprididae Baird, 1845
         |-- Cypridopsidae
         |-- Ilyocyprididae Kaufmann, 1900
         |?- Notodromatidae Kaufmann, 1900
         |-- Macrocyprididae Müller, 1912
         `-- Pontocyprididae Müller, 1894

Reference(s):