Subclass of seed shrimps
The Podocopa are a subclass of ostracods. Members of the subclass Podocopa can be differentiated from the other subclass of ostracods (Myodocopa) by the morphology of the second antenna: the Podocopa have a relatively long endopod, whereas the Myodocopa have a relatively long exopod. The seventh limb of the Podocopa has a variety of forms or is absent, but is never an annulated worm-like limb (as seen in some Myodocopa).
Taxonomy
The following orders and unplaced families are recognised in the subclass Podocopa:[2]
- Order Palaeocopida
- Order Platycopida[3]
- Family †Cavellinidae Egorov, 1950
- Family †Gotlandellidae Sarv, 1978
- Family †Indivisiidae Egorov, 1954
- Family †Kloedcytherellidae Kozur, 1985
- Family †Kloedenellidae Ulrich & Bassler, 1908
- Family †Kloedenellitinidae Abushik, 1990
- Family †Knoxitidae Egorov, 1950
- Family †Miltonellidae Sohn, 1950
- Family †Monotiopleuridae Guber & Jaanusson, 1964
- Family †Serenididae Rozhdesvenskaya, 1972
- Suborder †Metacopina
- Family †Bufinidae Sohn & Stover, 1961
- Family †Healdiidae Harlton, 1933
- Family †Krausellidae Berdan in Benson et al., 1961
- Family †Quasillitidae Coryell & Malkin, 1936
- Family †Ropolonellidae Coryell & Malkin, 1936
- Family †Thlipsuridae Ulrich, 1894
- Suborder Platycopina
- Superfamily Cytherelloidea Sars, 1866
- Superfamily †Leperditelloidea Ulrich & Bassler, 1906
- Family †Leperditellidae Ulrich & Bassler, 1906
- Family †Leperditiidae Jones, 1856
- Family †Primitiidae Ulrich & Bassler, 1923
- Order Podocopida
- Unplaced families
- Family †Pachydomellidae Berdan & Sohn, 1961
- Family †Rectellidae Neckaya, 1966
- Family †Rectonariidae Gruendel, 1962