The Podocopa are a subclass of

ostracod Ostracods, or ostracodes, are a Class (biology), class of the crustacean, Crustacea (class Ostracoda), sometimes known as seed shrimp. Some 33,000 species (only 13,000 of which are extant taxon, extant) have been identified,Brandão, S.N.; Antoni ...

s. 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: * Order Palaeocopida * Order PlatycopidaBrandão, S.N.; Antonietto, L.S; Nery, D.G.; Santos, S.G.; Karanovic, I. (2023). World Ostracoda Database. Platycopida. Accessed at: https://www.marinespecies.org/ostracoda/aphia.php?p=taxdetails&id=1612423. Retrieved 12 June 2023. *** 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 **** Family Cytherellidae Sars, 1866 *** Superfamily †Leperditelloidea Ulrich & Bassler, 1906 **** Family †Leperditellidae Ulrich & Bassler, 1906 **** Family †Leperditiidae Jones, 1856 **** Family †Primitiidae Ulrich & Bassler, 1923 * Order

Podocopida The Podocopida are an order of ostracods in the subclass Podocopa. It is the most diverse of the five orders of ostracods, and the only one with freshwater species. The group also has a rich fossil record A fossil (from Classical Latin ...

* Unplaced families ** Family † Pachydomellidae Berdan & Sohn, 1961 ** Family † Rectellidae Neckaya, 1966 ** Family † Rectonariidae Gruendel, 1962

References

External links

* * Arthropod subclasses {{ostracod-stub