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 Traditionally, the Myodocopa and Podocopa have been classified as subclasses within the class Ostracoda, although there is some question about how closely related the two groups actually are. The Myodocopa are defined by possession of a poorly c ...

) 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 Palaeocopida is an order of ostracods in the subclass Podocopa. Most species in the suborder are extinct, and only the genera '' Manawa'', '' Promanawa'', and '' Puncia'' in the family Punciidae are extant. The members of the family live in high ...

* Order

Platycopida 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 ...

Brandão, 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 ''Krausella'' is an extinct genus 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, ex ...

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 Cytherellidae is the only living family of the 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 ...

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