''Diaptomus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

copepod Copepods (; meaning "oar-feet") are a group of small crustaceans found in nearly every freshwater and saltwater habitat (ecology), habitat. Some species are planktonic (inhabiting sea waters), some are benthos, benthic (living on the ocean floor) ...

s with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females carry the eggs in a single sac rather than the twin sacs seen in ''Cyclops''. It is a copepod of larger

freshwater Fresh water or freshwater is any naturally occurring liquid or frozen water containing low concentrations of dissolved salts and other total dissolved solids. Although the term specifically excludes seawater and brackish water, it does include ...

ponds, lakes and still waters.

Species

''Diaptomus'' contains more than 60 species; many species formerly included in ''Diaptomus'' are now in separate genera such as ''

Aglaodiaptomus ''Aglaodiaptomus'' is a genus of copepods in the family Diaptomidae. They are often bright red or blue due to carotenoid Carotenoids (), also called tetraterpenoids, are yellow, orange, and red organic pigments that are produced by plants and ...

'' and '' Notodiaptomus''. One species, the

German German(s) may refer to: * Germany (of or related to) **Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ger ...

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

''D. rostripes'', is included on the

IUCN Red List The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biol ...

as a

Data Deficient A data deficient (DD) species is one which has been categorized by the International Union for Conservation of Nature (IUCN) as offering insufficient information for a proper assessment of conservation status to be made. This does not necessaril ...

species. *'' Diaptomus affinis'' Ulyanin, 1875 *'' Diaptomus africanus'' Daday, 1910 *'' Diaptomus alpestris'' (Vogt, 1845) *''

Diaptomus angustaensis ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' Turner, 1910 *'' Diaptomus armatus'' Herrick, 1882 *'' Diaptomus azureus'' Reid, 1985 *'' Diaptomus barabinensis'' Stepanova, 2008 *''

Diaptomus bidens ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' Brehm, 1924 *''

Diaptomus biseratus ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' Gjorgjewic, 1907 *''

Diaptomus borealis ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' (Fischer, 1851) *''

Diaptomus caeruleus ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' (Koch, 1844) *''

Diaptomus caesius ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' (Koch, 1844) *''

Diaptomus carinifera ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' Lowndes, 1934 *''

Diaptomus carnicus ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' Senna, 1890 *''

Diaptomus castaneti ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' Burckhardt, 1920 *''

Diaptomus castor ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' (Jurine, 1820) *''

Diaptomus claviger ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to ''Cyclops''. However it has characteristically very long first antennae that exceed the body length. In addition, the females car ...

'' O. F. Müller, 1785 *''

Diaptomus cookii ''Diaptomus'' is a genus of copepods with a single eye spot. It is superficially similar in size and appearance to Cyclops (genus), ''Cyclops''. However it has characteristically very long first antenna (biology), antennae that exceed the body le ...

'' King, 1855 *'' Diaptomus cyaneus'' Gurney, 1909 *'' Diaptomus falcifer'' Daday, 1905 *'' Diaptomus falsomirus'' Kiefer, 1972 *'' Diaptomus flagellatus'' Ulyanin, 1874 *'' Diaptomus flagellifer'' Brehm, 1953 *'' Diaptomus fluminensis'' Reid, 1985 *'' Diaptomus fuscatus'' Brady, 1913 *'' Diaptomus ganesa'' (Brehm, 1950) *'' Diaptomus gatunensis'' Marsh, 1913 *'' Diaptomus giganteus'' Herrick, 1881 *'' Diaptomus glacialis'' Lilljeborg, 1889 *'' Diaptomus guernei'' Imhof, 1891 *'' Diaptomus helveticus'' Imhof, 1885 *'' Diaptomus hyalinus'' (Koch, 1844) *'' Diaptomus informis'' (Kiefer, 1936) *'' Diaptomus innominatus'' Brady, 1907 *'' Diaptomus kenitraensis'' Kiefer, 1926 *'' Diaptomus kentuckyensis'' Chambers, 1881 *'' Diaptomus kincaidi'' Damkaer, 1988 *'' Diaptomus leoninicollinus'' Marsh, 1913 *'' Diaptomus ligericus'' Labbé, 1927 *'' Diaptomus lighti'' M. S. Wilson, 1941 *'' Diaptomus ligusticus'' Brian, 1927 *'' Diaptomus linus'' Brandorff, 1973 *'' Diaptomus longicornis'' Nicolet, 1848 *'' Diaptomus maria'' King, 1855 *'' Diaptomus meridionalis'' Kiefer, 1933 *'' Diaptomus mirus'' Lilljeborg ''in'' Guerne & Richard, 1889 *'' Diaptomus muelleri'' (Ferussac, 1806) *'' Diaptomus negrensis'' Andrade & Brandorff, 1975 *'' Diaptomus nigerianus'' Brady, 1910 *'' Diaptomus ovatus'' (Koch, 1844) *'' Diaptomus palustris'' Kiss, 1960 *'' Diaptomus pattersonii'' (Templeton, 1838) *'' Diaptomus pictus'' Brady, 1913 *'' Diaptomus pollux'' King, 1855 *'' Diaptomus rehmanni'' Grochmalicki, 1913 *'' Diaptomus rostripes'' Herbst, 1955 *'' Diaptomus rubens'' (O. F. Müller, 1785) *'' Diaptomus rubens'' (Koch, 1844) *'' Diaptomus santafesinus'' Ringuelet & Ferrato, 1967 *'' Diaptomus silvaticus'' S. Wright, 1927 *'' Diaptomus staphylinus'' (Milne Edwards, 1840) *'' Diaptomus tenuicornis'' (Dana, 1849) *'' Diaptomus trybomi'' Lilljeborg ''in'' Guerne & Richard, 1889 *'' Diaptomus uxorius'' King, 1855 *'' Diaptomus vexillifer'' Brehm, 1933 *'' Diaptomus wolterecki'' (Brehm, 1933) *'' Diaptomus zografi'' Kritchagin, 1887

References

Diaptomidae {{Copepod-stub