The genus Daphnia (Crustacea: Cladocera: Daphniidae) contains over 200 species of water fleas, many of which are in need of further taxonomic investigation (species inquirendae; marked with asterisks). The species are divided among three subgenera, with a number of species incertae sedis.
Subgenus Australodaphnia <small>Colbourne, Wilson & Hebert, 2006</small>
Subgenus Ctenodaphnia <small>Dybowski & Grochowski, 1895</small>
- Daphnia atkinsoni <small>Baird, 1859</small>
- Daphnia australis <small>(Sergeev & Williams, 1985)</small>
- Daphnia barbata <small>Weltner, 1898</small>
- Daphnia bolivari <small>Richard, 1888</small>
- Daphnia brooksi <small>Dodson, 1985</small>
- Daphnia carinata <small>King, 1853</small>
- Daphnia cephalata <small>King, 1853</small>
- Daphnia chevreuxi <small>Richard, 1896</small>
- Daphnia chilensis <small>(Hann, 1986)</small>
- Daphnia coronata <small>Sars, 1916</small>
- Daphnia dadayana <small>Paggi, 1999</small>
- Daphnia deserti <small>Gauthier, 1937</small>
- Daphnia dolichocephala <small>Sars, 1895</small>
- Daphnia ephemeralis <small>(Schwartz & Hebert, 1985)</small>
- Daphnia exilis <small>Herrick, 1895</small>
- Daphnia fusca <small>Gurney, 1907</small>
- Daphnia gelida <small>(Brady, 1918)</small>
- Daphnia gibba <small>Methuen, 1910</small>
- Daphnia gravis <small>King, 1853</small>*
- Daphnia hispanica <small>Glagolev & Alonso, 1990</small>
- Daphnia inca <small>KoÃ
ÂÃÂnek & Villalobos, 2003</small>
- Daphnia jollyi <small>Petkovski, 1973</small>
- Daphnia longicephala <small>Hebert, 1977</small>*
- Daphnia magna <small>Straus, 1820</small>
- Daphnia magniceps <small>Herrick, 1884</small>
- Daphnia mediterranea <small>Alonso, 1985</small>
- Daphnia menucoensis <small>Paggi, 1996</small>
- Daphnia nivalis <small>Hebert, 1977</small>
- Daphnia ornithocephala <small>Birabén, 1953</small>
- Daphnia paggii <small>Kotov, Sinev & Berrios, 2010</small>
- Daphnia projecta <small>Hebert, 1977</small>*
- Daphnia pusilla <small>(Serventy, 1929)</small>
- Daphnia quadrangula <small>(Sergeev, 1990)</small>
- Daphnia queenslandensis <small>(Sergeev, 1990)</small>
- Daphnia salina <small>Hebert & Finston, 1993</small>
- Daphnia semilumaris <small>Flössner, 1987</small>*
- Daphnia similis <small>Claus, 1876</small>
- Daphnia similoides <small>Hudec, 1991</small>
- Daphnia spinulata <small>Birabén, 1917</small>
- Daphnia studeri <small>(Rühe, 1914)</small>
- Daphnia thomsoni <small>Sars, 1894</small>*
- Daphnia tibetana <small>(Sars, 1903)</small>
- Daphnia triquetra <small>Sars, 1903</small>
- Daphnia truncata <small>(Hebert & Wilson, 2000)</small>
- Daphnia wankeltae <small>Hebert, 1977</small>
- Daphnia wardi <small>(Hebert & Wilson, 2000)</small>
Subgenus Daphnia <small>O. F. Müller, 1785</small>
- Daphnia ambigua <small>(Scourfield, 1947)</small>
- Daphnia arcuata <small>(Forbes, 1893)</small>*
- Daphnia arenaria <small>(Forbes, 1893)</small>*
- Daphnia arenata <small>(Hebert, 1995)</small>
- Daphnia bairdii <small>(Forest, 1879)</small>*
- Daphnia catawba <small>(Coker, 1926)</small>
- Daphnia caudata <small>(Sars, 1863)</small>*
- Daphnia cavicervix <small>(Ekman, 1900)</small>
- Daphnia cheraphila <small>(Hebert & Finston, 1996)</small>
- Daphnia clathrata <small>(Forbes, 1893)</small>*
- Daphnia commutata <small>(Ekman, 1900)</small>
- Daphnia cristata <small>(Sars, 1862)</small>
- Daphnia cucullata <small>(Sars, 1862)</small>
- Daphnia curvirostris <small>(Eylmann, 1887)</small>
- Daphnia denticulata <small>(Birge, 1879)</small>*
- Daphnia dentifera <small>(Forbes, 1893)</small>
- Daphnia dubia <small>(Herrick, 1883)</small>
- Daphnia elongata <small>(Woltereck, 1932)</small>*
- Daphnia ezoensis <small>(Uéno, 1972)</small>*
- Daphnia frigidolimnetica <small>(Ekman, 1904)</small>*
- Daphnia galeata <small>(Sars, 1864)</small>
- Daphnia gessneri <small>(Herbst, 1967)</small>
- Daphnia gibbera <small>(Kortchagin, 1887)</small>*
- Daphnia hyalina <small>(Leydig, 1860)</small>
- Daphnia intexta <small>(Forbes, 1890)</small>*
- Daphnia lacustris <small>(Sars, 1862)</small>
- Daphnia laevis <small>(Birge, 1879)</small>
- Daphnia latipalpa <small>(Moniez, 1888)</small>*
- Daphnia latispina <small>(KoÃ
ÂÃÂnek & Hebert, 1996)</small>
- Daphnia litoralis <small>(Sars, 1890)</small>*
- Daphnia longiremis <small>(Sars, 1862)</small>
- Daphnia longispina <small>(O. F. Müller, 1776)</small>
- Daphnia lumholtzi <small>(Sars, 1885)</small>
- Daphnia macraocula <small>(Kiser, 1950)</small>*
- Daphnia marcahuasensis <small>( & Burger, 1989)</small>
- Daphnia melanica <small>(Hebert, 1995)</small>
- Daphnia mendotae <small>(Birge, 1918)</small>
- Daphnia middendorffiana <small>(Fischer, 1851)</small>
- Daphnia minnehaha <small>(Herrick, 1884)</small>
- Daphnia mitsukuri <small>(Ishikawa, 1896)</small>*
- Daphnia monacha <small>(Brehm, 1912)</small>*
- Daphnia morsei <small>(Ishikawa, 1895)</small>
- Daphnia nasuta <small>(Herrick, 1884)</small>*
- Daphnia neoobtusa <small>(Hebert, 1995)</small>
- Daphnia obtusa <small>(Kurz, 1874)</small>
- Daphnia oregonensis <small>(KoÃ
ÂÃÂnek & Hebert, 1996)</small>
- Daphnia parapulex <small>(Woltereck, 1932)</small>*
- Daphnia parvula <small>(Fordyce, 1901)</small>
- Daphnia peruviana <small>(Harding, 1955)</small>
- Daphnia pileata <small>(Hebert & Finston, 1996)</small>
- Daphnia prolata <small>(Hebert & Finston, 1996)</small>
- Daphnia propinqua <small>(Sars, 1895)</small>*
- Daphnia pulex <small>(Leydig, 1860)</small>
- Daphnia pulicaria <small>(Forbes, 1893)</small>
- Daphnia pulicarioides <small>(Burckhardt, 1899)</small>*
- Daphnia pulicoides <small>(Woltereck, 1932)</small>*
- Daphnia retrocurva <small>(Forbes, 1882)</small>
- Daphnia rosea <small>(Sars, 1862)</small>
- Daphnia schmackeri <small>(Poppe, 1890)</small>*
- Daphnia schoedleri <small>(Sars, 1862)</small>*
- Daphnia sinevi <small>(Kotov, Ishida & Taylor, 2006)</small>
- Daphnia sonkulensis <small>(Manujlova, 1964)</small>*
- Daphnia tanakai <small>(Ishida, Kotov & Taylor, 2006)</small>
- Daphnia thorata <small>(Forbes, 1893)</small>
- Daphnia titicacensis <small>(Birge, 1909)</small>*
- Daphnia turbinata <small>(Sars, 1903)</small>
- Daphnia typica <small>(Mackin, 1931)</small>*
- Daphnia umbra <small>(Taylor et al., 1996)</small>
- Daphnia ventrosa <small>(Kortchagin, 1887)</small>*
- Daphnia villosa <small>(KoÃ
ÂÃÂnek & Hebert, 1996)</small>
- Daphnia whitmani <small>(Ishikawa, 1896)</small>*
- Daphnia zschokkei <small>(Stingelin, 1894)</small>*
Incertae sedis
- Daphnia abrupta <small>Haldeman, 1842</small>*
- Daphnia acuminirostris <small>Lucas, 1896</small>*
- Daphnia affinis <small>Sars, 1863</small>*
- Daphnia alluaudi <small>Richard, 1896</small>*
- Daphnia americana <small>Fordyce, 1904</small>*
- Daphnia angulata <small>Say, 1818</small>*
- Daphnia angulifera <small>Forbes, 1893</small>*
- Daphnia balchashensis <small>Manujlova, 1948</small>*
- Daphnia berolinensis <small>(Schoedler, 1866)</small>*
- Daphnia biwaensis <small>Uéno, 1934</small>*
- Daphnia bohemica <small>Burckhardt, 1899</small>*
- Daphnia brasiliensis <small>Lubbock, 1854</small>*
- Daphnia brevicauda <small>Chambers, 1877</small>*
- Daphnia cyclocephala <small>Burckhardt, 1899</small>*
- Daphnia decipiens <small>Burckhardt, 1899</small>*
- Daphnia degenerata <small>Schmankewitsch, 1875</small>*
- Daphnia dolichocantha <small>(Dybowsky & Grochowski, 1895)</small>*
- Daphnia dorsalis <small>Rafinesque, 1817</small>*
- Daphnia echinata <small>Schmarda, 1854</small>*
- Daphnia ephippiata <small>Koch, 1841</small>*
- Daphnia eurycephala <small>(Daday, 1911)</small>*
- Daphnia expansa <small>Sars, 1914</small>*
- Daphnia foreli <small>Burckhardt, 1899</small>*
- Daphnia friedeli <small>Hartwig, 1897</small>*
- Daphnia granaria <small>Nicolet, 1849</small>*
- Daphnia gravis <small>Schödler, 1877</small>*
- Daphnia hamata <small>Brady, 1898</small>*
- Daphnia heuscheri <small>Burckhardt, 1899</small>*
- Daphnia himalaya <small>Manca, Martin, Peñalva-Arana & Benzie, 2006</small>*
- Daphnia hodgsoni <small>Sars, 1916</small>*
- Daphnia honorata <small>King, 1853</small>*
- Daphnia hybus <small>Ross, 1897</small>*
- Daphnia insulana <small>Moniez, 1889</small>*
- Daphnia intermedia <small>(Studer, 1878)</small>*
- Daphnia izpodvala <small>Kotov & Taylor, 2010</small>
- Daphnia juvensis <small>Burckhardt, 1899</small>*
- Daphnia katrajensis <small>Rane, Jafri & Rafiq, 1992</small>*
- Daphnia kerusses <small>Cox, 1883</small>*
- Daphnia kingi <small>Schödler, 1877</small>*
- Daphnia kirimensis <small>Weltner, 1898</small>*
- Daphnia kisilkumensis <small>Schödler, 1877</small>*
- Daphnia lamellata <small>Sars, 1914</small>*
- Daphnia leucocephala <small>Sars, 1903</small>*
- Daphnia leydigi <small>P. E. Müller, 1867</small>*
- Daphnia longicornis <small>Sars, 1890</small>*
- Daphnia macrura <small>Dana, 1852</small>*
- Daphnia major <small>Brady, 1898</small>*
- Daphnia melanea <small>Dufresne & Hebert, 1994</small>*
- Daphnia minnesotensis <small>Herrick, 1895</small>*
- Daphnia mirabilis <small>Stingelin, 1915</small>*
- Daphnia neglecta <small>Burckhardt, 1899</small>*
- Daphnia newporti <small>Baird, 1859</small>*
- Daphnia notodonvarani <small>Zacharias, 1905</small>*
- Daphnia pacifica <small>Taylor, Finston & Hebert, 1998</small>*
- Daphnia palaearctica <small>Behning, 1928</small>*
- Daphnia procumbens <small>Sars, 1890</small>*
- Daphnia psittacea <small>Baird, 1850</small>*
- Daphnia pusilla <small>(Sars, 1890)</small>*
- Daphnia ramosa <small>Koch, 1841</small>*
- Daphnia reticulata <small>Haldeman, 1843</small>*
- Daphnia richardi <small>Burckhardt, 1899</small>*
- Daphnia rotundata <small>Say, 1818</small>*
- Daphnia rotundata <small>Burckhardt, 1899</small>*
- Daphnia rudis <small>Schmankewitsch, 1875</small>*
- Daphnia sarsi <small>(Langhans, 1911)</small>*
- Daphnia serrulata <small>Daday, 1884</small>*
- Daphnia silvestrii <small>Daday, 1902</small>*
- Daphnia sima <small>Schödler, 1863</small>*
- Daphnia simulans <small>Sars, 1903</small>*
- Daphnia spinosa <small>Herrick, 1879</small>*
- Daphnia stenocephala <small>(Daday, 1911)</small>*
- Daphnia tarasca <small>Kraus, 1986</small>*
- Daphnia tenuirostris <small>Sars, 1890</small>*
- Daphnia tenuispina <small>Sars, 1916</small>*
- Daphnia textilis <small>Dana, 1852</small>*
- Daphnia ulomskyi <small>Behning, 1941</small>*
- Daphnia variabilis <small>Langhans, 1911</small>*
- Daphnia ventricosa <small>Hellich, 1877</small>*
- Daphnia vernalis <small>Sars, 1890</small>*
- Daphnia wierzejskii <small>Richard, 1896</small>*
- Daphnia wierzejskii <small>LityÃ
Âski, 1913</small>*
References