Acanthocyclops is a genus of copepod crustaceans in the family Cyclopidae. It was originally described by Friedrich Kiefer as a subgenus of Cyclops, and contains the following species:
- Acanthocyclops abyssicola <small>(Lilljeborg, 1901)</small>
- Acanthocyclops agamus <small>Kiefer, 1938</small>
- Acanthocyclops alticola <small>(Kiefer, 1935)</small>
- Acanthocyclops americanus <small>(Marsh, 1893)</small>
- Acanthocyclops arenosus <small>Mazepova, 1950</small>
- Acanthocyclops balcanicus <small>Naidenov & Pandourski, 1992</small>
- Acanthocyclops biarticulatus <small>Monchenko, 1972</small>
- Acanthocyclops bicuspidatus <small>(Claus, 1857)</small>
- Acanthocyclops bisetosus <small>(Rehberg, 1880)</small>
- Acanthocyclops brachypus <small>(Kiefer, 1955)</small>
- Acanthocyclops brevispinosus <small>(Herrick, 1884)</small>
- Acanthocyclops caesariatus <small>Mercado-Salas & Suárez-Morales, 2009</small>
- Acanthocyclops capillatus <small>(Sars, 1863)</small>
- Acanthocyclops carolinianus <small>(Yeatman, 1944)</small>
- Acanthocyclops cephallenus <small>Pesce, 1978</small>
- Acanthocyclops chappuisi <small>(Naidenov & Pandourski, 1992)</small>
- Acanthocyclops columbiensis <small>Reid, 1990</small>
- Acanthocyclops crassicaudis <small>(Sars, 1863)</small>
- Acanthocyclops crassicaudoides <small>(Kiefer, 1928)</small>
- Acanthocyclops crinitus <small>(Graeter, 1910)</small>
- Acanthocyclops deminutus <small>(Sterba, 1954)</small>
- Acanthocyclops denticornis <small>Chislenko, 1977</small>
- Acanthocyclops dussarti <small>Pesce & Maggi, 1977</small>
- Acanthocyclops einslei <small>Mirabdullayev & Defaye, 2004</small>
- Acanthocyclops ekmani <small>Lindberg, 1950</small>
- Acanthocyclops elegans <small>Mazepova, 1962</small>
- Acanthocyclops exilis <small>(Coker, 1934)</small>
- Acanthocyclops fonticulus <small>Lee & Chang, 2007</small>
- Acanthocyclops fontinalis <small>Naidenov, 1969</small>
- Acanthocyclops formosanus <small>Harada, 1931</small>
- Acanthocyclops galbinus <small>Mazepova, 1962</small>
- Acanthocyclops gigas <small>(Claus, 1857)</small>
- Acanthocyclops gmeineri <small>Pospisil, 1989</small>
- Acanthocyclops gordani <small>Petkovski, 1971</small>
- Acanthocyclops hispanicus <small>Kiefer, 1937</small>
- Acanthocyclops hypogeus <small>(Kiefer, 1930)</small>
- Acanthocyclops improcerus <small>Mazepova, 1950</small>
- Acanthocyclops incolotaenia <small>Mazepova, 1950</small>
- Acanthocyclops insectus <small>(Forbes, 1882)</small>
- Acanthocyclops intermedius <small>Mazepova, 1952</small>
- Acanthocyclops iskrecensis <small>Pandourski, 1992</small>
- Acanthocyclops jasnitskii <small>Mazepova, 1950</small>
- Acanthocyclops jeanneli <small>(Chappuis, 1929)</small>
- Acanthocyclops kagaensis <small>ItoTak, 1964</small>
- Acanthocyclops kieferi <small>(Chappuis, 1925)</small>
- Acanthocyclops konstantini <small>Mazepova, 1962</small>
- Acanthocyclops languidoides <small>(Lilljeborg, 1901)</small>
- Acanthocyclops languidus <small>(Sars, 1863)</small>
- Acanthocyclops latipes <small>(Lowndes, 1927)</small>
- Acanthocyclops lobulosus <small>(Ekman, 1905)</small>
- Acanthocyclops longifurcus <small>Shen & Sung, 1963</small>
- Acanthocyclops macedonicus <small>(Petkovski, 1954)</small>
- Acanthocyclops magnus <small>(Marsh, 1920)</small>
- Acanthocyclops marceloi <small>Mercado-Salas & Suárez-Morales, 2009</small>
- Acanthocyclops michaelseni <small>(Mrázek, 1901)</small>
- Acanthocyclops milotai <small>Iepure & Defaye, 2008</small>
- Acanthocyclops mirnyi <small>Borutsky & Vinogradov, 1957</small>
- Acanthocyclops miurai <small>ItoTak, 1957</small>
- Acanthocyclops montana <small>Reid & Reed, 1991</small>
- Acanthocyclops morimotoi <small>ItoTak, 1952</small>
- Acanthocyclops muscicola <small>(Lastochkin, 1924)</small>
- Acanthocyclops nanus <small>(Sars, 1863)</small>
- Acanthocyclops niceae <small>Mann, 1940</small>
- Acanthocyclops notabilis <small>Mazepova, 1950</small>
- Acanthocyclops orientalis <small>Borutsky, 1966</small>
- Acanthocyclops parasensitivus <small>Reid, 1998</small>
- Acanthocyclops parcus <small>(Herrick, 1882)</small>
- Acanthocyclops parvulus <small>Strayer, 1989</small>
- Acanthocyclops pennaki <small>Reid, 1992</small>
- Acanthocyclops petkovskii <small>Pesce & Lattinger, 1983</small>
- Acanthocyclops phreaticus <small>(Chappuis, 1928)</small>
- Acanthocyclops pilosus <small>Kiefer, 1934</small>
- Acanthocyclops plattensis <small>Pennak & Ward, 1985</small>
- Acanthocyclops plesai <small>Iepure, 2001</small>
- Acanthocyclops profundus <small>Mazepova, 1950</small>
- Acanthocyclops propinquus <small>Plesa, 1957</small>
- Acanthocyclops radevi <small>Pandourski, 1993</small>
- Acanthocyclops rebecae <small>Fiers, Ghenne & Suárez-Morales, 2000</small>
- Acanthocyclops reductus <small>(Chappuis, 1925)</small>
- Acanthocyclops rhenanus <small>Kiefer, 1936</small>
- Acanthocyclops robustus <small>(Sars, 1863)</small>
- Acanthocyclops rupestris <small>Mazepova, 1950</small>
- Acanthocyclops sambugarae <small>Kiefer, 1981</small>
- Acanthocyclops sensitivus <small>(Graeter & Chappuis, 1914)</small>
- Acanthocyclops serrani <small>Braicovich & Timi, 2009</small>
- Acanthocyclops signifer <small>Mazepova, 1952</small>
- Acanthocyclops similis <small>Flössner, 1984</small>
- Acanthocyclops skottsbergi <small>Lindberg, 1949</small>
- Acanthocyclops smithae <small>Reid & Suárez-Morales, 1999</small>
- Acanthocyclops spongicola <small>Mazepova, 1962</small>
- Acanthocyclops stammeri <small>Kiefer, 1931</small>
- Acanthocyclops strimonis <small>(Pandourski, 1994)</small>
- Acanthocyclops stygius <small>(Chappuis, 1924)</small>
- Acanthocyclops talievi <small>Mazepova, 1970</small>
- Acanthocyclops tenuispinalis <small>Shen & Sung, 1963</small>
- Acanthocyclops thomasi <small>(Forbes, 1882)</small>
- Acanthocyclops tokchokensis <small>Kim & Chang, 1991</small>
- Acanthocyclops trajani <small>Mirabdullayev & Defaye, 2004</small>
- Acanthocyclops troglophilus <small>(Kiefer, 1932)</small>
- Acanthocyclops venustoides <small>(Coker, 1934)</small>
- Acanthocyclops venustus <small>(Norman & Scott, 1906)</small>
- Acanthocyclops vernalis <small>(Fischer, 1853)</small>
- Acanthocyclops versutus <small>Mazepova, 1961</small>
- Acanthocyclops viridis <small>(Jurine, 1820)</small>
References