# Acanthocyclops

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