''Cichlidogyrus'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

monopisthocotylea The Monopisthocotylea are an inferior class of parasitic flatworms in the class Monogenea.WoRMS (2019). Monopisthocotylea. Accessed at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=119219 on 2019-02-08 Yamaguti, S. (1963). Systema Helmi ...

monogenea Monogeneans, members of the class Monogenea, are a group of ectoparasitic flatworms commonly found on the skin, gills, or fins of fish. They have a direct lifecycle and do not require an intermediate host. Adults are hermaphrodites, meaning they ...

ns in the family

Ancyrocephalidae Ancyrocephalidae is a family of monogenean flatworms.WoRMS (2018). Ancyrocephalidae Bychowsky & Nagibina, 1968. Accessed at: http://marinespecies.org/aphia.php?p=taxdetails&id=160481 on 2018-08-09 The family is considered as a "temporary name" in ...

. The type-species of the genus is '' Cichlidogyrus arthracanthus'' Paperna, 1960, by original designation. All the species of the genus are

parasites Parasitism is a close relationship between species, where one organism, the parasite, lives (at least some of the time) on or inside another organism, the host, causing it some harm, and is adapted structurally to this way of life. The en ...

on the

gill A gill () is a respiration organ, respiratory organ that many aquatic ecosystem, aquatic organisms use to extract dissolved oxygen from water and to excrete carbon dioxide. The gills of some species, such as hermit crabs, have adapted to allow r ...

s of

fish A fish (: fish or fishes) is an aquatic animal, aquatic, Anamniotes, anamniotic, gill-bearing vertebrate animal with swimming fish fin, fins and craniate, a hard skull, but lacking limb (anatomy), limbs with digit (anatomy), digits. Fish can ...

, namely African

Cichlidae Cichlids () are a large, diverse, and widespread family of percomorph fish in the family Cichlidae, order Cichliformes. At least 1,760 species have been scientifically described, making it one of the largest vertebrate families, with on ...

, Nandidae and

Cyprinodontidae Pupfish are a group of small killifish belonging to ten genus, genera of the family Cyprinodontidae of ray-finned fish. Pupfish are especially noted for being found in extreme and isolated situations. They are primarily found in North America, S ...

. Species of ''Cichlidogyrus'' are parasitic in many cichlid species in the

Lake Tanganyika Lake Tanganyika ( ; ) is an African Great Lakes, African Great Lake. It is the world's List of lakes by volume, second-largest freshwater lake by volume and the List of lakes by depth, second deepest, in both cases after Lake Baikal in Siberia. ...

; a recent study (2016) has shown that species which are parasite on deep-water fish show reduced parasite-host specificity in comparison to species from littoral waters, probably an adaptation to low host availability. According to Antoine Pariselle and

Louis Euzet Louis Euzet (27 July 1923 in Lézignan-Corbières, France – 24 September 2013 in Sète, France) was a French parasitologist. Education Louis Euzet was a high-school student in Narbonne, France, and a student of the University of Montpelli ...

, 71 species of ''Cichlidogyrus'' were known in 2009 - new species have been described since. Nikol Kmentová, Milan Gelnar, Stephan Koblmüller and Maarten P.M. Vanhove estimated that the number of species was more than 100 in 2016 and Chahrazed Rahmouni, Maarten P. M. Vanhove and Andrea Šimková listed 111 species in 2017. Species of ''Cichlidogyrus'' have been introduced in various parts of the world, as

alien species An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived there ...

, where their hosts, particularly

tilapia Tilapia ( ) is the common name for nearly a hundred species of cichlid fish from the coelotilapine, coptodonine, heterotilapine, oreochromine, pelmatolapiine, and tilapiine tribes (formerly all were "Tilapiini"), with the economically mos ...

, have been introduced.

Species

Among many species, a few examples: * ''

Cichlidogyrus gillardinae ''Cichlidogyrus'' is a genus of monopisthocotylean monogeneans in the family Ancyrocephalidae. The type-species of the genus is '' Cichlidogyrus arthracanthus'' Paperna, 1960, by original designation. All the species of the genus are parasites on ...

'' Gillardin, 2012 * ''

Cichlidogyrus antoineparisellei ''Cichlidogyrus'' is a genus of monopisthocotylean monogeneans in the family Ancyrocephalidae. The type-species of the genus is ''Cichlidogyrus arthracanthus'' Paperna, 1960, by original designation. All the species of the genus are Fish diseases ...

'' Rahmouni, Vanhove & Šimková, 2018 *'' Cichlidogyrus attenboroughi'' Kmentová, Gelnar, Koblmüller & Vanhove, 2016 *'' Cichlidogyrus berminensis'' Pariselle, Nyom & Bilong, 2013 *'' Cichlidogyrus centesimus'' Vanhove, Volckaert & Pariselle, 2011 * '' Cichlidogyrus dracolemma'' Řehulková, Mendlová & Šimková, 2013 * ''

Cichlidogyrus evikae ''Cichlidogyrus evikae'' is a species of monopisthocotylean monogenean in the family Ancyrocephalidae (or Dactylogyridae according to certain classifications). It is a parasite of the gills of the fish '' Tanganicodus irsacae'' (Perciforme, Cich ...

'' Rahmouni, Vanhove & Šimková, 2017 *'' Cichlidogyrus gillesi'' Pariselle, Nyom & Bilong, 2013 * '' Cichlidogyrus jeanloujustinei'' Rahmouni, Vanhove & Šimková, 2017 * '' Cichlidogyrus kmentovae'' Jorissen, Pariselle & Vanhove in Jorissen et al., 2018 *'' Cichlidogyrus makasai'' Vanhove, Volckaert & Pariselle, 2011 * '' Cichlidogyrus nageus'' Řehulková, Mendlová & Šimková, 2013 *''

Cichlidogyrus philander ''Cichlidogyrus philander'' is a species of monopisthocotylean monogenean, in the family Ancyrocephalidae. It is ectoparasitic on the gills of the fish ''Pseudocrenilabrus philander''. The species has been described by Laurence Douëllou in 1993 ...

'' Douëllou, 1993 * '' Cichlidogyrus sclerosus'' Paperna & Thurston, 1969 *'' Cichlidogyrus sturmbaueri'' Vanhove, Volckaert & Pariselle, 2011 * '' Cichlidogyrus tilapiae'' Paperna, 1960Paperna, Ilan. 1960: Studies on monogenetic trematodes in Israel. 2. Monogenetic trematodes of cichlids. Bamigdeh, Bulletin of Fish Culture in Israel 12: 20-33. *'' Cichlidogyrus vandekerkhovei'' Vanhove, Volckaert & Pariselle, 2011

References

{{Taxonbar, from=Q16958353 Ancyrocephalidae Monogenea genera