Genus Cichlidogyrus Paperna, 1960

TYPE SPECIES. — Cichlidogyrus arthracanthus Paperna, 1960, by original designation.

OTHER SPECIES INCLUDED. — Cichlidogyrus acerbus Dossou, 1982; C. aegypticus Ergens, 1981; C. agnesi Pariselle & Euzet, 1994; C. albareti Pariselle & Euzet, 1998; C. amieti Birgi & Euzet, 1983; C. amphoratus Pariselle & Euzet, 1995; C. anthemocolpos Dossou, 1982; C. arfii Pariselle & Euzet, 1995; C. berradae Pariselle & Euzet, 2003; C. berrebii Pariselle & Euzet, 1994; C. bifurcatus Paperna, 1960; C. bilongi Pariselle & Euzet, 1996; C. bonhommei Pariselle & Euzet, 1998; C. bouvii Pariselle & Euzet, 1997; C. bychowskii (Markevich, 1934); C. cirratus Paperna, 1964; C. cubitus Dossou, 1982; C. dageti Dossou & Birgi, 1984; C. digitatus Dossou, 1982; C. dionchus Paperna, 1968; C. dossoui Douëllou, 1993; C. douellouae Pariselle, Bilong Bilong & Euzet, 2003; C. ergensi Dossou, 1982; C. euzeti Dossou & Birgi, 1984; C. falcifer Dossou & Birgi, 1984; C. flexicolpos Pariselle & Euzet, 1995; C. fontanai Pariselle & Euzet, 1997; C. gallus Pariselle & Euzet, 1995; C. giostrai Pariselle, Bilong Bilong & Euzet, 2003; C. guirali Pariselle & Euzet, 1997; C. halinus Paperna, 1969; C. halli (Price & Kirk, 1967); C. haplochromii Paperna & Thurston, 1969; C. hemi Pariselle & Euzet, 1998; C. inconsultans Birgi & Lambert, 1986; C. karibae Douëllou, 1993; C. kothiasi Pariselle & Euzet, 1994; C. kouassii N’Douba, Thys van den Audenaerde & Pariselle, 1997; C. lagoonaris Paperna, 1969; C. legendrei Pariselle & Euzet, 2003; C. lemoallei Pariselle & Euzet, 2003; C. levequei Pariselle & Euzet, 1996; C. longicirrus Paperna, 1965; C. longipenis Paperna & Thurston, 1969; C. louipaysani Pariselle & Euzet, 1994; C. microscutus Pariselle & Euzet, 1996; C. nandidae Birgi & Lambert, 1986; C. njinei Pariselle, Bilong Bilong & Euzet, 2003; C. nuniezi Pariselle & Euzet, 1998; C. ornatus Pariselle & Euzet, 1995; C. ouedraogoi Pariselle & Euzet, 1996; C. paganoi Pariselle & Euzet, 1997; C. papernastrema Price, Peebles & Bamford, 1969; C. philander Douëllou, 1993; C. pouyaudi Pariselle & Euzet, 1994; C. quaestio Douëllou, 1993; C. reversati Pariselle & Euzet, 2003; C. rognoni Pariselle, Bilong Bilong & Euzet, 2003; C. sanjeani Pariselle & Euzet, 1997; C. sanseoi Pariselle & Euzet, 2004; C. sclerosus Paperna & Thurston, 1969; C. slembroucki Pariselle & Euzet, 1998; C. testificatus Dossou, 1982; C. teugelsi Pariselle & Euzet, 2004; C. thurstonae Ergens, 1981; C. tiberianus Paperna, 1960; C. tilapiae Paperna, 1960; C. vexus Pariselle & Euzet, 1995; C. yanni Pariselle & Euzet, 1996; C. zambezensis Douëllou, 1993 .

DIAGNOSIS (according to Pariselle & Euzet [1997]). — Ancyrocephalidae . Three pairs of cephalic glands. Two posterior ocellae with crystalline lenses. Two small inconsistent anterior ocellae. Intestinal caeca unbranched, joined posteriorly. Two pairs of anchors, one dorsal and one ventral.Two transverse bars, dorsal with two auricles, ventral V-shaped. Fourteen uncinuli. Median posterior testis. Vas deferens on right side, not encircling intestinal caecum. Seminal vesicle present. One prostatic reservoir. Male copulatory complex with penis and accessory piece. Median pre-testicular ovary. Sub-median vaginal dextral opening. Vagina sclerotised or not. Seminal receptacle present. Gill parasites of African Cichlidae, Nandidae and Cyprinodontidae .