Systematic revision of dactylogyridean parasites (Monogenea) from cichlid fishes in Africa, the Levant and Madagascar

Systematic revision is made of the six dactylogyridean genera (Monogenea) described on African, Levantine and Malagasy cichlid fishes: Urogyrus Bilong Bilong, Birgi & Euzet, 1994 (including one species); Enterogyrus Paperna, 1963 (including eight species); Insulacleidus Rakotofiringa & Euzet, 1983 (including three species); Onchobdella Paperna, 1968 (including eight species); Scutogyrus Pariselle & Euzet, 1995 (including six species) and Cichlidogyrus Paperna, 1960 (including 71 species). Validities of species are discussed. Diagnoses and illustrated determination keys are given for all taxa.