68811 Oreochromis malagarasi Trewavas, 1983 Cichlidae Cichlids Pseudocrenilabrinae Cichliformes Teleostei Malagarasi tilapia Africa: Malagarasi River and marginal waters of Lake Tanganyika near Kigoma in Tanzania (Ref. 118638) and Burundi (Ref. 54847).