Original description as Haplochromis mentatus:
- Regan, Charles Tate. 1925. "Three new cichlid fishes of the genus Haplochromis from Lake Edward, Central Africa". Occasional Papers of the Boston Society of Natural History. v. 5; pp. 187-188 (crc01230)
Conservation: Haplochromis mentatus is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.