考慮為晚期同種異名 Placidochromis johnstoni (Günther, 1894)
- Trewavas, Ethelwynn. 1935. "A Synopsis of the Cichlid Fishes of Lake Nyasa". Annals and Magazine of Natural History. Series 10:65-118 (crc00118)
最初命名為 Haplochromis sexfasciatus:
ZooBank:F8777347-3C01-4254-AAC4-E659E1E1771C.
- Regan, Charles Tate. 1922. "The Cichlid Fishes of Lake Nyassa". Proceedings of the Zoological Society of London. 1921(pt 4)36:675-727 (crc00066)