Original description as Placidochromis lineatus:
ZooBank:6676E0AB-8A60-4581-ACFA-50BF5584827D.
- Hanssens, Mark. 2004. "The deep-water Placidochromis species". In: J. Snoeks (ed.), The Cichlid Diversity of Lake Malawi, Identification, Distribution and Taxonomy. 104-196 (crc01165)
Conservation: Placidochromis lineatus is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (DD) data deficient (2018).