Original description as Chromis (Haplochromis) obliquidens:
ZooBank:F19206E1-855B-4708-9824-FBF8B95E60CB.
- Hilgendorf, F. M. 1888. "Fische aus dem Victoria-Nyanza (Ukerewe-See), gesammelt von dem verstorbenen Dr. G. A. Fischer". Sitzungsberichte der Gesellschaft naturforschender Freunde in Berlin. pp. 75-79 (crc00096)
Synonyms (1):
- Hemitilapia bayoni Boulenger, 1908, with type locality at Bugala, Sesse Island, Lake Victoria, Uganda. Determiner: Regan, 1922
Conservation: Haplochromis obliquidens is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (VU) vulnerable (2010).