Original description as Haplochromis obtusus:
ZooBank:48CE3FA3-6C8A-4E25-8774-2D8F3BB0259E.
- Trewavas, Ethelwynn. 1935. "A Synopsis of the Cichlid Fishes of Lake Nyasa". Annals and Magazine of Natural History. Series 10:65-118 (crc00118)
Conservation: Mylochromis obtusus is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (LC) least concern (2006).