最初命名為 Serranochromis gracilis:
ZooBank:9953B369-99B1-4C9E-9812-2627E08D5892.
- Greenwood, Peter Humphry. 1984. "The haplochromine species (Teleostei, Cichlidae) of the Cunene and certain other Angolan rivers". Bulletin of the British Museum (Natural History) Zoology Series. 47(4):187-239 (crc01553)
保育: Chetia gracilis 被評鑑為國際自然保育聯盟瀕危物種紅皮書名單中的 (LC) 無危 (2007).