Original description as Cychla monoculus:
ZooBank:932683D3-C608-4EEA-8308-349C6501F81C.
- Spix, J. B. Von & L. Agassiz. 1829. "Selecta Genera et Species Piscium quos in itinere per Brasilian annis 1817-1820". Selecta Piscium Brasiliam. Part 1; i-xvi + i-ii + 1-82; Pls. 1-48 (crc00289)
Conservation: Cichla monoculus is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.