Original description as Nannacara anomala:
ZooBank:0E7BE316-FF20-42A1-9843-F213E508D1C7.
- Regan, Charles Tate. 1905. "A revision of the fishes of the South-American cichlid genera Acara, Nannacara, Acaropsis, and Astronotus". Annals and Magazine of Natural History. [Series 7]15:329-347 (crc00016)
Conservation: Nannacara anomala is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.