Original description as Heros managuensis:
- Günther, Albert C. L. G. 1867. "On the fishes of the states of Central America, founded upon specimens collected in fresh and marine waters of various parts of that country by Messrs. Salvin and Godman and Capt. J. M. Dow". Proceedings of the Zoological Society of London. 1866, pp. 600-604 (ffm00014)
Conservation: Parachromis managuensis is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.