Original description as Heros longimanus:
- 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 (crc00014)
- Cichlasoma popenoei Carr & Giovannoli, 1950, with type locality at Río Yeguare, about 1 km below bridge on road between Tegucigalpa and Danlí, Departamento de Morazan, Honduras, elevevation 735 m. Determiner: Bussing et al., 1975
Conservation: Cribroheros longimanus is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (LC) least concern (2019).