Original description as Heros macracanthus:
- Günther, Albert C. L. G. 1864. "Report of a collection of fishes made by Messrs. Dow, Godman, and Salvin in Guatemala". Proceedings of the Zoological Society of London. 1864, pp. 144-154 (crc00137)
- Heros (Cichlasoma) heterodontus Vaillant & Pellegrin, 1902, with type locality at Isthmus of Tehuantepec, Mexico. Determiner: Miller, 1976
- Cichlasoma evermanni Meek, 1904, with type locality at Río Tehuantepec at Tehuantepec, Oaxaca, Mexico. Determiner: Regan, 1905
- Cichlasoma guija Hildebrand, 1934, with type locality at Lake Guija, El Salvador. Determiner: Kullander, 2003
Conservation: Astatheros macracanthus is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species. Astatheros macracanthus is not listed in the Mexican Official Norm NOM-059-ECOL-2001. The habitat remains stable in most of its range.