Original description as Cichlasoma diquis:
- Bussing, William. 1974. "Two new species of cichlid fishes, Cichlasoma sajica and C. diquis, from southeastern Costa Rica". Revista de Biologia Tropical. v. 22. pp. 29-49 (crc00140) (abstract)
Conservation: Cribroheros diquis is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.