Original description as Crenicichla acutirostris:
- Günther, Albert C. L. G. 1862. "Catalogue of the fishes in the British Museum. Catalogue of the Acanthopterygii, Pharyngognathi and Anacanthini in the collection of the British Museum". Catalogue of the fishes in the British Museum London. Vol 4; i-xxi + 1-534 (crc00035)
Conservation: Crenicichla acutirostris is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.