Dunz, A. R., & Schliewen, U. K. (2009). Description of two new species of Nannocharax Günther, 1867 (Teleostei: Characiformes: Distichodontidae) from the Cross River, Cameroon. Zootaxa, 2028(1), 1–19. https://doi.org/10.11646/zootaxa.2028.1.1