Původní popis
Roberts, T. R. 1994. Osphronemus exodon, a new species of giant gouramy with extraordinary dentition from the Mekong. Natural History Bulletin of the Siam Society v. 42: 67-77.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2024. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.