Typový druh
Acentronichthys leptos Eigenmann & Eigenmann, 1889.
Původní popis
Eigenmann, C. H. & Eigenmann, R. S. 1889. Preliminary notes on South American Nematognathi. II. Proceedings of the California Academy of Sciences (Series 2) v. 2: 28-56.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2025. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.