Čeleď: Crenuchidae Günther, 1864
Rod: Characidium Reinhardt, 1867
da Graça, W.J., Pavanelli, C.S. & Buckup, P.A. 2008. Two New Species of Characidium (Characiformes: Crenuchidae) from Paraguay and Xingu River Basins, State of Mato Grosso, Brazil. Copeia 2008 (2): 326–332.
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2024. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.