Čeleď: Apteronotidae Jordan, 1923
Rod: Megadontognathus Mago-Leccia, 1994
nožovka kaitukánská
Campos-da-Paz, R. 1999. New species of Megadontognathus from the Amazon basin, with phylogenetic and taxonomic discussions on the genus (Gymnotiformes: Apteronotidae). Copeia 1999 (no. 4): 1041-1049.