Ilyodon Eigenmann [C. H.] 1907:425, 427 Neut. Ilyodon paraguayense Eigenmann 1907. Type by original designation (also monotypic). Described with the type species as paraguayense, so the genus is neuter. •Valid as Ilyodon Eigenmann 1907 -- (Miller & Fitzsimons 1971:10 [ref. 3019], Uyeno et al. 1983:505 [ref. 6818], Paulo-Maya & Trujilo-Jiménez 2000:465 [ref. 25257], Scharpf 2007:28 [ref. 30398], Beltrán-López et al. 2017:1 [ref. 35506], Huber 2019:30 [ref. 36941], Lyons et al. 2019:138 [ref. 37104]). Current status: Valid as Ilyodon Eigenmann 1907. Goodeidae: Goodeinae.