Descrizione originale:
- Eigenmann, Carl H.. 1907. "The poeciliid fishes of Rio Grande do Sul and the La Plata Basin". Proceeding of the United States National Museum. 32(1532):425-433 (ffm04529)
Type species: Ilyodon paraguayense Eigenmann, 1907 (original designation).
Elenco delle specie descritte (6):
valid: 2 synonym: 4- Characodon furcidens Jordan & Gilbert, 1882 (valid)
- Goodea whitei Meek, 1904 (valid)
- Ilyodon paraguayense Eigenmann, 1907 (synonym)
- Balsadichthys xantusi Hubbs & Turner, 1939 (synonym)
- Ilyodon lennoni Meyer & Förster, 1983 (synonym)
- Ilyodon cortesae Paulo-Maya & Trujillo-Jiménez, 2000 (synonym)