Description originale:
- Regan, Charles Tate. 1914. "Descriptions of two new cyprinodont fishes from Mexico, presented to the British Museum by Herr A. Rachow". Annals and Magazine of Natural History. 14(79):65-67 (ffm04568)
Espèce type: Heterophallus rachovii Regan, 1914 (monotypie).
Espèces décrites (4):
valide: 3 Synonyme: 1- Heterophallus rachovii Regan, 1914 (valide)
- Gambusia atzi Rosen & Gordon, 1951 (Synonyme)
- Dicerophallus echeagarayi Alvarez, 1952 (valide)
- Heterophallus milleri Radda, 1987 (valide)