Descrizione originale:
- Hubbs, Carl Leavitt. 1924. "Studies of the fishes of the order Cyprinodontes". Miscellaneous Publications, Museum of Zoology, University of Michigan. (13):1-31 (ffm04592)
Elenco delle specie descritte (12):
valid: 9 synonym: 3- Fundulus labialis Günther, 1866 (valid)
- Fundulus punctatus Günther, 1866 (valid)
- Fundulus pachycephalus Günther, 1866 (synonym)
- Fundulus oaxacae Meek, 1902 (valid)
- Profundulus candalarius Hubbs, 1924 (valid)
- Profundulus balsanus Ahl, 1935 (valid)
- Profundulus scapularis Fowler, 1936 (synonym)
- Profundulus hildebrandi Miller, 1950 (valid)
- Tlaloc mexicanus Alvarez & Carranza, 1951 (synonym)
- Profundulus parentiae Matamoros, Domínguez-Cisneros, Velázquez-Velázquez, McMahan, 2018 (valid)
- Profundulus chimalapensis del Moral, López-Segovia & Hernández-Arellano, 2020 (valid)
- Profundulus adani Dominguez-Cisneros, Velázquez-Velázquez, McMahan, Matamoros, 2021 (valid)