Considerado un sinónimo menor de Cyprinodon macularius Baird & Girard, 1853
- Lazara, K.J. 2001. "The killifishes, an annotated checklist, synonymy, and bibliography of recent oviparous Cyprinodontiform fishes". The killifish master index. 4:1-624 (ffm00080)
Descripción original como Lucania browni:
- Jordan, David Starr & R.E. Richardson. 1907. "Description of a new species of killifish, Lucania browni, from a hot spring in Lower California". Proceeding of the United States National Museum. 33(1572):319-321 (ffm00182)