Original description as Gambusia quadruncus:
- Langerhans, R.B & M.E. Gifford, O. Dominguez-Domingez, D. García-Bedoya, T.J. DeWitt. 2012. "Gambusia quadruncus (Cyprinodontiformes: Poeciliidae): a new species of mosquitofish from east-central M´exico". Journal of Fish Biology. 1-26. DOI: 10.1111/j.1095-8649.2012.03397.x (ffm04548) (abstract)
Conservation: Gambusia quadruncus is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.