Original description as Fundulus labialis:
ZooBank:E6DBFA76-FF01-4D7E-A756-D2224E62645A.
- Günther, Albert C. L. G. 1866. "Catalogue of the Physostomi, containing the families Salmonidae, Percopsidae, Galaxidae, Mormyridae, Gymnarchidae, Esocidae, Umbridae, Scombresocidae, Cyprinodontidae, in the collection of the British Museum". Catalogue of the fishes in the British Museum. 6:1-368 (ffm04521)
Synonyms (1):
- Tlaloc mexicanus Alvarez & Carranza, 1951, with type locality at San Francisco creek, Ococingo, Chiapas, Mexico. Determiner: Lazara, 2001
Conservation: Profundulus labialis is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.