Original description as Poeciliopsis hnilickai:
- Meyer, Manfred & D. Vogel. 1981. "Ein neuer Poeciliopsis aus Chiapas, Mexico (Pisces: Poeciliidae)". Senckenbergiana biologica. v. 61(n. 5-6), pp. 357-361 (ffm00029)
Conservation: Poeciliopsis hnilickai is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.