Original description as Characodon eiseni:
- Rutter, Cloudsley M. 1896. "Notes on fresh water fishes of the Pacific slope of North America. II. The fishes of Rio Yaqui, Sonora, with the description of a new genus of Siluridae". Proceedings of the California Academy of Sciences. v. 6, pp. 255-262 (ffm04522)
Conservation: Xenotoca eiseni is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.