Mirande, J.M., Aguilera, G. and Azpelicueta, M.D. 2006. Astyanax endy (Characiformes: Characidae), a new fish species from the upper Río Bermejo basin, northwestern Argentina. Zootaxa. 1286, 1 (Aug. 2006), 57–68. DOI:https://doi.org/10.11646/zootaxa.1286.1.6.