Oliveira, C.A.M., Bertaco, V.A., Da Graça, W.J. & Pavanelli, C.S. (2019)

Redescription of Astyanax gymnogenys Eigenmann, 1911 (Characiformes: Characidae), a senior synonym of Astyanax longirhinus Garavello & Sampaio, 2010

. Zootaxa, 4668 (2), 229–244.