Vorlage:Littmann et al., 2015

• Littmann, M.W., Azpelicueta, M.d.M., Vanegas-Rios, J.A. & Lundberg, J.G. 2015. Holotype-based validation, redescription and continental-scale range extension of the South American catfish species Hypophthalmus oremaculatus Nani and Fuster, 1947, with additional information on Hypophthalmus edentatus Spix and Agassiz, 1829 (Siluriformes, Pimelodidae). Proceedings of the Academy of Natural Sciences of Philadelphia, 164: 159–176.