• [Wiki] http://en.wikipedia.org/wiki/Urotrygon_aspidura.
• [fishbase] https://www.fishbase.se/summary/Urotrygon-aspidura.
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• [TorrMeji2019] Torres-Palacios, K., Mejía-Falla, P. A., Navia, A. F., Cruz-Escalona, V. H., Félix-Uraga, R., and Quiñonez-Velázquez, C. (2019). Age and growth parameters of the Panamic stingray (Urotrygon aspidura). Fish. Bull., 117:45--55. doi:10.7755/FB.117.3.4.