K. Schmid, M. Andrade, F. Machado, J. Araujo, E. Corrêa, and T. Giarrizzo, “Morphological abnormality in a Longnose Stingray Hypanus guttatus (Bloch & Schneider, 1801) (Myliobatiformes: Dasyatidae)”, Biota Neotrop., vol. 19, no. 4, Jan. 2019.