Synonyma
Anacanthes Ehrenberg in van der Hoeven, 1832 ― Raja orbicularis Bloch & Schneider, 1801
van der Hoeven, J. 1832. Handboek der dierkunde. Volume 2. Sulpke, Amsterdam. v-x + 1-667.
Disceus Garman, 1877 ― Trygon strogylopterus Jardine, 1843
Garman, S. 1877. On the pelvis and external sexual organs of selachians, with especial references to the new genera Potamotrygon and Disceus (with descriptions). Proceedings of the Boston Society of Natural History v. 19: 197-214.
Typový druh
Trygon aiereba Müller & Henle, 1841.
Původní popis
Duméril, A. H. A. 1865. Histoire naturelle des poissons ou ichthyologie générale. Tome Premier. I. Elasmobranches. Plagiostomes et Holocéphales ou Chimères. v. 1: 1-720, Atlas: pp. 1-8, Pls. 1-14.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2026. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.