Původní popis
van der Heiden, A. M. & González, H. G. P. 2005. Etropus ciadi, a New Endemic Flatfish from the Gulf of California, Mexico (Pleuronectiformes: Paralichthyidae). Copeia, 2005, 3: 470-478.
Použitá literatura
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds). 2024. Eschmeyer's catalog of fishes: Genera, species, references. World Wide Web.