Trachydoras

Trachydoras is a genus of fish in the family Doradidae native to South America.

Species
There are currently 6 recognized species in this genus:
 * Trachydoras brevis (Kner, 1853)
 * Trachydoras gepharti Sabaj Pérez & Arce H., 2017
 * Trachydoras microstomus (C. H. Eigenmann, 1912)
 * Trachydoras nattereri (Steindachner, 1881)
 * Trachydoras paraguayensis (C. H. Eigenmann & Ward, 1907)
 * Trachydoras steindachneri (Perugia, 1897)