Characidium orientale Buckup & Reis (1997)

Paratypes: 1 lot, 3 specimens; MCN 8149, 3, 25.7-38.5 mm SL, west branch of arroio dos Ratos, rio Jacuí drainage, Charqueadas, Rio Grande do Sul, Brazil, 13 August 1986, S.D. Hahn & N.R. Madeira (Fig. 2).