Curculionichthys oliveirai (Roxo, Zawadzki & Troy 2014) .

Paratypes: 1 lot, 3 specimens; DZSJRP 18244, 26.3¯ 26.8 mm SL, ribeirão Salto Grande, rio Ivaí basin, Maria Helena, Paraná, Brazil, 23°37’08”S, 53°12’18”W, col. W.J. Graça, 30 December 2004.