exilis, Heptapterus Faustino‐Fuster [D. R.], Bockmann [F. A.] & Malabarba [L. R.] 2019:361, Figs. 6-8 [Journal of Fish Biology v. 94 (no. 3); ref. 36604] Sanga das Tunas, tributary of the Ibicuí River, Uruguay River basin, Quevedos Municipality, Rio Grande do Sul State, Brazil, 29°21'01"S, 54°12'38"W. Holotype: UFRGS 22500. Paratypes: LIRP, MCP, MNRJ, MUSM, UFRGS. •Valid as Heptapterus exilis Faustino‐Fuster, Bockmann & Malabarba 2019 -- (Deprá et al. 2022:330 [ref. 39580]). Current status: Valid as Heptapterus exilis Faustino‐Fuster, Bockmann & Malabarba 2019. Heptapteridae: Heptapterinae. Distribution: Ibicuí River drainage, middle Uruguay River basin, Rio Grande do Sul, Brazil. Habitat: freshwater.