teretirostris, Guyanancistrus Fisch-Muller [S.], Mol [J. H. A.] & Covain [R.] 2018:42, Fig. 14 [PLoS ONE v. 13 (no. 1) e0189789; ref. 35723] Sipaliwini-Parú Savannah in Trio Amerindian territory at the Suriname-Brazil border, Vier Gebroeders (Four Brothers) Mountains in a tributary of the Parú de Oeste River, Brazil. Holotype: MZUSP 117149 [ex MHNG 2723.004]. Paratypes: MHNG. •Valid as Guyanancistrus teretirostris Fisch-Muller, Mol & Covain 2018. Current status: Valid as Guyanancistrus teretirostris Fisch-Muller, Mol & Covain 2018. Loricariidae: Hypostominae. Distribution: Upper Parú de Oeste River, Suriname / Brazil. Habitat: freshwater.