fuscomaculatus, Hypostomus Zawadzki [C. H.] & Pains da Silva [H.] 2022:2, Figs. 1-3 [Ichthyological Exploration of Freshwaters v. 31 (no. 2): IEF-1176; ref. 39204] Rio Salobra, Rio Paraguay basin, municipality of Nobres, Mato Grosso State, Brazil, 14°38'38"S, 56°16'29"W. Holotype: NUP 22963. Paratypes: CPUFMT, MNRJ, NUP, ZUFMS. Plus additional non-type material. •Valid as Hypostomus fuscomaculatus Zawadzki & Pains da Silva 2022. Current status: Valid as Hypostomus fuscomaculatus Zawadzki & Pains da Silva 2022. Loricariidae: Hypostominae. Distribution: South America: middle Rio Paraguay basin, Brazil. Habitat: freshwater.