freirei, Hypostomus Penido [I. de S.], Pessali [T. C.] & Zawadzki [C. H.] 2021:4, Figs. 3, 4a-b, 5 [Journal of Fish Biology v. 98 (no. 5); ref. 38145] Rio Paraopeba, municipality of Belo Vale, Minas Gerais State, Brazil, 20°27'19"S, 43°59'40"W. Holotype: NUP 22602. Paratypes: ANSP, CPUFMT, LIRP, MCNIP, MNRJ, NUP. Type catalog: Oliveira et al. 2022:21 [ref. 39255]. •Valid as Hypostomus freirei Penido, Pessali & Zawadzki 2021. Current status: Valid as Hypostomus freirei Penido, Pessali & Zawadzki 2021. Loricariidae: Hypostominae. Distribution: South America: tributaries of the upper and middle São Francisco River basin (Brazil). Habitat: freshwater.