perdido, Hypostomus Zawadzki [C. H.], Tencatt [L. F. C.] & Froehlich [O.] 2014:98, Figs. 1-2a, c [Neotropical Ichthyology v. 12 (no. 1); ref. 33233] Mato Grosso de Sul, Bodoquena, rio Perdido. 21°17'09"S, 56°41'47"W, Brazil. Holotype: MZUSP 4249. Paratypes: Rio Perdido: ANSP, CPUFMT, INPA, NUP, MCP, MNRJ, ZSM, ZUEC, ZUFMS-pis, Type catalog: Oliveira et al. 2022:27 [ref. 39255]. •Valid as Hypostomus perdido Zawadzki, Tencatt & Froehlich 2014. Current status: Valid as Hypostomus perdido Zawadzki, Tencatt & Froehlich 2014. Loricariidae: Hypostominae. Distribution: Rio Perdido, Brazil. Habitat: freshwater.