agostinhoi, Ancistrus Bifi [A. G.], Pavanelli [C. S.] & Zawadzki [C. H.] 2009:47, Fig. 4 [Zootaxa No. 2275; ref. 30541] Foz do Jordão, 25°39'12"S, 51°58'15"W, lower Rio Iguaçu basin, Paraná State, Brazil. Holotype: MZUSP 104118. Paratypes: MHNCI, MZUSP, NUP. Type catalog: Oliveira et al. 2022:17 [ref. 39255]. •Valid as Ancistrus agostinhoi Bifi, Pavanelli & Zawadzki 2009 -- (de Oliveira et al. 2015:81 [ref. 33869], Reis et al. 2020:466 [ref. 38364]). Current status: Valid as Ancistrus agostinhoi Bifi, Pavanelli & Zawadzki 2009. Loricariidae: Hypostominae. Distribution: South America: lower Iguaçu River basin (southern Brazil). Habitat: freshwater.