Pseudacanthicus Bleeker [P.] 1862:2 Masc. Hypostomus serratus Valenciennes 1840. Type by original designation (also monotypic). Misspelled Pseudocanthicus in literature. •Valid as Pseudacanthicus Bleeker 1862 -- (Isbrücker 1980:76 [ref. 2303], Burgess 1989:438 [ref. 12860], Montoya-Burgos et al. 1998:367 [ref. 23850], Armbruster 2002:87 [ref. 25891], Isbrücker 2002:27 [ref. 27178], Fisch-Muller in Reis et al. 2003:393 [ref. 27061], Armbruster 2004:53, 59 [ref. 27644], Ferraris 2007:286 [ref. 20155], Chamon 2015:309 [ref. 33851], Chamon & Sousa 2016:1 [ref. 34852], Chamon & Costa e Silva 2018:499 [ref. 35821], Lopes et al. 2024:1 [ref. 41641]). Current status: Valid as Pseudacanthicus Bleeker 1862. Loricariidae: Hypostominae.