Paralithoxus (subgenus of Lithoxus) Boeseman [M.] 1982:46 Masc. Ancistrus bovallii Regan 1906. Type by original designation. Misspelled Paralithoides in author's abstract (p. 41). •Synonym of Lithoxus Eigenmann 1910 -- (Nijssen & Isbrücker 1990:327 [ref. 16655], Isbrücker 2002:24 [ref. 27178], Fisch-Muller in Reis et al. 2003:389 [ref. 27061], Armbruster 2004:53, 59 [ref. 27644], Ferraris 2007:267 [ref. 29155]). •Valid as Paralithoxus Boeseman 1982 -- (Lujan et al. 2018:[11] [ref. 36081], Rapp-Py-Daniel et al. 2019:1 [ref. 37169]). Current status: Valid as Paralithoxus Boeseman 1982. Loricariidae: Hypostominae.