Liposarcus Günther [A.] 1864:238 Masc. Hypostomus multiradiatus Hancock 1828. Type by subsequent designation. Type designated by Jordan 1919:332 [ref. 4904]. •Valid as Liposarcus Günther 1864 -- (Weber 1991:638 [ref. 19114], Weber 1992:8 [ref. 19714], Burgess & Finley 1996:169 [ref. 22901], Montoya-Burgos et al. 1998:367 [ref. 23850], Britski et al. 1999:134 [ref. 24147], Isbrücker 2002:20 [ref. 27178], Weber in Reis et al. 2003:365 [ref. 27061]). •Synonym of Pterygoplichthys Gill 1858 -- (Isbrücker 1980:40 [ref. 2303], Armbruster 2004:53, 61 [ref. 27644], Ferraris 2007:290 [ref. 29155], Kottelat 2013:215 [ref. 32989]). Current status: Synonym of Pterygoplichthys Gill 1858. Loricariidae: Hypostominae.