Acestridium Haseman [J. D.] 1911:319 Neut. Acestridium discus Haseman 1911. Type by monotypy. •Valid as Acestridium Haseman 1911 -- (Isbrücker 1980:102 [ref. 2303], Burgess 1989:441 [ref. 12860], Schaefer 1996:925 [ref. 22565], Schaefer 1997:41 [ref. 23213], Schaefer & Provenzano 1998:224 [ref. 23317], Schaefer 1991:2 [ref. 18926], Schaefer 1998:377 [ref. 23692], de Pinna 1998:305 [ref. 23847], Retzer et al. 1999:315 [ref. 24231], Isbrücker 2002:11 [ref. 27178], Schaefer in Reis et al. 2003:321 [ref. 27061], Retzer 2005:1 [ref. 28228], Ferraris 2007:218 [ref. 29155], Rodriguez & Reis 2007:429 [ref. 29464], Carvalho et al. 2008:336 [ref. 29839], Reis & Lehmann A. 2009:446 [ref. 30379], Martins & Langeani 2011:66 [ref. 31235], Rodriguez et al. 2015:325, 335 [ref. 33908], Delapieve et al. 2018:21 [ref. 35713]). Current status: Valid as Acestridium Haseman 1911. Loricariidae: Hypoptopomatinae.