dichromum, Acestridium Retzer [M. E.], Nico [L. G.] & Provenzano [F.] 1999:316, Figs. 3a-c [Ichthyological Exploration of Freshwaters v. 10 (no. 4); ref. 24231] Pozo Lucas, tributary of Río Orinoco, 7 kilometers south of San Fernando de Atabapo, 4°02'N, 67°42'W, Orinoco Basin, Amazonas State, Venezuela. Holotype: MBUCV-V-26780. Paratypes: FMNH 103326 (6); INHS 27642 (1), 40427 (1); MBUCV-V-13037 (30, 4 c&s); MCNG 19427 (8), 21746 (20). Type catalog: Ferraris 2007:218 [ref. 29155]. •Valid as Acestridium dichromum Retzer, Nico & Provenzano 1999 -- (Isbrücker 2001:25 [ref. 25653], Isbrücker 2002:11 [ref. 27178], Schaefer in Reis et al. 2003:321 [ref. 27061], Retzer 2005:4 [ref. 28228], Ferraris 2007:218 [ref. 29155], Rodriguez & Reis 2007:429 [ref. 29464], Reis & Lehmann A. 2009:451 [ref. 30379], Rodriguez et al. 2015:325 [ref. 33908], DoNascimiento et al. 2017:76 [ref. 35633], Delapieve et al. 2018:21 [ref. 35713]). Current status: Valid as Acestridium dichromum Retzer, Nico & Provenzano 1999. Loricariidae: Hypoptopomatinae. Distribution: Amazon and Orinoco river basins: Venezuela and Colombia. Habitat: freshwater.