acutirostris, Oxyropsis Miranda Ribeiro [P. de] 1951:1, Pls. 1-3 (figs. 2, 2, 2) [Boletim do Museu Nacional, Zoologia (N. S.) No. 104; ref. 12901] Paricachoeira, Rio Taquié, tributary of the Rio Vaupes, which is a tributary of the Rio Negro, Amazonas, Brazil. Holotype (unique): MNRJ 5745. Type catalog: Ferraris 2007:276 [ref. 29155]. •Valid as Hypoptopoma acutirostre (Miranda Ribeiro 1951) -- (Isbrücker 1980:87 [ref. 2303], Burgess 1989:439 [ref. 12860]). •Valid as Oxyropsis acutirostris Miranda Ribeiro 1951 -- (Burgess & Finley 1996:169 [ref. 22901], Isbrücker 2001:30 [ref. 25653], Isbrücker 2002:24 [ref. 27178], Aquino & Schaefer 2002:383 [ref. 26022] as acutirostra, Schaefer in Reis et al. 2003:325 [ref. 27061] as acutirostra, Ferraris 2007:276 [ref. 29155] as acutirostra, Chiachio et al. 2008:610 [ref. 30127] as acutirostra, Rosa et al. 2014:59 [ref. 33228] as acutirostra, Aquino & Sabaj Pérez 2016:137 [ref. 34526] as acutirostra and author as Ribeiro, DoNascimiento et al. 2017:76 [ref. 35633] as acutirostra, Delapieve et al. 2018:23 [ref. 35713] as acutirostra). Current status: Valid as Oxyropsis acutirostris Miranda Ribeiro 1951. Loricariidae: Hypoptopomatinae. Distribution: Upper Orinoco, upper and lower Negro and Amazon basin: Brazil, Colombia and Venezuela. Habitat: freshwater.