hyptiorhachis, Pareiorhina Silva [G. S. C.], Roxo [F. F.] & Oliveira [C.] 2013:67, Figs. 1, 2a, 3a, 4 [ZooKeys No. 313; ref. 32763] Minas Gerais State, municipality of Santa Bárbara do Tugúrio, Ribeirão Fernandes, a tributary of Rio Pomba, Rio Paraíba do Sul basin, 21°14'47"S, 43°34'07"W, Brazil. Holotype: MZUSP 111956. Paratypes: LBP 1093 (1), 8368 (5), 12248 (6, 1 c&s), 12257 (1); MCP 29432 (6); NUP 14331 (1). Type catalog: Oliveira et al. 2022:15 [ref. 39255]. •Valid as Pareiorhina hyptiorhachis Silva, Roxo & Oliveira 2013 -- (Azevedo-Santos & Roxo 2015:383 [ref. 33717], Silva et al. 2016:389 [ref. 34417], Pereira & Reis 2017:76 [ref. 35307], Azevedo-Santos et al. 2019:5 [ref. 36506]). Current status: Valid as Pareiorhina hyptiorhachis Silva, Roxo & Oliveira 2013. Loricariidae: Hypoptopomatinae. Distribution: South America: Rio Paraíba do Sul and upper Paraná basin (Brazil). Habitat: freshwater.