regani, Hemipsilichthys Giltay [L.] 1936:6, Fig. 2 [Bulletin du Musée Royal d'Histoire Naturelle de Belgique v. 12 (no. 14); ref. 13697] Rio Curi Curiay, south of upper River Negro, Amazonas, Brazil. Holotype (unique): IRSNB 47. Type catalog: Walschaerts 1987:20 [ref. 20755], Ferraris 2007:280 [ref. 29155]. •Valid as Hemipsilichthys regani Giltay 1936 -- (Isbrücker 1980:12 [ref. 2303], Burgess 1989:430 [ref. 12860], Pereira et al. 2000:377 [ref. 25081], Bizerril 1995:116 [ref. 25087], Isbrücker 2001:28 [ref. 25653], Isbrücker 2002:17 [ref. 27178], Pereira & Reis 2002:112 [ref. 26071], Pereira et al. 2003:2 [ref. 27068], Weber in Reis et al. 2003:354 [ref. 27061]). •Valid as Pareiorhaphis regani (Giltay 1936) -- (Periera 2005:272 [ref. 28273], Ferraris 2007:280 [ref. 29155], Pereira et al. 2012:539 [ref. 32218], Pereira & Reis 2017:75 [ref. 35307]). Current status: Valid as Pareiorhaphis regani (Giltay 1936). Loricariidae: Hypoptopomatinae. Distribution: Curicuriari and possibly Jaú River basins in the Negro River drainage, Brazil. Habitat: freshwater.