niger, Plecostomus Marini [T. L.], Nichols [J. T.] & LaMonte [F. R.] 1933:4 [American Museum Novitates No. 618; ref. 2889] Southeastern Brazil. Holotype (unique): AMNH 12245 [not found in 2019]. Type catalog: Ferraris 2007:257 [ref. 29155]. •Valid as Hypostomus niger (Marini, Nichols & LaMonte 1933) -- (Isbrücker 1980:28 [ref. 2303], Burgess 1989:432 [ref. 12860], Isbrücker 2001:28, 31 [ref. 25653], Isbrücker 2002:19 [ref. 27178], Weber in Reis et al. 2003:360 [ref. 27061], Armbruster 2004:79 [ref. 27644], Ferraris 2007:257 [ref. 29155]). •Synonym of Hypostomus albopunctatus (Regan 1908) -- (Zawadzki et al. 2019:[4] [ref. 37170]). Current status: Synonym of Hypostomus albopunctatus (Regan 1908). Loricariidae: Hypostominae. Habitat: freshwater.