brevis, Hemiancistrus LaMonte [F. R.] 1935:3, Fig. 2 [American Museum Novitates No. 784; ref. 13893] Near Sena Madureira, near mouth of River Macaua, tributary of Rio Iaco, itself a tributary to Rio Purus, Amazonas, Brazil. Holotype (unique): AMNH 12602. Non-types: MSNM 42 [ex MSNM 4702 and ex AMNH] (1). Type catalog: Conci & Michelangeli 1974:227 [ref. 21560], Ferraris 2007:284 [ref. 29155] •Valid as Peckoltia brevis (LaMonte 1935) -- (Isbrücker 1980:55 [ref. 2303], Burgess 1989:435 [ref. 12860], Isbrücker 2001:27, 31 [ref. 25653], Isbrücker 2002:25 [ref. 27178], Fisch-Muller in Reis et al. 2003:392 [ref. 27061], Armbruster & Werneke 2005:12 [ref. 28101], Ferraris 2007:284 [ref. 29155], Armbruster 2008:16 [ref. 29740], Zawadzki et al. 2010:724 [ref. 31074], de Oliveira et al. 2010:55 [ref. 30929], Sarmiento et al. 2014:191 [ref. 35004], Armbruster et al. 2015:99 [ref. 33670], Armbruster & Lujan 2016:116 [ref. 34264], DoNascimiento et al. 2017:81 [ref. 35633], Meza-Vargas et al. 2021:26 [ref. 39298]). Current status: Valid as Peckoltia brevis (LaMonte 1935). Loricariidae: Hypostominae. Distribution: South America: Purus River basin and upper Amazon River basin (Bolivia, Brazil, Colombia and Peru). Habitat: freshwater.