purusiensis, Panaque LaMonte [F. R.] 1935:4, Fig. 3 [American Museum Novitates No. 784; ref. 13893] Near mouth of Rio Macauhan, tributary of River Yaco (or Iaco), itself a tributary to Rio Purus, 9°20'S, 69°W, Brazil. Holotype (unique): AMNH 12600. Non-types: MSNM 43 [ex MSNM 4700 and ex AMNH] (1). Type catalog: Conci & Michelangeli 1974:227 [ref. 21560], Ferraris 2007:277 [ref. 29155]. •Valid as Panaque purusiensis LaMonte 1935 -- (Isbrücker 1980:75 [ref. 2303], Burgess 1989:437 [ref. 12860], Schaefer & Stewart 1993:325 [ref. 21282], Chockley & Armbruster 2002:83 [ref. 26069], Fisch-Muller in Reis et al. 2003:391 [ref. 27061]). •Valid as Panaqolus purusiensis (LaMonte 1935) -- (Isbrücker et al. 2001:21 [ref. 25649], Isbrücker 2001:30 [ref. 25653], Isbrücker 2002:24 [ref. 27178], Ferraris 2007:277 [ref. 29155], Lujan et al. 2013:1927 [ref. 32784], Cramer 2014:61 [ref. 33229], Cramer & Rapp Py-Daniel 2015:469 [ref. 33945], Cramer & Sousa 2016:2 [ref. 34885] with author as Lamonte, Lujan et al. 2017:333 [12] [ref. 35031] as subgenus Panaqolus). Current status: Valid as Panaqolus purusiensis (LaMonte 1935). Loricariidae: Hypostominae. Distribution: Macauá River basin in upper Purus drainage, Brazil. Habitat: freshwater.