leopardus, Stoneiella Fowler [H. W.] 1914:271, Fig. 17 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 66; ref. 1390] Rupununi River, Guyana, 2°-3°N, 50°20'W. Holotype (unique): ANSP 39345. Type catalog: Böhlke 1984:123 [ref. 13621], Ferraris 2007:286 [ref. 29155]. •Valid as Pseudacanthicus leopardus (Fowler 1914) -- (Isbrücker 1980:77 [ref. 2303], Burgess 1989:438 [ref. 12860], Isbrücker 2001:31, 32 [ref. 25653], Isbrücker 2002:27 [ref. 27178], Fisch-Muller in Reis et al. 2003:393 [ref. 27061], Ferraris 2007:286 [ref. 29155], Fisch-Muller et al. 2012:189 [ref. 31970], Chamon 2015:317 [ref. 33851], Chamon & Sousa 2016:13 [ref. 34852], Chamon & Costa e Silva 2018:507 [ref. 35821], Taphorn et al. 2022:53 [ref. 41297]). Current status: Valid as Pseudacanthicus leopardus (Fowler 1914). Loricariidae: Hypostominae. Distribution: South America: Rupununi River basin (Guyana) endemic. Habitat: freshwater.