punctatus, Hypostomus Valenciennes [A.] in Cuvier & Valenciennes 1840:493 [Histoire naturelle des poissons v. 15; ref. 1008] Rio de Janeiro, Brazil. Syntypes: whereabouts unknown. Type catalog: Ferraris 2007:259 [ref. 29155]. •Valid as Hypostomus punctatus Valenciennes 1840 -- (Isbrücker 1980:32 [ref. 2303], Burgess 1989:432 [ref. 12860], López & Miquelarena 1991:37 [ref. 23548], Isbrücker 2001:28 [ref. 25653], Isbrücker 2002:19 [ref. 27178], López et al. 2003:51 [ref. 27366], Weber in Reis et al. 2003:362 [ref. 27061], Armbruster 2004:79 [ref. 27644], Menni 2004:81 [ref. 28131], Ferraris 2007:259 [ref. 29155], Koerber 2014:10 [ref. 33621] not in Argentina, Litz & Koerber 2014:25 [ref. 33622], Cardoso et al. 2016:22 [ref. 34373], Nión et al. 2016:32 [ref. 35565], Zawadzki et al. 2017:571 [ref. 35666], Penido et al. 2023:110 [ref. 40572]). Current status: Valid as Hypostomus punctatus Valenciennes 1840. Loricariidae: Hypostominae. Distribution: South America: southeastern coastal drainages of Brazil and de la Plata River, Brazil and Uruguay. Habitat: freshwater.