notatus, Pimelodus Jardine [W.] in Schomburgk 1841:181, Pl. 7 [The Natural history of fishes of Guiana; ref. 18707] Fort St. Joaquin on Rio Branco, Amazon River, Rio Negro. No types known. Type catalog: Ferraris 2007:339 [ref. 29155]. •Valid as Rhamdella notatus (Jardine 1841) -- (Burgess 1989:278 [ref. 12860]). •Valid as Platynematichthys notatus (Jardine 1841) -- (Burgess 1989:281 [ref. 12860], Chang & Ortega 1995:4 [ref. 24302], Lundberg & Littmann in Reis et al. 2003:441 [ref. 27061], Ferraris 2007:339 [ref. 29155], Barriga Salazar 2014:114 [ref. 35745], Sarmiento et al. 2014:192 [ref. 35004], DoNascimiento et al. 2017:92 [ref. 35633], Silvano et al. 2020:307 [ref. 38135], Grant 2021:101 [ref. 38702], Meza-Vargas et al. 2021:23 [ref. 39298]). Current status: Valid as Platynematichthys notatus (Jardine 1841). Pimelodidae. Distribution: South America: Amazon and Orinoco River basins (Bolivia, Brazil, Colombia, Ecuador, ?Peru and Venezuela). Habitat: freshwater.