sturio, Platystoma Kner [R.] 1858:395 [25], Pl. 3 (figs. 9-9a) [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 26 (s. 373); ref. 2630] Rio Branco, Brazil. Syntypes: NMW 44335 (1). Type catalog: Ferraris 2007:340 [ref. 29155]. On p. 25 of separate. •Valid as Platystomatichthys sturio (Kner 1858) -- (Ortega & Vari 1986:15 [ref. 9708], Burgess 1989:282 [ref. 12860], Lundberg & Littmann in Reis et al. 2003:441 [ref. 27061], Ferraris 2007:340 [ref. 29155], Barriga Salazar 2014:114 [ref. 35745], Sarmiento et al. 2014:192 [ref. 35004], DoNascimiento et al. 2017:94 [ref. 35633], Silvano et al. 2020:310 [ref. 38135], Grant 2021:107 [ref. 38702], Meza-Vargas et al. 2021:23 [ref. 39298]). Current status: Valid as Platystomatichthys sturio (Kner 1858). Pimelodidae. Distribution: South America: Amazon River basin (Brazil, Colombia, Bolivia, Ecuador, Peru and Venezuela). Habitat: freshwater.