lacustris, Prochilodus Steindachner [F.] 1907:152 [1] [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Klasse v. 44 (no. 10) (for 25 Apr. 1907); ref. 18795] Piaui, Lago de Parnaguá, Lagoa da Missão, Santa Filomena and Rio Mendonho, tributary of Rio Parnaiba, Brazil. Lectotype: NMW 56674:4. Paralectotypes: NMW 56674:1-3 and 5 (4). On p. 1 of separate. Lectotype selected by Castro & Vari 2003:106 [ref. 28606]. •Valid as Prochilodus lacustris Steindachner 1907 -- (Castro & Vari in Reis et al. 2003:66 [ref. 27061], Castro & Vari 2003:103 [ref. 28606], Ramos et al. 2014:3 [ref. 35321], Melo et al. 2016:375 [ref. 35317], Koerber et al. 2022:26 [ref. 39235], Vieira et al. 2023:18 [ref. 40759], Limeira-Filho et al. 2024:5 [ref. 41573]). Current status: Valid as Prochilodus lacustris Steindachner 1907. Prochilodontidae. Distribution: South America: Parnaíba and Mearium river basins (Brazil). Habitat: freshwater.