nattereri, Corydoras Steindachner [F.] 1876:143 [95], Pl. 11 (fig. 1) [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 74 (1. Abth.); ref. 4225] Affluent of Rio Parahyba, 3 miles up, Rio de Janeiro, Brazil. Neotype: MCZ 8229. Type catalog: Ferraris 2007:121 [ref. 29155]. On p. 95 of separate. Type from river basin of Parahyba or Jequitinhonha in the neighborhood of Rio de Janeiro is lost; neotype designated by Nijssen & Isbrücker 1980:3 [ref. 8681]. •Valid as Corydoras nattereri Steindachner 1876 -- (Nijssen & Isbrücker 1980:204 [ref. 6910], Burgess 1989:366 [ref. 12860], Britto et al. 2002:735 [ref. 26546], Isbrücker 2001:230 [ref. 26805], Reis in Reis et al. 2003:300 [ref. 27061] dated 1877, Shimabukuro-Dias et al. 2004:141 [ref. 27796], Knaack 2007:43 [ref. 29221], Ferraris 2007:121 [ref. 29155], Tencatt et al. 2014:91 [ref. 33232], Sarmiento et al. 2014:190 [ref. 35004], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[17] [ref. 34388], Ottoni et al. 2016:133 [ref. 34756], Lima & Sazima 2017:30 [ref. 35111], Silva et al. 2020:10 [ref. 37809], Vieira-Guimarães et al. 2024:43 [ref. 41258]). •Valid as Hoplisoma nattereri (Steindachner 1876) -- (Dias et al. 2024:27 [ref. 41219]). Current status: Valid as Hoplisoma nattereri (Steindachner 1876). Callichthyidae: Corydoradinae. Distribution: South America: coastal rivers, Espirito Santo to Paraná (eastern Brazil). Habitat: freshwater.