baderi, Corydoras Geisler [R.] 1969:354, Figs. 1-2 [Senckenbergiana Biologica v. 50 (no. 5/6); ref. 7738] Rio Paru do Oreste, 2°12'N, 55°59'W, Pará State, northern Brazil. Holotype: SMF 9651. Paratypes: SMF 9652-53 (1, 1), 9786-87 (2), 9788-89 (1, 1); ?MTD F 27190 (1), F 27181-97 (7). Type catalog: Zarske 2003:24 [ref. 27474] with MTD specimens as paratypes, Ferraris 2007:113 [ref. 29155]. Also described as new in Geisler 1974:35 [ref. 34382]. •Valid as Corydoras baderi Geisler 1969 -- (Geisler 1974:35 [ref. 34382], Nijssen & Isbrücker 1980:212 [ref. 6910], Burgess 1989:365 [ref. 12860], Le Bail et al. 2000:190 [ref. 24549], Isbrücker 2001:221 [ref. 26805], Reis in Reis et al. 2003:295 [ref. 27061], Britto & Lima 2003:89 [ref. 27314], Ferraris 2007:113 [ref. 29155], Ottoni et al. 2016:132 [ref. 34756]). •Valid as Hoplisoma baderi (Geisler 1969) -- (Dias et al. 2024:26 [ref. 41219]). Current status: Valid as Hoplisoma baderi (Geisler 1969). Callichthyidae: Corydoradinae. Distribution: South America: Pará State, Brazil and Maroni River drainage, Suriname. Habitat: freshwater.