paraguayensis, Hemidoras Eigenmann [C. H.] & Ward [D. P.] in Eigenmann, McAtee & Ward 1907:116, Pl. 34 (fig. 1) [Annals of the Carnegie Museum v. 4 (no. 2) (art. 7); ref. 1261] Corumba, Paraguay. Holotype (unique): CAS 37216 [ex IU 10127]. Type catalog: Ferraris 2007:179 [ref. 29155]. •Valid as Trachydoras paraguayensis (Eigenmann & Ward 1907) -- (Burgess 1989:223 [ref. 12860], Gómez & Chebez 1996:57 [ref. 23791], Britski et al. 1999:120 [ref. 24147], López et al. 2003:55 [ref. 27366], Menni 2004:82 [ref. 28131], Ferraris 2007:179 [ref. 29155], Birindelli 2014:538 [ref. 33501], Sarmiento et al. 2014:191 [ref. 35004], Mirande & Koerber 2015:29 [ref. 35117], Sabaj & Arce H. 2017:25 [ref. 35518], Careaga et al. 2020:78 [ref. 37774], Reis et al. 2020:465 [ref. 38364]). Current status: Valid as Trachydoras paraguayensis (Eigenmann & Ward 1907). Doradidae: Doradinae. Distribution: South America: Paraná-Paraguay River and upper Amazon basins (Argentina, Bolivia, Brazil and Paraguay). Habitat: freshwater.