steindachneri, Oxydoras Perugia [A.] 1897:20 [5] [Annali del Museo Civico di Storia Naturale di Genova (Serie 2) v. 18; ref. 18536] Río Beni, upper Amazon River, Bolivia. Syntypes: MSNG 8834 (17, poor condition). Type catalog: Tortonese 1963:307 [ref. 10351], Ferraris 2007:179 [ref. 29155]. On p. 5 of separate. •Valid as Oxydoras steindachneri Perugia 1897 -- (Burgess 1989:224 [ref. 12860]). •Valid as Trachydoras steindachneri (Perugia 1897) -- (Sabaj & Ferraris in Reis et al. 2003:466 [ref. 27061], Ferraris 2007:179 [ref. 29155], Barriga Salazar 2014:115 [ref. 35745], Birindelli 2014:538 [ref. 33501], Sarmiento et al. 2014:191 [ref. 35004], Sabaj & Arce H. 2017:27 [ref. 35518], DoNascimiento et al. 2017:89 [ref. 35633], Meza-Vargas et al. 2021:22 [ref. 39298]). Current status: Valid as Trachydoras steindachneri (Perugia 1897). Doradidae: Doradinae. Distribution: South America: Amazon River basin (Bolivia, Brazil, Colombia, Ecuador and Peru). Habitat: freshwater.