inermis, Silurus Linnaeus [C.] 1766:503 [Systema naturae sive regna tria naturae v. 1 (pt 1); ref. 2786] Suriname. No types known. Type catalog: Ferraris 2007:69 [ref. 29155]. •Valid as Ageneiosus inermis (Linnaeus 1766) -- (Burgess 1989:286 [ref. 12860], Ferraris in Reis et al. 2003:471 [ref. 27061], Ferraris 2007:69 [ref. 29155], Ribeiro & Rapp Py-Daniel 2010:102 [ref. 30759], Barriga Salazar 2014:115 [ref. 35745], Birindelli 2014:535 [ref. 33501], Litz & Koerber 2014:17 [ref. 33622], Sarmiento et al. 2014:141, 189 [ref. 35004], Ramos et al. 2014:4 [ref. 35321], Mirande & Koerber 2015:29 [ref. 35117], Melo et al. 2016:134 [ref. 34701], Nión et al. 2016:33 [ref. 35565], Ribeiro et al. 2017:5, 25 [ref. 35133], Koerber et al. 2017:45 [ref. 35267], DoNascimiento et al. 2017:86 [ref. 35633], Calegari et al. 2019:[98] [ref. 36961], Hashimoto et al. 2020:[3] 16 [ref. 37940], Reis et al. 2020:464 [ref. 38364], Silvano et al. 2020:206 [ref. 38135], Meza-Vargas et al. 2021:22 [ref. 39298], Koerber et al. 2022:57 [ref. 39235], Loureiro et al. 2023:124 [ref. 40506]). Current status: Valid as Ageneiosus inermis (Linnaeus 1766). Auchenipteridae: Auchenipterinae. Distribution: Widespread in South America: Argentina, Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Paraguay, Peru, Suriname, Uruguay and Venezuela. Habitat: freshwater.