pteroides, Characidium Eigenmann [C. H.] 1909:40 [Annals of the Carnegie Museum v. 6 (no. 1); ref. 1222] Konawaruk, Guyana. Holotype: FMNH 53548 [ex CM 1157]. Paratypes: (4, CM and IU) CAS 60250 [ex IU 11684] (2), FMNH 52765 (1). Type catalog: Henn 1928:56 [ref. 12305], Ibarra & Stewart 1987:22 [ref. 12367]. •Valid as Characidium pteroides Eigenmann 1909 -- (Buckup 1993:101 [ref. 20831], Buckup 1993:332 [ref. 26741], Zarske & Géry 2001:241 [ref. 25972], Buckup in Reis et al. 2003:90 [ref. 27061], Taphorn et al. 2006:6 [ref. 28733], Peixoto & Wosiacki 2013:56 [ref. 32558], Leitão & Buckup 2014:15 [ref. 33323] as cf.pteroides, Zanata & Ohara 2015:375 [ref. 33970] as cf. pteroides, Zanata & Camelier 2015:497 [ref. 33983] as cf. pteroides, Zanata et al. 2015:381 [ref. 34023] as cf. pteroides, DoNascimiento et al. 2017:34 [ref. 35633], Urbano-Bonilla et al. 2018:85 [ref. 35773], Flausino Junior et al. 2020:357 [ref. 37666], Meza-Vargas et al. 2021:20 [ref. 39298], Taphorn et al. 2022:21 [ref. 41297]). Current status: Valid as Characidium pteroides Eigenmann 1909. Crenuchidae: Characidiinae. Distribution: South America: Amazon and Orinoco River basins (Brazil, Colombia, Guyana and Peru). Habitat: freshwater.