diamantina, Moenkhausia Benine [R. C.], Castro [R. M. C.] & Santos [A. C. A.] 2007:260, Figs. 1-2 [Neotropical Ichthyology v. 5 (no. 3); ref. 29279] Foz do rio Toalhas, rio Paraguaçu basin, Munic. de Lençóis, Bahia, Brazil. Holotype: MNRJ 30168. Paratypes: AMNH 239393 (5); LIRP 768 (14, 2 c&s); MNRJ 21995 (17, 2 c&s); MZUSP 49233 (4). Plus non-type material. •Valid as Moenkhausia diamantina Benine, Castro & Santos 2007 -- (Sousa et al. 2010:262 [ref. 30863], Marinho & Langeani 2010:887 [ref. 30927], Marinho et al. 2016:248 [ref. 34376], Silva et al. 2020:6 [ref. 37809], Vieira-Guimarães et al. 2024:39 [ref. 41258]). Current status: Valid as Moenkhausia diamantina Benine, Castro & Santos 2007. Acestrorhamphidae: Stichonodontinae. Distribution: South America: upper and middle Paraguaçu River (Brazil). Habitat: freshwater.