flava, Moenkhausia Britzke [R.], Troy [W. P.], Oliveira [C.] & Benine [R. C.] 2018:3, Figs. 1-2, 4, 6 [Neotropical Ichthyology v. 16 (no. 2) (e170086); ref. 36024] Tributary of rio Sepotuba, rio Paraguay basin, Córrego São Jorge, Tangará da Serra, Mato Grosso State, Brazil, 14°27'24.9"S, 57°34'32.7"W. Holotype: MZUSP 123719. Paratypes: LBP, MZUEL, MZUSP. Plus additional non-type material. •Valid as Hemigrammus flavus (Britzke, Troy, Oliveira & Benine 2018) -- (Melo et al. 2024:24 [ref. 41541]). Current status: Valid as Hemigrammus flavus (Britzke, Troy, Oliveira & Benine 2018). Acestrorhamphidae: Pristellinae. Distribution: South America: upper rio Sepotuba drainage, rio Paraguay basin, Mato Grosso, Brazil. Habitat: freshwater.