petymbuaba, Moenkhausia Lima [F. C. T.] & Birindelli [J. L. O.] 2006:54, Figs. 1-2 [Ichthyological Exploration of Freshwaters v. 17 (no. 1); ref. 28635] Rio Curuá, Serra do Cachimbo, Santarém-Cuiabá road, about 8°44'S, 54°57'W, Estado do Pará, Brazil. Holotype: MZUSP 85577. Paratypes: ANSP 180647 (1); MPEG 3202 (1); MZUSP 30231 (5), 66681 (6, 2 c&s). •Valid as Moenkhausia petymbuaba Lima & Birindelli 2006 -- (Dagosta et al. 2015:424 [ref. 33998], Ohara & Marinho 2016:[6] 42 [ref. 34383], Marinho et al. 2021:12 [ref. 38394], Marinho & Benine 2024:233 [ref. 40817]). Current status: Valid as Moenkhausia petymbuaba Lima & Birindelli 2006. Acestrorhamphidae: Stichonodontinae. Distribution: South America: upper Cururá River drainage, Xingu River basin, Brazil. Habitat: freshwater.