pastanai, Hyphessobrycon Faria [T. C.], Ohara [W. M.], Monteiro [I. L. P.] & Oliveira [C.] 2026:3, Figs. 2-4 [Journal of Fish Biology Early view; ref. 42792] Stream tributary of Igarapé do Tamanduá, Rio Jatuarana, lower Rio Aripuanã basin, Rio Madeira basin, Apuí, Amazonas State, Brazil, 07°26'25.94"S, 60°26'27.46"W. Holotype: LBP 34081. Paratypes: INPA, MZUSP, ROM, ZUEC. •Valid as Hyphessobrycon pastanai Faria, Ohara, Monteiro & Oliveira 2026. Current status: Valid as Hyphessobrycon pastanai Faria, Ohara, Monteiro & Oliveira 2026. Acestrorhamphidae: Hyphessobryconinae. Distribution: South America: Rio Jatuarana, lower Rio Aripuanã drainage, Rio Madeira basin, Amazonas State, Brazil. Habitat: freshwater.