apiaka, Astyanax Ferreira [K. M.], Lima [F. C. T.], Ribeiro [A. C.], Flausino Junior [N.], Machado [F. A.] & Mirande [J. M.] 2023:2, Figs. 1-3 [Canadian Journal of Zoology In press; ref. 40133] Rio Cabeça de Boi, tributary of rio Apiacás, rio Teles Pires basin, municipality of Alta Floresta, Mato Grosso State, Brazil, 10°22'08"S, 56°55'55"W. Holotype: CPUFMT 7654. Paratypes: CPUFMT, MZUSP, ZUEC. •Valid as Astyanax apiaka Ferreira, Lima, Ribeiro, Flausino Junior, Machado & Mirande 2023. Current status: Valid as Astyanax apiaka Ferreira, Lima, Ribeiro, Flausino Junior, Machado & Mirande 2023. Characidae: Stethaprioninae. Distribution: South America: upper Rio Apiacás drainage, Rio Teles Pires basin, Mato Grosso State, Brazil. Habitat: freshwater.