varii, Priocharax Mattox [G. M. T.], Souza [C. S.], Toledo-Piza [M.], Britz [R.] & Oliveira [C.] 2020:419, Figs. 1-4 [Vertebrate Zoology v. 70 (no. 3); ref. 37712] Rio Preto, approximately 12km south from road BR-364 before bridge crossing the river, Rio Jamari drainage, Candeias do Jamari, Rondônia, Brazil, 08°52'53.5"S, 63°37'50.8"W. Holotype: MZUSP 125786. Paratypes: LBP, MZUSP, UFRO. •Valid as Priocharax varii Mattox, Souza, Toledo-Piza, Britz & Oliveira 2020 -- (Mattox et al. 2021:15 [ref. 38426], Mattox et al. 2023:15 [ref. 39984]). Current status: Valid as Priocharax varii Mattox, Souza, Toledo-Piza, Britz & Oliveira 2020. Acestrorhynchidae: Heterocharacinae. Distribution: South America: Rio Jamari drainage, Madeira basin, Rondônia, Brazil. Habitat: freshwater.