virgulatus, Heterocharax Toledo-Piza [M.] 2000:298, Figs. 4-7, 10-11 [Ichthyological Exploration of Freshwaters v. 11 (no. 4); ref. 25072] Río Negro at the confluence with Río Urubaxi, 0°35'S, 64°45'W, Amazonas, Brazil. Holotype: MZUSP 29226. Paratypes: INHS 52501 (10); INPA 15483 (10); MUZSP 31141 (23), 58000 (325, 3 c&s); ROM 71994 (10); USNM 358586 (10). Plus non-type material. •Valid as Heterocharax virgulatus Toledo-Piza 2000 -- (Lucena & Menezes in Reis et al. 2003:203 [ref. 27061], Mattox et al. 2014:353 [ref. 33387], DoNascimiento et al. 2017:46 [ref. 35633]). Current status: Valid as Heterocharax virgulatus Toledo-Piza 2000. Acestrorhynchidae: Heterocharacinae. Distribution: Amazon and Orinoco River basins: Brazil, Colombia and Venezuela. Habitat: freshwater.