leptogrammus, Heterocharax Toledo-Piza [M.] 2000:301, Fig. 13 [Ichthyological Exploration of Freshwaters v. 11 (no. 4); ref. 25072] Río Arirará, near mouth, 0°20'S, 63°40'W, Amazonas, Brazil. Holotype: MZUSP 29229. Paratypes: INHS 52505 (5), INPA 15484 (5), MZUSP 58226 (30, 2 c&s), ROM 71995 (2?), USNM 358587 (5). Plus non-type material. •Valid as Heterocharax leptogrammus Toledo-Piza 2000 -- (Lucena & Menezes in Reis et al. 2003:203 [ref. 27061], Mattox et al. 2014:355 [ref. 33387]). Current status: Valid as Heterocharax leptogrammus Toledo-Piza 2000. Acestrorhynchidae: Heterocharacinae. Distribution: Negro River and upper portion of Orinoco River basin: Brazil and Venezuela. Habitat: freshwater.