Moenkhausia nigromarginata:

MZUSP 5179, 13, 37.3–55.4 mm SL, MZUSP 45289, 5, 21.5–39.4 mm SL, MZUSP 93509, 156, 17–51.4 mm SL, MZUSP 93520, 215, 30.4–49.8 mm SL, MZUSP 93657, 26, 19.4–53.2 mm SL, Rio Papagaio basin.