Author: Pellegrin, 1904
Comments: Maximum length does not exceed 20 cm (Ref. 27188).  Occurs upstream of the first rapids, in forest creeks with moderate illumination, slow current and sandy-silty substrate, together with <i>Moenkhausia moisae</i>, <i>Moenkhausia oligolepis</i>, <i>Pyrrhulina filamentosa</i> and <i>Dysichthys coracoideus</i> [= <i>Bunocephalus coracoideus</i> (Ref. 35237).