Leporinus parvulus is a species of freshwater ray-finned fish belonging to the family Anostomidae, the toothed headstanders. It is found in the Tapajós River in Brazil.Birindelli, J.L.O., Britski, H.A. & Lima, F.C.T. (2013): New Species of Leporinus from the Rio Tapajós Basin, Brazil, and Redescription of L. moralesi (Characiformes: Anostomidae). Copeia, 2013 (2): 238–247.
Description Leporinus parvulus can reach a standard length of .
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