The type locality is about 2 m wide brook with clear water, segments with rapids, riparian vegetation and a substrate of stones and rocks; associated with Characidium sp.,Neoplecostomus sp. and Trichomycterus sp. (Ref. 57404).
- Bertaco, V.A. and C.A.S. de Lucena 2006 Two new species of Astyanax (Ostariophysi: Characiformes: Characidae) from eastern Brazil, with a synopsis of the Astyanax scabripinnis species complex. Neotrop. Ichthyol. 4(1):53-60. (Ref. 57404) http://www.fishbase.org/references/FBRefSummary.php?id=57404&speccode=62790
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