Astyanax pirapuan
Astyanax pirapuan Tagliacollo, Britzke, Silva & Benine, 2011


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Family:  Acestrorhamphidae (American tetras), subfamily: Acestrorhamphinae
Max. size: 
Environment:  benthopelagic; freshwater
Distribution:  South America: tributaries of the Rio Aricá-Mirim, Rio Cuiabá basin in Mato Grosso State, Brazil.
Diagnosis:  Distinguished from other species of Astyanax scabripinnis species complex by a combination of the following characters: 8-9 gill rakers on the upper limb of first branchial arch; 0-1 tooth on the maxillary; 17-21 branched anal-fin rays, 35-37 perforated lateral line scales; and two humeral spots (Ref. 86404).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
Threat to humans:  harmless


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