A new species of Astyanax (Characiformes: Characidae) from the endorheic Río Salí basin, Tucumán, northwestern Argentina. Juan Marcos Mirande Gastón Aguilera María de las Mercedes Azpelicueta Zootaxa 2007 1646 31 39 3HR9J Characidae Gymnocorymbus CoL Animalia Characiformes 33 Chordata species ternetzi     CI-FML3826, 2 ex., C&S, 33.7-35.6 mm, Paraguay, Alto Paraguay,  FortinPatria, Rio Negro. 923899871 CI-FML Paraguay Fortin Patria, Rio Negro CI-FML 3826 Alto Paraguay