Astyanax puka sp.nov. from Tucumán, Argentina

Astyanax powelli sp.nov. from Catamarca, Argentina

Astyanax pampa sp.nov. from Buenos Aires, Argentina

Astyanax latens sp.nov. from Salta, Argentina

Astyanax hermosus sp.nov. from Córdoba, Argentina

Astyanax endy sp.nov. from Salta, Argentina

Astyanax dissimilis – first record from Argentina

Astyanax dissensus – first record from Argentina

Astyanax chico sp.nov. from Jujuy, Argentina

Astyanax bifasciatus – first record from Argentina