Moenkhausia forestii – first record from Argentina

Moenkhausia australis – confirmed for Argentina

Psalidodon anisitsi comb.nov. from Hyphessobrycon

Psalidodon – 30 comb.nov. from Astyanax

Deuterodon luetkenii comb.nov. from Hyphessobrycon

Pinirampus argentina comb.nov. from Megalonema

Gymnotus cuia sp.nov. from Argentina, Paraguay and Uruguay

Acipenser gueldenstaedtii – first record from Argentina

Andromakhe gen.nov. – 5 comb.nov. from Astyanax