Crenicichla taikyra sp.nov. from Argentina

Ctenobrycon multiradiatus – not a species from Argentina

Peckoltia vittata – not a species from Argentina

Hemigrammus tridens – first record from Argentina

Gymnogeophagus terrapurpura – first record from Argentina

Eurycheilichthys pantherinus – first record from Argentina

Geophagus sveni – first record from Argentina

Crenicichla semifasciata – confirmed for Argentina

Crenicichla mandelburgeri – first record from Argentina

Crenicichla lacustris – not a species from Argentina