Hypostomus aspilogaster – first record from Argentina

Hypostomus arecuta sp.nov. from Argentina

Moenkhausia sanctaefilomenae – not a species from Argentina

Mimagoniates inequalis – first record from Argentina

Jenynsia obscura is a senior synonym of J. pygogramma

Hypophthalmichthys nobilis – a new exotic from Argentina

Hypobrycon maromba – first record from Argentina

Hyphessobrycon togoi sp.nov. from Buenos Aires, Argentina

Hyphessobrycon nicolasi sp.nov. from Entre Ríos, Argentina

Hyphessobrycon isiri sp.nov. from Entre Ríos and Corrientes