Doras punctatus – comb.nov. from Ossancora

Psalidodon erythropterus – first record from Uruguay

Pseudocorynopoma stanleyi – first record from Uruguay

Oligosarcus robustus – first record from Uruguay

Aphyocharax rathbuni – first record from Uruguay

Exomegas gallegensis – revalidated from synonymy

Exomegas macrostomus – comb.nov. from Geotria

Trichomycterus rivulatus – first record from Argentina

Gymnotus omarorum – first record from Argentina

Trichomycterus stawiarski – first record from Argentina