Cetopsis coecutiens – not a species from Argentina

Cambeva ytororo comb.nov. from Trichomycterus

Cambeva stawiarski comb.nov. from Trichomycterus

Cambeva mboycy comb.nov. from Trichomycterus

Cambeva davisi comb.nov. from Trichomycterus

Tetragonopterus signatus – an overlooked taxon from Argentina

Serrasalmo nigricauda – an overlooked taxon from Argentina

Serrasalmo auriventris – an overlooked taxon from Argentina

Schizodon succinctus – an overlooked taxon from Argentina

Bunocephalus coracoideus – not a species from Argentina