Hoplias mbigua sp.nov. from Misiones, Argentina

Hoplias malabaricus – not a species from Argentina

Hoplias lacerdae – first record from Argentina

Hoplias australis sp.nov. from Misiones, Argentina

Hoplias argentinensis sp.nov. from Argentina

Homodiaetus anisitsi is a sr. synonym of H. vazferrerai

Hisonotus yasi comb.nov. from Epactionotus

Hisonotus nigricauda – first record from Argentina

Hisonotus hungy sp.nov. from Misiones, Argentina

Hisonotus charrua – first record from Argentina