Synonyma
Choeroplotosus Kner, 1866 ― Choeroplotosus decemfilis Kner, 1867
Neoplotosus Castelnau, 1875 ― Neoplotosus waterhousii Castelnau, 1875
Ostophycephalus Ogilby, 1899 ― Ostophycephalus duriceps Ogilby, 1899
Typový druh
Plotosus megastomus Richardson, 1845.
Původní popis
Günther A. 1864. Catalogue of the fishes in the British Museum. Catalogue of the Physostomi, containing the families Siluridae, Characinidae, Haplochitonidae, Sternoptychidae, Scopelidae, Stomiatidae in the collection of the British Museum. Cat. Fishes v. 5. i-xxii + 1-455.