Currently, the taxonomy of Hemibagrus is confusing and
the validity of many nominal species is unclear. Mo’s
(1991) rehabilitation of Hemibagrus was not accompanied
by a comprehensive examination of types of all the
nominal species; several species (e.g., H. aubentoni and H.
microphthalmus) were incorrectly retained in Mystus. A recent
checklist of catfi sh species by Ferraris (2007) recognises one