Thirteen species of the genus Herpyllobius Steenstrup & Lütken, 1861 are known to date. In this paper two new species are described asHerpyllobius polarsterni, and H. stocki. A comparison with congeneric species is made. A new find of H. antarcticus is recorded, and thedescription of Vanhöffen is confirmed. Including the present record, 15 species of Herpyllobius are now known, of which 7 have been reportedfrom the southern hemisphere.