Order Scorpiones Koch, 1837 - scorpions
   Suborder Neoscorpionina Thorell & Lindström, 1885
     Infraorder Orthosterni Pocock, 1911
       Parvorder Iurida Soleglad & Fet, 2003
         Superfamily Vaejovoidea Thorell, 1876
           Subfamily Smeringurinae Soleglad & Fet, 2008
             1 Genus Paruroctonus Werner, 1934
             2 Genus Smeringurus Haradon, 1983
             3 Genus Vejovoidus Stahnke, 1974