Class Scorpionida Latreille, 1810 - scorpions
Status: extant
   Order Scorpiones Koch, 1837 - scorpions
  Status: extant
     Suborder Neoscorpionina Thorell & Lindström, 1885
    Status: extant
       Infraorder Orthosterni Pocock, 1911
      Status: extant
         Superfamily Scorpionoidea Latreille, 1802
        Status: extant
           Family Scorpionidae Latreille, 1802
          Status: extant
             1 Genus Scorpio Linnaeus, 1758
            Status: extant
             2 Genus Opistophthalmus Koch, 1837
            Status: extant
             3 Genus Pandinus Thorell, 1876
            Status: extant
             4 Genus Heterometrus Ehrenberg, 1828
            Status: extant