Order Scorpiones Koch, 1837 - scorpions
   Suborder Neoscorpiones Thorell & Lindström, 1885 see Suborder Neoscorpionina Thorell & Lindström, 1885
     Infraorder Orthosterni Pocock, 1911
       Parvorder Iurida Soleglad & Fet, 2003
         Superfamily Chactoidea Pocock, 1893
           Family Vaejovidae Thorell, 1876
             1 Genus Paravaejovis Williams, 1980
             2 Genus Paruroctonus Werner, 1934
             3 Genus Pseudouroctonus Stahnke, 1974
             4 Genus Serradigitus Stahnke, 1974
             5 Genus Smeringurus Haradon, 1983
             6 Genus Syntropis Kraepelin, 1900
             7 Genus Uroctonites Williams & Savary, 1991
             8 Genus Vaejovis Koch, 1836
             9 Genus Vejovoidus Stahnke, 1974