Order Scorpiones Koch, 1837 - scorpions
   Suborder Neoscorpiones Thorell & Lindström, 1885 see Suborder Neoscorpionina Thorell & Lindström, 1885
     Infraorder Orthosterni Pocock, 1911
       Parvorder Pseudochactida Soleglad & Fet, 2003 see Parvorder Buthida Soleglad & Fet, 2003
         Superfamily Pseudochactoidea Gromov, 1998
           Family Pseudochactidae Gromov, 1998
             1 Genus Pseudochactas Gromov, 1998