Class Scorpionida Latreille, 1810 - scorpions Order Scorpiones Koch, 1837 - scorpions Suborder Neoscorpionina Thorell & Lindström, 1885 Infraorder Orthosterni Pocock, 1911 Superfamily Vaejovoidea Thorell, 1876 Family Iuridae Thorell, 1876 Subfamily Iurinae Thorell, 1876 see Family Iuridae Thorell, 1876 Genus Iurus Thorell, 1876