Class Scorpionida Latreille, 1810 - scorpions Order Scorpiones Koch, 1837 - scorpions Suborder Neoscorpionina Thorell & Lindström, 1885 Infraorder Orthosterni Pocock, 1911 Superfamily Vaejovoidea Thorell, 1876 Family Vaejovidae Thorell, 1876 Subfamily Syntropinae Kraepelin, 1905 Tribe Paruroctonini see Subfamily Smeringurinae Soleglad & Fet, 2008 Genus Smeringurus Haradon, 1983