Order Scorpiones Koch, 1837 - scorpions Suborder Neoscorpionina Thorell & Lindström, 1885 Infraorder Orthosterni Pocock, 1911 Parvorder Iurida Soleglad & Fet, 2003 Superfamily Vaejovoidea Thorell, 1876 Subfamily Stahnkeninae Soleglad & Fet, 2006, orth. inval.