Chelicerata Heymons, 1901
   Pseudoscorpiones De Geer, 1778
     Homosyphronida Dunlop, Penney & Jekel, 2020, orth. inval. see Group Homosphyronida Chamberlin, 1929
       Iochierata Dunlop, Penney & Jekel, 2010, orth. inval. see Suborder Iocheirata Harvey, 1992
         Hemictenata Balzan, 1892
           Superfamily Neobisioidea Chamberlin, 1930
             1 Family Bochicidae Chamberlin, 1930
             2 Family Gymnobisiidae Beier, 1947
             3 Family Hyidae Chamberlin, 1930
             4 Family Ideoroncidae Chamberlin, 1930
             5 Family Neobisiidae Chamberlin, 1930
             6 Family Parahyidae Harvey, 1992
             7 Family Syarinidae Chamberlin, 1930