Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum Cheliceriformes
       Class Chelicerata Heymons, 1901
         Subclass Arachnida Lamarck see Class Arachnida Lamarck, 1801
           Order Schizomida Petrunkevitch, 1945 - schizomids
             Genus Agastoschizomus Rowland, 1971
             Genus Megaschizomus Lawrence, 1969
             Genus Nyctalops Cambridge, 1872
             Genus Protoschizomus Rowland, 1975
             Genus Schizomus Cook, 1899