living organisms
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Superkingdom Eukaryotae
 see Domain Eukaryota Chatton, 1925
    
 Kingdom Animalia Linnaeus, 1758 - animals
      
 Subkingdom Eumetazoa Butschli, 1910
 see [unranked] Eumetazoa Bütschli, 1910
        
 Phylum Arthropoda Siebold, 1848 - arthropods
          
 Subphylum Chelicerata Heymons, 1901
            
 Class Arachnida Lamarck, 1801
              
 Order Schizomida Petrunkevitch, 1945 - schizomids
                
 Family Schizomidae Hansen & Sörensen, 1905
 see Family Hubbardiidae Cook, 1899
                  
 1 Subfamily Megaschizominae Rowland, 1973
                  
 2 Subfamily Schizominae Hansen & Sörensen, 1905
 see Subfamily Hubbardiinae Cook, 1899