Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum †Trilobitomorpha Størmer, 1944 - trilobites see Superclass Trilobitomorpha Størmer, 1944
       Class †Trilobita Walch, 1771 - trilobites
         Order †Redlichiida Richter, 1932
           Suborder †Redlichiina Richter, 1932 [paraphyletic]
             Superfamily †Redlichioidea Poulsen, 1927
               01 Family †Abadiellidae Hupé, 1953
               02 Family †Chengkouaspididae Zhang & Lin, 1980
               03 Family †Dolerolenidae Kobayashi, 1951
               04 Family †Gigantopygidae Harrington, 1959
               05 Family †Kueichowiidae Lu, 1965
               06 Family †Mayiellidae Zhang, 1966
               07 Family †Menneraspididae Pokrovskaâ, 1959
               08 Family †Metadoxididae Whitehouse, 1939
               09 Family †Redlichiidae Poulsen, 1927
               10 Family †Redlichinidae Zhang & Lin, 1980
               11 Family †Saukiandidae Hupé, 1953
               12 Family †Yinitidae Hupé, 1953