Phylum Schizoramia Bergström, 1976a see Phylum Arthropoda Siebold, 1848
   Superclass †Lamellipedia Hou & Bergström, 1997 - lamellipedians
     Class †Artiopoda Hou & Bergström, 1997 see Subphylum Artiopoda Hou & Bergström, 1997
       Subclass †Aglaspidida (Walcott, 1911) Bergström, 1968 see Order Aglaspidida Walcott, 1911
         Order †Aglaspidida Walcott, 1911
           1 Family †Aglaspididae Miller, 1887
           2 Family †Lemoneitidae Flower, 1969