Phylum Schizoramia Bergström, 1976a see Phylum Arthropoda Siebold, 1848 Superclass †Lamellipedia Hou & Bergström, 1997 - lamellipedians 1 Class †Marrellomorpha Beurlen, 1934 2 Class †Artiopoda Hou & Bergström, 1997 see Subphylum Artiopoda Hou & Bergström, 1997