Phylum Lobopodia Snodgrass, 1938 - lobopodians
   Subphylum Onychophora Grube, 1853 see Phylum Onychophora Grube, 1853
     Class †Xenusia Dzik & Krumbiegel, 1989 - xenusians
       1 Order †Archonychophora Hou & Bergström, 1995 [monotypic] see Order Xenusiida Dzik & Krumbiegel, 1989
       2 Order †Protonychophora Hutchinson, 1930
       3 Order †Scheronychophora Poinar, 2000, orth. inval. see Order Scleronychophora Hou & Bergström, 1995
       4 Order †Paronychophora Hou & Bergström, 1995 [monotypic]