Euarthropoda
Count: †1o;3f;27g;30s
   †Lamellipedia see Superclass Lamellipedia Hou & Bergström, 1997
  Count: †1o;3f;27g;30s
     †Artiopoda Hou & Bergström, 1997 see Subphylum Artiopoda Hou & Bergström, 1997
    Count: †1o;3f;27g;30s
       1 †Aglaspidida see Subclass Aglaspidida (Walcott, 1911) Bergström, 1968
      Count: †1g;1s
       2 †Xenopoda see Subclass Xenopoda Raymond, 1935
      Count: †2g;2s
       2.3.1 †Retifaciida see Order Retifaciida Hou & Bergström, 1997
      Count: †2g;2s
       2.3.2.1 Genus †Buenaspis Budd, 1999
      Count: †1s
       2.3.2.2 Genus †Panlongia Liu & Luo, 2006
      Count: †2s
       2.3.2.3 Genus †Squamacula Hou & Bergström, 1997
      Count: †1s
       2.3.2.4 †Trilobita Walch, 1771 - trilobites see Class Trilobita Walch, 1771
      Count: †2g;2s
       2.3.2.5.1 Genus †Phytophilaspis Ivantsov, 1999
      Count: †1s
       2.3.2.5.2 †Petalopleura Hou & Bergström, 1997 see Subclass Petalopleura Hou & Bergström, 1997
      Count: †3g;3s
       2.3.2.6.1 Genus †Kwanyinaspis Zhang & Shu, 2005
      Count: †1s
       2.3.2.6.2 †Conciliterga see Subclass Conciliterga Hou & Bergström, 1997
      Count: †5g;5s
       2.3.2.6.2.0 [†Helmetiida Novozhilov, 1969] see Order Helmetiida Novozhilov, 1969
      Count: †5g
       2.3.2.7 Order †Nektaspida Raymond, 1920 - nektaspids see Class Nektaspida Raymond, 1920
      Count: †3f;7g;9s