[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   [metazoans] Haeckel 1874 - multicellular animals see Kingdom Animalia Linnaeus, 1758
     Phylum Annelida Lamarck, 1809 - segmented worms
       1 Genus †Myoscolex Glaessner, 1979
       2 Genus †Palaeoscolex Whittard, 1953
       3 Genus †Vetustovermis Glaessner, 1979