Pan-Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
     Eukarya R. Creti, F. Citarella, O. Tiboni, A. Sanangelantoni, P. Palm & P. Cammarano 1991 [Simpson 2020] see Domain Eukarya Chatton, 1925
       Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
         Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
           Metazoa Haeckel 1874 [Garey & Halanych 2020] see Kingdom Animalia Linnaeus, 1758
             Bilateria Hatschek 1888 [Lake, Garey, Servin & Halanych 2020] see Subkingdom Bilateria Hatschek, 1888
               Protostomia Grobben 1908 [Garey, Halanych, Servin & Lake 2020] see Infrakingdom Protostomia Grobben, 1908
                 Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake 1995 [Halanych, Garey, Servin & Lake 2020]
                   Platyhelminthes Gegenbaur, 1859 - flatworms see Phylum Platyhelminthes Gegenbaur, 1859
                     Rhabdocoela Ehrenberg 1831 [Artois 2020]
                       Dalytyphloplanida Willems, Wallberg, Jondelius, Littlewood, Backeljau, Schockaert & Artois 2006 [Artois 2020]