living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Status: extant
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
  Status: extant
     Kingdom Animalia Linnaeus, 1758 - animals
    Status: extant
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
      Status: extant
         Phylum Cnidaria Hatschek, 1888 - cnidarians
        Status: extant
           Class Hydrozoa Owen, 1843
          Status: extant
             Order Siphonophora Eschscholtz, 1829 - siphonophorans
            Status: extant
               Suborder Cystonectae Haeckel, 1887 see Suborder Cystonectida
              Status: extant
                 Family Rhizophysidae Brandt, 1835
                Status: extant
                   Genus Bathyphysa Studer, 1878
                  Status: extant