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 Mollusca Linnaeus, 1758 - molluscs
        Status: extant
           Class Gastropoda Cuvier, 1795 - snails and slugs
          Status: extant
             Subclass Opisthobranchia Milne-Edwards, 1848 - opisthobranchs see Order Opisthobranchia Milne-Edwards, 1848
            Status: extant
               Order Nudibranchia Cuvier, 1814 - "true" nudibranchs
              Status: extant
                 Suborder Dendronotoidea Allman, 1845 see Suborder Dendronotina Odhner, 1934
                Status: extant
                   Family Bornellidae Bergh, 1874
                  Status: extant
                     Genus Bornella Gray, 1850
                    Status: extant