Position in a system
| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Unikonta |
| system | Opisthokonta Cavalier-Smith, 1987 |
| kingdom | Animalia Linnaeus, 1758 - animals |
| subregnum | Eumetazoa Butschli, 1910 |
| divisio | Radiata Linnaeus, 1758 |
| phylum | Cnidaria Hatschek, 1888 - anemones, corals and jellyfish |
| class | Anthozoa Ehrenberg, 1834 |
| subclass | Ceriantipatharia Van Beneden, 1898 |
| order | Ceriantharia Perrier, 1893 - tube anemones |
| family | Cerianthidae Milne-Edwards & Haime, 1852 |
| genus | Cerianthus Delle Chiaje, 1832 |
| species | Cerianthus brasiliensis Mello-Leitão, 1919 |