Kingdom [Animalia] Linnaeus, 1758 - animals
Subkingdom Metazoa Haeckel, 1874
see Kingdom Animalia Linnaeus, 1758
Division Eumetazoa Butschli, 1910
see Subkingdom Eumetazoa Butschli, 1910
Subdivision Coelenterata Hatschek, 1888
see Infrakingdom Coelenterata Leuckart, 1847
Phylum Cnidaria Hatschek, 1888 - cnidarians
Class Hydrozoa Owen, 1843
Order Siphonophora Eschscholtz, 1829 - siphonophorans
Suborder Siphonanthae
Family group Physophorae
1 Family Rhizophysidae Brandt, 1835
2 Family Physaliidae Brandt, 1835
3 Family Apolemiidae Huxley, 1859
4 Family Forskaliidae Haeckel, 1888
5 Family Physophoridae Eschscholtz, 1829
6 Family Rhodaliidae Haeckel, 1888