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 Thecaphora
Family Campanulinidae Hincks, 1868
Genus [Octorchis] Haeckel, 1864
Octorchis gegenbauri Haeckel, 1864