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 | Bilateria Hatschek, 1888 |
| subdivisio | Deuterostomia - deuterostomes |
| phylum | Hemichordata Bateson, 1885 - hemichordates |
| class | Graptolithina Bronn, 1849 - Graptolites † |
| order | Dendroidea Nicholson, 1872 † |
| genus | Clonograptus Nicholson, 1973 † |
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