| 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 - bilaterians
|
| subdivisio |
Deuterostomia - deuterostomes
|
| phylum |
Hemichordata Bateson, 1885 - hemichordates
|
| class |
Pterobranchia Lankester, 1877
|
| subclass |
Graptolithina Bronn, 1849 - Graptolites
|
| order |
Graptoloidea Lapworth, 1875
† |
| suborder |
Axonophora Frech, 1897
† |
| infraorder |
Neograptina Štorch et al., 2011
† |
| superfamily |
Monograptoidea Lapworth, 1873
† |
| family |
Monograptidae Lapworth, 1873
† |
| genus |
Cyrtograptus Carruthers, 1867
† |
| species |
Cyrtograptus bohemicus Bouček, 1931
† |
