Species
Desmograptus cancellatus (Hopkinson, 1875)
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Dendroidea |
| Family | Dendrograptidae |
| Genus | Desmograptus |
| Species | cancellatus |
| separatus |