Family
Multitubidae Skevington, 1963
Klassificering
| Organism group | Biota |
| Domain | Eukaryota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Dendroidea |
| Family | Acanthograptidae |
| Dendrograptidae | |
| Multitubidae | |
| Polygonograptidae | |
| Ptilograptidae |