Genus
Protabrograptus Ni, 1981
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Suborder | Sinograptina |
| Family | Abrograptidae |
| Genus | Abrograptus |
| Dinemagraptus | |
| Jiangshanites | |
| Metabrograptus | |
| Parabrograptus | |
| Protabrograptus |