Genus
Prokinnegraptus Mu, 1974
Luokittelu
| Organism group | Biota |
| Domain | Eukaryota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Suborder | Sinograptina |
| Family | Sigmagraptidae |
| Genus | Acrograptus |
| Azygograptus | |
| Catenagraptus | |
| Eotetragraptus | |
| Etagraptus | |
| Goniograptus | |
| Jiangnanograptus | |
| Jishougraptus | |
| Keblograptus | |
| Kinnegraptus | |
| Laxograptus | |
| Maeandrograptus | |
| Oslograptus | |
| Paradelograptus | |
| Paraulograptus | |
| Perissograptus | |
| Praegoniograptus | |
| Prokinnegraptus | |
| unranked | multiramosus |
| Genus | Sigmagraptus |
| Trichograptus | |
| Yushanograptus |