perekond
Skiagraptus Harris, 1933
Klassifikatsioon
| organismirühm | Biota |
| domeen | Eukaryota |
| riik | Animalia |
| hõimkond | Hemichordata |
| klass | Pterobranchia |
| alamklass | Graptolithina |
| selts | Graptoloidea |
| alamselts | Glossograptina |
| sugukond | Glossograptidae |
| perekond | Bergstroemograptus |
| Corynites | |
| Corynoides | |
| Cryptograptus | |
| Glossograptus | |
| Kalpinograptus | |
| Lonchograptus | |
| Nanograptus | |
| Paraglossograptus | |
| Sinoretiograptus | |
| Skiagraptus |