Selection of related publications
Kaljo, D. 1974. On graptolite zones of Tremadoc and Arenig of Pribaltic and Moscow syneclises.Graptolites of the USSR , pp. 31-36. Nauka.
List of species
1. Triograptus osloensis Monsen, 1925 | Tremadocian
Classification
Organism group | Biota |
Kingdom | Animalia |
Phylum | Hemichordata |
Class | Pterobranchia |
Subclass | Graptolithina |
Order | Graptoloidea |
Suborder | Graptodendroidina |
Family | Anisograptidae |
Genus | Adelograptus |
Ancoragraptus | |
Anisograptus | |
Aorograptus | |
Araneograptus | |
Bryograptus | |
Chigraptus | |
Choristograptus | |
Hunnegraptus | |
Kiaerograptus | |
Paratemnograptus | |
Psigraptus | |
Radiograptus | |
Rhabdinopora | |
Sagenograptus | |
Staurograptus | |
Stellatograptus | |
Toyenograptus | |
Triograptus | |
Species | osloensis |
Genus | Triramograptus |
References based on distribution
- Ulst et al., 1982 Tremadocian
- Kaljo, 1974 Lower Ordovician