Genus
Didymograptellus Cooper et Fortey, 1982
Selection of related publications
Obut, A. M. 1960. Correlation of some parts of Estonian Ordovician and Silurian deposits according to graptolites. ENSV TA Geoloogia Instituudi uurimused V, 143-157.
List of species
1. Didymograptellus bifidus (Hall, 1865) | Kunda Stage
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Graptoloidea |
| Suborder | Dichograptina |
| Family | Pterograptidae |
| Genus | Didymograptellus |
| Species | bifidus |
| Genus | Pseudobryograptus |
| Pterograptus | |
| Xiphograptus | |
| Yutagraptus |
References based on distribution
- Obut, 1960 Väike-Pakri Island Kunda Stage