Genus
Pseudotrigonograptus Mu et Lee, 1958
Aiheeseen liittyvät julkaisut
Maletz, J., Ahlberg, P. 2021. Dapingian to lower Darriwilian (Middle Ordovician) graptolite biostratigraphy and correlation of the Krapperup drill core, Scania, Sweden. GFF 143, 1, 16-39. DOI:10.1080/11035897.2020.1822439
List of species
Loading...
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Graptoloidea |
| Suborder | Dichograptina |
| Family | Phyllograptidae |
| Genus | Paratetragraptus |
| Pendeograptus | |
| Phyllograptus | |
| Pseudophyllograptus | |
| Pseudotrigonograptus | |
| Species | ensiformis |
| minor | |
| Genus | Tshallograptus |