Species
Prochnygraptus singularis (Törnquist, 1892)
Synonyymit
1998 Prochnygraptus singularis (Törnquist) — Loydell et al. , pp. 774
Aiheeseen liittyvät julkaisut
Loydell, D. K., Kaljo, D., Männik, P. 1998. Integrated biostratigraphy of the lower Silurian of the Ohesaare core, Saaremaa, Estonia. Geological Magazine 135, 6, 769-783. DOI:10.1017/S0016756898001423
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Hemichordata |
| Class | Pterobranchia |
| Subclass | Graptolithina |
| Order | Graptoloidea |
| Suborder | Axonophora |
| Family | Monograptidae |
| Genus | Prochnygraptus |
| Species | singularis |
Levinneisyys ja viitteet
- Loydell et al., 1998a Ohesaare borehole 367.65 - 367.69 Adavere Stage