Species
Lapworthograptus singularis (Törnquist, 1892)
Synonyymit
1998 Prochnygraptus singularis (Törnquist) — Loydell et al. , pp. 774, fig. 5j
2003 Lapworthograptus singularis (Törnquist) — Loydell et al. , pp. 212, fig. 7i
Aiheeseen liittyvät julkaisut
Loydell, D. K., Männik, P., Nestor, V. 2003. Integrated biostratigraphy of the lower Silurian of the Aizpute-41 core, Latvia. Geological Magazine 140, 2, 205-229. DOI:10.1017/S0016756802007264
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 |
| Family | Cyrtograptidae |
| Genus | Lapworthograptus |
| Species | grayae |
| singularis |
Levinneisyys ja viitteet
- Loydell et al., 1998a Ohesaare borehole Adavere Stage
- Loydell et al., 2003 Aizpute 41 borehole Adavere Stage