Selection of related publications
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
Ulst, R. Ž., Gailite, L. K., Springis, T. K. 1984. Lithostratigraphic subdivision of the subsurface Ordovician rocks of the Jelgeva Depression.Stratigrafiâ drevnepaleozojskih otloženij Pribaltiki , pp. 63-76. Eesti NSV Teaduste Akadeemia.
Paškevičius, J. 1979. Biostratigraphy and Graptolites of the Lithuanian Silurian. pp. 1-267. Mokslas.
List of species
1. Petalograptus parallelus Paškevičius, 1979 | Llandovery
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Classification
Organism group | Biota |
Kingdom | Animalia |
Phylum | Hemichordata |
Class | Pterobranchia |
Subclass | Graptolithina |
Order | Graptoloidea |
Suborder | Axonophora |
Superfamily | Retiolitoidea |
Family | Retiolitidae |
Subfamily | Petalolithinae |
Genus | Agetograptus |
Cephalograptus | |
Comograptus | |
Dimorphograptoides | |
Dischidograptus | |
Dittograptus | |
Hercograptus | |
Parapetalolithus | |
Petalograptus | |
Species | parallelus |
Genus | Petalolithus |
Pseudorthograptus | |
Rivagraptus | |
Spinadiplograptus | |
Victorograptus |
References based on distribution
- Paškevičius, 1979 Kunkojai 12 borehole 1376.8 - 1378.2 Llandovery
- Paškevičius, 1979 Paroveja 9 borehole 719.9 - Llandovery