Graptolithina

Glyptograptus Lapworth, 1873

Selection of related publications
Maletz, J., Ahlberg, P., Suyarkova, A., Loydell, D. K. 2014. Silurian graptolite biostratigraphy of the Röstånga-1 drill core, Scania - a standatd for southern Scandinavia. GFF 136, 1, 175-178. DOI:10.1080/11035897.2013.865665
Loydell, D. K., Nestor, V. & Männik, P. 2010. Integrated biostratigraphy of the lower Silurian of the Kolka-54 core, Latvia. Geological Magazine 147, 2, 253-280. DOI:10.1017/S0016756809990574
Loydell, D., 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. Early Paleozoic stratigraphy of the Baltic. Eds: Männil, R. & Mens, K., pp. 63-76.
Paškevičius, J. 1979. Biostratigraphy and Graptolites of the Lithuanian Silurian.
Tzaj, D. T. 1976. Middle Ordovician Graptolites of Kazakstan.
Gailite, L. K., Rybnikova, M. V., Ulst, R. Ž. 1967. Stratigraphy, fauna and conditions of formation of the Silurian rocks of the Central Baltic.
Jaanusson, V. 1960. Graptoloids from the Ontikan and Viruan (Ordovician) limestones of Estonia and Sweden. Bulletin of Geological Institutions of the University of Uppsala 38, 289-366.