Graptolithina
Species

Pristiograptus largus (Perner, 1897)

Selection of related publications
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.