Author:
Uutela,A.;Tynni,R.
Year:
1991
Title:
Ordovician acritarchs from the Rapla borehole, Estonia
Reference:
Uutela,A. et al. (1991) Ordovician acritarchs from the Rapla borehole, Estonia Geological Survey of Finland, Bulletin # 353 P. 1- 135
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Genus Species Country(Region) From To
Goniosphaeridium Goniosphaeridium polygonale sp. nov. USSR(Estonian SSR) Middle Ashgillian
Goniosphaeridium Goniosphaeridium splendens USSR(Estonian SSR) Late Arenigian Early Llandoverian
Goniosphaeridium Goniosphaeridium tenuispinosum USSR(Estonian SSR) Late Arenigian Early Llandeilian
Goniosphaeridium Goniosphaeridium tenuispinosum sp. nov. USSR(Estonian SSR) Late Llanvirnian
Gorgonisphaeridium Gorgonisphaeridium antiquum USSR(Estonian SSR) Late Arenigian Late Llandoverian
Gorgonisphaeridium Gorgonisphaeridium sp. Uute.& Tynn.,1991 sp. nov. USSR(Estonian SSR) Late Llandeilian
Gorgonisphaeridium Gorgonisphaeridium spiralispinosum USSR(Estonian SSR) Llanvirnian Middle Ashgillian
Gorgonisphaeridium Gorgonisphaeridium spiralispinosum sp. nov. USSR(Estonian SSR) Late Caradocian
Gyalorhethium Gyalorhethium angustispinosum USSR(Estonian SSR) Late Llandeilian Middle Ashgillian
Gyalorhethium Gyalorhethium angustispinosum sp. nov. USSR(Estonian SSR) Middle Ashgillian
Hapsidopalla Hapsidopalla multifida USSR(Estonian SSR) Middle Caradocian Early Llandoverian
Hapsidopalla Hapsidopalla multifida sp. nov. USSR(Estonian SSR) Middle Ashgillian
Helosphaeridium Helosphaeridium variospinosum USSR(Estonian SSR) Llandeilian Ashgillian
Helosphaeridium Helosphaeridium variospinosum sp. nov. USSR(Estonian SSR) Middle Ashgillian
Joehvisphaera Joehvisphaera USSR(Estonian SSR) Early Caradocian
Joehvisphaera Joehvisphaera capillata sp. nov. USSR(Estonian SSR) Early Caradocian
Kundasphaera Kundasphaera USSR(Estonian SSR)