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
Micrhystridium Micrhystridium equispinosum USSR(Estonian SSR) Middle Caradocian Ashgillian
Micrhystridium Micrhystridium exiguum USSR(Estonian SSR) Late Llanvirnian Ashgillian
Micrhystridium Micrhystridium fragile USSR(Estonian SSR) Late Llanvirnian Ashgillian
Micrhystridium Micrhystridium granulatum sp. nov. USSR(Estonian SSR) Late Llanvirnian
Micrhystridium Micrhystridium henryi USSR(Estonian SSR) Late Arenigian Early Llandoverian
Micrhystridium Micrhystridium inconspicuum USSR(Estonian SSR) Llandeilian Early Caradocian
Micrhystridium Micrhystridium lasnamaegiense USSR(Estonian SSR) Llanvirnian Early Llandeilian
Micrhystridium Micrhystridium lasnamaegiense sp. nov. USSR(Estonian SSR) Late Llanvirnian
Micrhystridium Micrhystridium minimum USSR(Estonian SSR) Caradocian Early Llandoverian
Micrhystridium Micrhystridium minimum sp. nov. USSR(Estonian SSR) Early Llandoverian
Micrhystridium Micrhystridium nannacanthum USSR(Estonian SSR) Late Arenigian Early Llandoverian
Micrhystridium Micrhystridium nanodigitatum sp. nov. USSR(Estonian SSR) Late Llanvirnian
Micrhystridium Micrhystridium parinconspicuum USSR(Estonian SSR) Late Arenigian Ashgillian
Micrhystridium Micrhystridium parvulum USSR(Estonian SSR) Llandeilian Middle Caradocian
Micrhystridium Micrhystridium parvulum sp. nov. USSR(Estonian SSR) Middle Ashgillian
Micrhystridium Micrhystridium polygonale sp. nov. USSR(Estonian SSR) Late Arenigian
Micrhystridium Micrhystridium punctatum USSR(Estonian SSR) Late Llandeilian Ashgillian