details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
details |
Nd |
|
Nd |
Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Late Asselian |
Early Scythian |
India(Bengal) |
Tiwari,R.S. et al. Organic-walled microfossils of doubtful origin in Permian and Triassic sequences on Peninsular India |
1995 |
details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Llandoverian |
Wenlockian |
Paraguay |
Wood,G.D. et al. Chitinozoans and microplankton from the Silurian Vargas Pena Shale, (Itacurubi Group) Chaco Basin, Paraguay. |
1988 |
details |
Late Cambrian |
|
Italy |
Sassi,F.P. et al. New data on the age of deposition of the South-Alpine Phyllitic basement in the eastern Alps |
1984 |
details |
Cambrian |
Tremadocian |
Italy |
Sassi,F.P. et al. Acritarch dating of Phyllites in the Agordo area (South-Alpine Basement of the eastern Alps, Italy). |
1984 |
details |
Acadian |
Late Ordovician |
Czechoslovakia |
VavrdovЎ,M. Phytoplankton communities of Cambrian and Ordovician age of Central Bohemia |
1982 |
details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
details |
Wenlockian |
|
S.Ireland(Offaly) |
Holland,C.H. et al. Silurian rocks of the Capard Inlier, County Laois. |
1979 |
details |
Silurian |
|
Bulgaria |
Kalvacheva,R.K. Acritarch stratigraphy of Lower Paleozoic formations in the West Balkan Mountains, Bulgaria. |
1978 |
details |
Early Permian |
|
India(Tamil Nadu) |
Venkatachala,B.S. Fossil floral assemblages in the east coast Gondwana -a critical review. (In: Oil Exploration in the East Coast of India; Stratigraphic and Palaeontological Aspects.) |
1977 |
details |
Middle Cambrian |
|
USSR(Leningrad) |
Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. |
1976 |
details |
Tremadocian |
|
France |
Rauscher,R. Ordovician acritarchs from France. |
1974 |
details |
Middle Gothlandian |
Early Devonian |
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
details |
Late Cambrian |
Late Ordovician |
Eurasia |
Timofeev,B.V. Proterozoic and early microfossils. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Nd |
|
Africa |
Cramer,F.H. Middle Silurian continental movement estimated from phytoplankton-facies transgressions. |
1970 |