details |
Tremadocian |
|
Spain |
Wolf,R. Acritarchs of the Tremadocian Keltiberien (northeast Spain). |
1980 |
details |
Tremadocian |
Arenigian |
Wales |
Downie,C. et al. Changes in the acritarch assemblages at the Tremadoc boundaries in the United Kingdom. |
1979 |
details |
Silurian |
Devonian |
Europe |
Servais,T. Paleobiogeography of Ordovician acritarchs some general considerations. |
1995 |
details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
details |
Ordovician |
|
Baltic |
Servais,T. Paleobiogeography of Ordovician acritarchs some general considerations. |
1995 |
details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Nd |
|
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Nd |
|
Nd |
Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Late Tremadocian |
Early Arenigian |
Estonia |
Paalits,I. Biostratigraphy: Acritarchs |
1990 |
details |
Late Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Acritarchs of the Middle and Upper Cambrian in the Moscow Syncline |
1980 |
details |
Late Cambrian |
|
USSR(Arkhangelsk Oblast) |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Late Cambrian |
|
USSR(Leningrad) |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Late Cambrian |
|
Estonia |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Late Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Late Cambrian |
|
Russia |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Late Cambrian |
|
Estonia |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
details |
Late Cambrian |
|
Sweden |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |