| details |
Tremadocian |
Early Arenigian |
China(Jilin) |
Yin,L. Early Ordovician acritarchs from Hunjiang Region, Jilin and Yichang Region, Hubei, China. |
1995 |
| details |
Late Cambrian |
Ordovician |
Canada(Newfoundland) |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Tremadocian |
|
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Arenigian |
|
Iran |
Ghavidel-Syooki,M. Acritarch biostratigraphy of the Palaeozoic rock units in the Zagros Basin, Southern Iran. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Tremadocian |
|
China(Szechwan) |
Brocke,R. First results of Tremadoc to Lower Arenig acritarchs from the Yangtze Platform, southwest China. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Tremadocian |
|
China(Hupei) |
Brocke,R. First results of Tremadoc to Lower Arenig acritarchs from the Yangtze Platform, southwest China. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Tremadocian |
|
Algeria |
Vecoli,M. Stratigraphic significance of acritarchs in Cambro-Ordovician boundary strata, Hassi-Rmel area, Algerian Sahara |
1996 |
| details |
Early Tremadocian |
|
Algeria |
Vecoli,M. et al. Stratigraphically significant acritarchs in Uppermost Cambrian Basal Ordovician strata of northwestern Algeria. |
1997 |
| details |
Tremadocian |
|
Tunisia |
Vecoli,M. et al. Palynostratigraphy of Upper Cambrian-upper Ordovician intracratonic clastic sequences, North Africa. |
1999 |
| details |
Tremadocian |
|
Algeria |
Vecoli,M. et al. Palynostratigraphy of Upper Cambrian-upper Ordovician intracratonic clastic sequences, North Africa. |
1999 |
| details |
Early Tremadocian |
|
Russia(Yaroslav) |
Volkova,N.A. New genera of acritarchs from the Lower Tremadoc of the Moscow Syneclise. |
1999 |
| details |
Tremadocian |
|
Iran |
Mehrjerdi,H. Palynostratigraphy and palaeobiogeography of a Lower Palaeozoic sequence in the type-section of Shirgesht Formation, Northern Tabas City, East-Central Iran. |
2001 |