| original |
Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Acritarchs from Klabava Shales (Arenig). |
1972 |
| details |
Early Llanvirnian |
|
Wales(Anglesey) |
Fenton,J.P.G. Palynological evidence for the age of the Dulas Formation (Ordovician) in Anglesey (North Wales). |
1976 |
| details |
Arenigian |
|
Canada(Newfoundland) |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Arenigian |
Middle Ordovician |
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 |
Llanvirnian |
England(Cumberland) |
Molyneux,S.G. The stratigraphical significance of Coryphidium morphotypes in Lower Ordovician Skiddane Group of the English Lake District. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Tremadocian |
Llanvirnian |
England(Cumberland) |
Molyneux,S.G. The stratigraphical significance of Coryphidium morphotypes in Lower Ordovician Skiddane Group of the English Lake District. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Arenigian |
|
England(Cumberland) |
Molyneux,S.G. et al. Morphological variation in Coryphidium from the Arenigian serie (Lower Ordovician) of Northwestern England |
1997 |
| details |
Late Arenigian |
|
England(Cumberland) |
Molyneux,S.G. et al. Morphological variation in Coryphidium from the Arenigian serie (Lower Ordovician) of Northwestern England |
1997 |
| details |
Arenigian |
|
Czechoslovakia(Bohemia) |
Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Arenigian |
|
China(Szechwan) |
Brocke,R. Evaulation of the Ordovician acritarch genus Ampullula Righi |
1997 |
| details |
Ordovician |
|
Germany(Rhineland) |
Koch,L. The Family Cyclopygidae (Trilobita), from the Ordovician of the Ebbe and Remscheid Anticline, (Rhenish Massif, Germany). |
1999 |
| details |
Late Arenigian |
|
Czech Republic |
Wang,W.-M. Paleofloristic and paleoclimatic implications of Neogene palynofloras in China |
1994 |
| details |
Arenigian |
Llanvirnian |
Germany |
Wang,W.-M. Paleofloristic and paleoclimatic implications of Neogene palynofloras in China |
1994 |
| details |
Arenigian |
Llanvirnian |
Czech Republic |
Wang,W.-M. Paleofloristic and paleoclimatic implications of Neogene palynofloras in China |
1994 |
| details |
Arenigian |
Llanvirnian |
England(Cumberland) |
Wang,W.-M. Paleofloristic and paleoclimatic implications of Neogene palynofloras in China |
1994 |
| details |
Nd |
|
Nd |
Martin,F. Acritarchs: A review |
1993 |
| details |
Late Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Coenobial acritarchs and other palynomorphs from the Arenig/ Llanvirn boundary, Prague Basin. |
1990 |