| details |
Silurian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Ludlovian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Ludlovian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Silurian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Arenigian |
Early Llandoverian |
USSR(Estonian SSR) |
Uutela,A. et al. Ordovician acritarchs from the Rapla borehole, Estonia |
1991 |
| details |
Late Llanvirnian |
Middle Ashgillian |
USSR(Estonian SSR) |
Uutela,A. et al. Ordovician acritarchs from the Rapla borehole, Estonia |
1991 |
| details |
Middle Caradocian |
Early Llandoverian |
USSR(Estonian SSR) |
Uutela,A. et al. Ordovician acritarchs from the Rapla borehole, Estonia |
1991 |
| original |
Early Ashgillian |
|
USSR(Estonian SSR) |
Uutela,A. et al. Ordovician acritarchs from the Rapla borehole, Estonia |
1991 |
| details |
Sheinwoodian |
|
Denmark |
Smelror,M. Palynomorphs from the Cyrtograptys centrifugus Graptolite zone (Early Wenlock, Silurian) Bornholm. |
1991 |
| details |
Late Wenlockian |
|
Czechoslovakia |
Dufka,P. Late Wenlock acritarchs from the Prague Basin (Barrandian area, Bohemia). |
1991 |
| details |
Spathian |
|
China(Kiangsu) |
Huang,P. Early Triassic sporopollen and acritarchs in Suburbs of Nanjing |
1991 |
| details |
Late Bajocian |
Early Bathonian |
North Sea |
Whitaker,M.F. et al. Palynological review of the Brent Group, United Kingdom Sector, North Sea. (In: Geology of the Brent Group. A.C.Morton et al, editors) |
1992 |
| details |
Late Llandoverian |
Early Wenlockian |
Canada(Ontario) |
Eley,B.E. et al. Acritarchs from the fossil Hill Formation (Silurian) of Southern Ontario, Canada |
1992 |
| details |
Nd |
|
Nd |
Eiserhardt,K.H. The Acritarchs of the –jlemyrflintes. |
1992 |
| details |
Nd |
|
Nd |
Eiserhardt,K.H. The Acritarchs of the –jlemyrflintes. |
1992 |
| details |
Telychian |
|
Czechoslovakia(Bohemia) |
Dufka,P. Acritarchs of the Rastrites Linnaei zone (Lower Telychian) from the Prague Basin Barrandian, Bohemian Massif. |
1992 |
| details |
Late Turonian |
Early Campanian |
Canada(Arctic) |
Nкбez-Betelu,L.K. et al. Preliminary Paleopalynology of the Kanguk Formation, (Upper Cretaceous), Remus Creek, Canadian Arctic Archipelago; 1. Marine palynomorphs. |
1992 |