| details |
Early Berriasian |
Early Barremian |
Spitsbergen |
…rhus,N. et al. Systematic palaeontology and biostratigraphy of two Early Cretaceous condensed sections from the Barents Sea |
1990 |
| details |
Late Ashgillian |
|
Czechoslovakia |
Dufka,P. Palynomorphs in the Llandovery black shale sequence of the Prague Basin (Barrandian area, Bohemia). |
1990 |
| details |
Carboniferous |
|
Spain |
Valenzuela,J.M.G. et al. Aspects of the paleoecology of the Santos de Maimona Basin; Acritarchs and spores. |
1990 |
| details |
Arenigian |
|
China(Shansi) |
Fang,X. Ordovician microflora from Ningqiang (Shaanxi) and Guangyuan (Sichuan) and its sedimentary environment. |
1990 |
| details |
Llanvirnian |
Baoto |
China(Szechwan) |
Lai,C.-G. et al. Restudy on Ordovician of Southern Shaanxi-Northern Sichuan areas. |
1990 |
| details |
Llanvirnian |
Baoto |
China(Shansi) |
Lai,C.-G. et al. Restudy on Ordovician of Southern Shaanxi-Northern Sichuan areas. |
1990 |
| details |
Late Triassic |
|
China(Qinghai) |
Ji,L.-X. The micropaleoflora features from Middle Carbonate Rock Formation of Jiezha Group in South Qinghai. |
1990 |
| details |
Nd |
|
W.Germany(Niedersachsen) |
Prauss,M. Dinocyst-stratigraphy and palynofacies in the Upper Liassic and Dogger of Northwest-Germany. |
1989 |
| details |
Middle Proterozoic |
Late Proterozoic |
China(Hupei) |
Zhang,Z. et al. Microfossils from the Dagushi Group in the Bahongshan area, Northern Hubei Province. |
1989 |
| details |
Wenlockian |
Middle Devonian |
Canada(Ontario) |
Eley,B.E. et al. Cherts of Southern Ontario |
1989 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Mens,K.A. et al. Cambrian-Ordovician boundary Beds at Maekalda, Tallinn, North Estonia. |
1989 |
| details |
Early Llandoverian |
|
Canada(Anticosti Island) |
Barnes,C.R. Lower Silurian chronostratigraphy of Anticosti Island,Quebec. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Tremadocian |
|
Estonia |
Volkova,N.A. Acritarchs from the Cambrian-Ordovician boundary sediments of northern Estonia |
1989 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Volkova,N.A. Acritarchs of the Desposits of the Cambrian-Ordovician boundary northern Estonia |
1989 |
| details |
Valanginian |
Aptian |
Australia(Victoria) |
Backhouse,J. Late Jurassic and Early Cretaceous palynology of the Perth Basin, Western Australia |
1988 |
| details |
Rhaetian |
|
England(Yorkshire) |
Benfield,A.C. et al. New records of the Westbury Formation (Penarth Group, Rhaetian) in North Yorkshire, England. |
1988 |
| original |
Tremadocian |
|
Sweden |
Bagnoli,G. et al. Acritarchs and conodonts from the Cambro-Ordovician Furuhall, (Kopingsklint) Section (Oland, Sweden). |
1988 |