| details |
Algonkian |
|
Czechoslovakia |
KonzalovЎ,M. Some new microorganisms from the Bohemian Precambrian, (Upper Proterozoic). |
1972 |
| details |
Hettangian |
Sinemurian |
France(Aveyron) |
Boltenhagen,E. et al. Liassic macro remains and pollen in situ, of Brachyphyllum sp. (Hirmerella?) from d'Aguessac (Aveyron), France. |
1973 |
| details |
Algonkian |
|
Czechoslovakia |
KonzalovЎ,M. Acanthomorph acritarchs from the Bohemian Upper Proterozoic. |
1974 |
| details |
Wenlockian |
|
USSR(Estonian SSR) |
Nestor,V. Zonal distribution of chitinozoans in the Wenlockian Jaani Stage of Estonia and the problem of its upper boundary. (In: Stratigraphy of older Paleozoic deposits of the Baltic Regions. R.M. Miannil and K.A. Mens, editors) |
1984 |
| details |
Nd |
|
China(E.China) |
Wang,K. et al. Palynological assemblages of crude oil from the oil fields in East China and the research of the oil source. |
1986 |
| details |
Early Toarcian |
|
Celtic Sea |
Ainsworth,N.R. et al. Jurassic and Upper Triassic biostratigraphy of the North Celtic Sea and Fastnet Basins. (In:Northwest European Micropalaeontology and Palynology.D.J. Batten and M.C. Keen, editors) |
1989 |
| details |
Late Rhaetian |
Pliensbachian |
Denmark |
Dybkjaer,K. Palynological zonation and palynofacies investigation of the Fjerritslev Formation (Lower Jurassic-Basal Middle Jurassic) in the Danish Subbasin |
1991 |