| details |
Albian |
|
USSR(Urals) |
Dжrhжfer,G. Palynology and stratigraphy of the Buckeburg Formation (Berriasian-Valanginian) in the Hilsmulde (northwest Germany). |
1977 |
| details |
Hauterivian |
|
USSR |
Dжrhжfer,G. Palynology and stratigraphy of the Buckeburg Formation (Berriasian-Valanginian) in the Hilsmulde (northwest Germany). |
1977 |
| details |
Aptian |
|
USSR(Nenets Nat.Okrug) |
Gryazeva,A.S. Palynological basis for the stratigraphy of Lower Cretaceous deposits of the Pechorsk Basin. (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Hauterivian |
Barremian |
China(Hupei) |
Wang,C.-F. et al. Early Cretaceous sporo-pollen assemblage from Southern Hebei. |
1981 |
| details |
Nd |
|
Nd |
Davies,E.H. The Anemiacean, Schizaeacean and related spores. An index to genera and species. |
1985 |