| details |
Late Tithonian |
Early Valanginian |
Morocco |
Gubeli,A.A. et al. Lower Cretacous Turbiditic Sediments from the Rif Chain, (Northern Morocco). Palynology, stratigraphy and palaeogeographic setting. |
1984 |
| details |
Early Barremian |
Middle Barremian |
China(Hopei) |
Gan,Z.-B. et al. Early Cretaceous palynology in northern Hebei |
1985 |
| details |
Barremian |
Aptian |
South America |
Riccardi,A.C. The Cretaceous System of southern South America. |
1988 |
| details |
Late Neocomian |
Early Barremian |
Cameroon |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Late Neocomian |
Early Barremian |
Gabon |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Late Neocomian |
Early Barremian |
Congo |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Late Neocomian |
Early Barremian |
Angola |
Salard-Cheboldaeff,M. Intertropical African palynostratigraphy from Cretaceous to Late Quaternary times |
1991 |
| details |
Aptian |
Albian |
China(Kansu) |
Ji,L.-M. Sporo-pollen assemblages from late phase of Early Cretaceous in Minhe Basin. |
1995 |