original |
Early Kimmeridgian |
Portlandian |
Madagascar |
Chen,Y.Y. Jurassic and Cretaceous palynostratigraphy in the Morondava Basin of Madagaskar. |
1978 |
original |
Late Albian |
Turonian |
Nigeria |
Lawal,O. Palynological biostratigraphy and paleoenvironments of Cretaceous Formations in the Upper Benue, northeast Nigeria. |
1982 |
original |
Late Eocene |
Early Oligocene |
Atlantic(Greenland Sea) |
Firth,J.V. Upper Middle Eocene to Oligocene dinoflagellate biostratigraphy and assemblage variations in Hole 913B, Greenland Sea |
1996 |