| details |
Late Jurassic |
Early Cretaceous |
Atlantic Ocean |
Hollister,C.D. et al. Site 99 -Cat Gap |
1972 |
| details |
Berriasian |
Valanginian |
Atlantic Ocean |
Below,R. Evolution and systematics of dinoflagellate cysts from the Peridiniale order. II. Cladopyxiaceae and Valvaeodiniaceae |
1987 |
| details |
Berriasian |
|
Canada(Eastern Offshore) |
Lentin,J.K. et al. Palynological zonation of the Cretaceous of Canada |
1984 |
| details |
Berriasian |
|
Canada |
Lentin,J.K. et al. Palynological zonation of the Cretaceous of Canada |
1984 |
| details |
Late Berriasian |
Valanginian |
Atlantic Ocean |
Habib,D. et al. Palynology of Sites 603 and 605, Leg 93, Deep Sea Drilling Project. |
1987 |
| details |
Late Portlandian |
Middle Valanginian |
Atlantic Coast Offshore |
Bujak,J.P. et al. Cretaceous palynostratigraphy of offshore southeastern Canada. |
1978 |