| details |
Middle Berriasian |
Early Albian |
Canada(British Columbia) |
Broatch,J. Palynological zonation and correlation of the Peace River Coalfield northeastern British Columbia. |
1986 |
| details |
Late Oxfordian |
Kimmeridgian |
Arctic Ocean |
Wierzbowski,A. et al. Ammonite and dinoflagellate cyst succession of an Upper Oxfordian-Kimmeridgian Black Shale core from the Nordkapp Basin, southern Barents Sea. |
1990 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |