| details |
Tithonian |
Berriasian |
Canada(NWT,Franklin) |
Davies,E.H. The dinoflagellate Oppel-zonation of the Jurassic-Lower Cretaceous sequences in the Sverdrup Basin, Arctic Canada. |
1983 |
| details |
Nd |
|
Nd |
Helenes,J. Morphological analysis of Mesozoic - Cenozoic Cribroperidinium (Dinophyceae), and taxonomic implications. |
1984 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Oxfordian |
Tithonian |
Turkey |
Gitmez,G.U. et al. Dinoflagellate cysts and acritarchs from the Jurassic-Cretaceous boundary, Northwest Anatolia, Turkey |
1999 |