| details |
Volgian |
Cretaceous |
Europe |
Davey,R.J. et al. Late and Middle Jurassic dinoflagellate cysts. (In: Distribution of Biostratigraphically diagnostic dinoflagellate cysts and miospores from the Northwest European continental shelf and adjacent areas. B.Thusu, editor) |
1978 |
| details |
Volgian |
Cretaceous |
Atlantic Ocean |
Davey,R.J. et al. Late and Middle Jurassic dinoflagellate cysts. (In: Distribution of Biostratigraphically diagnostic dinoflagellate cysts and miospores from the Northwest European continental shelf and adjacent areas. B.Thusu, editor) |
1978 |
| details |
Volgian |
|
Canada(NWT) |
Pocock,S.A.J. The Jurassic-Cretaceous boundary in northern Canada. |
1967 |
| details |
Ypresian |
|
Belgium |
De Coninck,J. The fossiliferous Ypresian of Merelbeke. 2.Hystrichospheres and dinoflagellates. |
1966 |
| details |
Ypresian |
|
Belgium |
De Coninck,J. Planktonic microfossils from Ypresian Sand at Merelbeke. Dinophyceae and acritarcha. |
1965 |