details |
Oxfordian |
Early Volgian |
Denmark |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
details |
Kimmeridgian |
|
Canada(Atlantic Coast) |
Helden,B.G.T.Van Dinoflagellate cysts at the Jurassic - Cretaceous boundry, offshore Newfoundland, Canada. |
1986 |
details |
Middle Tithonian |
Late Tithonian |
|
Quattrocchio,M.E. et al. Dinoflagellate cysts and acritarchs from the Middle and Upper Jurassic of the Neuqu©ns Basin, Argentina. |
1992 |
details |
Middle Tithonian |
Hauterivian |
|
Quattrocchio,M.E. et al. Jurassic and Lower Cretaceous dinocyst from Argentina; Their biostratigraphic significance. |
1990 |
details |
Berriasian |
Hauterivian |
|
Mostajo,E. et al. Calcareous Nannofossils and dinoflagellate cysts from the Hauterivian Agrio Formation from Neuqu©n, Argentina. |
1997 |