| details |
Hauterivian |
Barremian |
W.Germany(Niedersachsen) |
Keupp,H. Lower Cretaceous Calcisphaerulidae and their relationship to calcareous dinoflagellate cysts. |
1979 |
| details |
Hauterivian |
|
Morocco(Offshore) |
Bolli,H.M. Calcisphaerulidae and Calpionellidae from the upper Jurassic and lower Cretaceous of Deep Sea Drilling Project hole 416a, Moroccan Basin. |
1980 |
| details |
Hauterivian |
|
Morocco(Offshore) |
Bolli,H.M. Calcisphaerulidae and Calpionellidae from the upper Jurassic and lower Cretaceous of Deep Sea Drilling Project hole 416a, Moroccan Basin. |
1980 |
| details |
Early Hauterivian |
|
W.Germany(Niedersachsen) |
Keupp,H. Calcareous dinoflagellate cysts of the Boreal Lower Cretaceous, (Lower Hauterivian to Lower Albian). |
1981 |
| details |
Late Hauterivian |
|
England(Yorkshire) |
Keupp,H. Calcareous dinoflagellate cysts of the Boreal Lower Cretaceous, (Lower Hauterivian to Lower Albian). |
1981 |
| details |
Hauterivian |
Late Aptian |
W.Germany(Niedersachsen) |
Keupp,H. Calcareous dinoflagellate cysts of the Boreal Lower Cretaceous, (Lower Hauterivian to Lower Albian). |
1981 |
| details |
Late Hauterivian |
Barremian |
England(Yorkshire) |
Keupp,H. Calcareous dinoflagellate cysts of the Boreal Lower Cretaceous, (Lower Hauterivian to Lower Albian). |
1981 |
| details |
Hauterivian |
Early Barremian |
W.Germany(Niedersachsen) |
Keupp,H. Calcareous dinoflagellate cysts of the Boreal Lower Cretaceous, (Lower Hauterivian to Lower Albian). |
1981 |
| details |
Albian |
|
Atlantic Ocean |
Krasheninnikov,V.A. et al. Cretaceous Calcispherulids of the Falkland Plateau Leg 71, Deep Sea Drilling Project. |
1983 |
| details |
Cenomanian |
|
Atlantic Ocean |
Krasheninnikov,V.A. et al. Cretaceous Calcispherulids of the Falkland Plateau Leg 71, Deep Sea Drilling Project. |
1983 |
| details |
Nd |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species, 1985 edition. |
1985 |
| details |
Oxfordian |
Tithonian |
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species. 1993 edition. |
1993 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |