| details |
Late Callovian |
|
England |
Erkmen,U. et al. Dinoflagellate cysts, acritarchs and tasmanitids from the uppermost Callovian of England and Scotland: With a reconsideration.
of the "Xanthidium pilosum" problem. |
1980 |
| details |
Late Barremian |
Aptian |
Romania |
Antonescu,E. et al. Correlation dinoflagellates Iwith Ammonite and Calpionellid zones of the Lower Cretaceous of Svinita-Banat. |
1980 |
| details |
Oxfordian |
Portlandian |
India(Uttar Pradesh) |
Jain,K.P. et al. Dinoflagellates and radiolarians from the Tethyan sediments, Malla Johar area, Kumaon Himalaya. |
1978 |
| details |
Oxfordian |
Portlandian |
India(Uttar Pradesh) |
Jain,K.P. et al. Dinoflagellates and radiolarians from the Tethyan sediments, Malla Johar area, Kumaon Himalaya. |
1978 |
| original |
Tithonian |
|
Bulgaria |
Dodekova,L. Dinoflagellates and acritarchs of the Tithonian in the central part of northern Bulgaria |
1971 |
| original |
Liassic |
|
Germany |
Wetzel,W. Characteristics of the marine planktons and pseudo-planktons of the Amaltheen Layers of Germany and Lothringens. |
1966 |