original |
Late Aptian |
|
France(Alpes,Cote d'Azur) |
Davey,R.J. et al. Dinoflagellate cysts from the Aptian type sections at Gargas and La Bedoule, France. |
1974 |
original |
Barremian |
|
England |
Jan du ChЄne,R.E. et al. The genera Diacanthum, Exiquisphaera, Occisucysta, and Tehamadinium, gen.nov., (dinoflagellate fossil cysts). |
1986 |
original |
Early Aptian |
|
France |
Jan du ChЄne,R.E. et al. The genera Diacanthum, Exiquisphaera, Occisucysta, and Tehamadinium, gen.nov., (dinoflagellate fossil cysts). |
1986 |
original |
Late Aptian |
|
W.Germany |
Jan du ChЄne,R.E. et al. The genera Diacanthum, Exiquisphaera, Occisucysta, and Tehamadinium, gen.nov., (dinoflagellate fossil cysts). |
1986 |