original |
Maastrichtian |
|
Texas |
Zaitzeff,J.B. et al. The use of dinoflagellates and acritarchs for zonation and correlation of the Navarro Group (Maestrichtian), of Texas. (In: Symposium on Palynology of the Late Cretaceous and Early Tertiary. R.M Kosanke and A.T. Cross, editors) |
1970 |
original |
Early Santonian |
|
W.Germany(N.Rhine) |
Yun,H.-S. Dinoflagellates of the Upper Cretaceous (Santonian), of Westfalen. |
1981 |
original |
Late Hauterivian |
Early Cenomanian |
Morocco |
Below,R. Scholochorate cysts of Gonyaulacaceae (Dinophyceae) from the Lower Cretaceous of Morocco |
1982 |