original |
Middle Albian |
Late Albian |
Maryland |
Doyle,J.A. Palynostratigraphic zonation. (In: New data bearing on the structural significance of the Upper Chesapeake Bay magnetic anomaly. J.Edwards and H.J. Hansen) |
1979 |
original |
Aptian |
|
Egypt |
Schrank,E. Scanning electron and light microscopic investigations of angiosperm pollen from the Lower Cretaceous of Egypt. |
1983 |
original |
Barremian |
Cenomanian |
Libya |
Thusu,B. et al. Early Cretaceous (Neocomian-Cenomanian) palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
original |
Late Barremian |
Early Aptian |
Israel |
Brenner,G.J. Evidence for the Earliest Stage of angiosperm pollen evolution : Paleoequatorial section for Israel. (In: Flowering plant origin, evolution and Phylogeny. D.W.Taylor and L.J.Hickey, editors) |
1996 |