original |
Neocomian |
Aptian |
Australia(Queensland) |
Burger,D. Some Early Cretaceous plant microfossils from Queensland. |
1976 |
original |
Middle Cenomanian |
Late Cenomanian |
France(Dordogne) |
Fechner,G.G. et al. Sedimentology, paleontology and palynology of the Cenomanian deposits North of Simeyrols, Dodogne France |
1989 |
original |
Aptian |
|
Colombia |
PrŠ¶ssl,K.F. et al. The Yavi Formation (Lower Cretaceous), Upper Magdalena Valley Colombia; An integrated sedimentological and palynological study. |
1993 |
original |
Late Aptian |
|
Colombia |
Streinesberger,L.V. et al. Dating the Yavi Formation (Aptian, Upper Magdalena Valley, Colombia), palynological results. |
1994 |