| original |
Campanian |
|
Colombia |
Sol© de Porta,N. Contribution to the palynology of the shales and sandstones (Campanian) in Guataqui (Magdalena Valley, Columbia). |
1972 |
| details |
Maastrichtian |
|
Colombia |
Sol© de Porta,N. Palynology of the Cimarrona Formation (Maaestrichtian) in the South of the Middle Valley of the Magdalena, Colombia. |
1972 |
| details |
Maastrichtian |
|
Netherlands |
Kedves,M. et al. Palynology of the stratotype of the Maestrichtian and the Gulpen Formation, Enci section, Maastricht, The Neterlands. |
1981 |
| details |
Campanian |
|
Colombia |
Davies,E.H. The Anemiacean, Schizaeacean and related spores. An index to genera and species. |
1985 |
| details |
Albian |
Early Cenomanian |
China(S.China) |
Li,W. et al. The Cretaceous palynofloras and their bearing on stratigraphic correlation in China. |
1994 |