details |
Volgian |
Valanginian |
USSR(Khabarovsk Kray) |
Shugaevskaya,O.V. et al. Upper Mesozoic spore and pollen assemblages of southern Far East and their significance for stratigraphy. |
1974 |
details |
Wealden |
|
England |
Stover,L.E. Comparison of three Cretaceous spore-pollen assemblages from Maryland and England. (In: Palynology in Oil Exploration, Aureal T. Cross, editor) |
1964 |
details |
Wealden |
|
France(Pas-de-Calais) |
Delcourt,A.F. et al. Spores and pollen grains, Hystrichoshperes and Peridinians in the Wealdian of Feron-Glageon. |
1959 |
details |
Wealden |
|
France(Pas-de-Calais) |
Delcourt,A.F. et al. A curious association of microfossils from the Wealdian of Feron-Glageon, France. |
1959 |
details |
Wealden |
|
Peru |
Doubinger,J. et al. Discovery of a Wealdian (Neocomian) microflora in the Cuzco Region (Southern Peru). First dating of the Huacane Sandstone. |
1976 |