| original |
Cenomanian |
|
New York |
Kimyai,A. Plant microfossils from the Raritan Formation (Cretaceous) in Long Island. |
1970 |
| details |
Pliensbachian |
Middle Toarcian |
USSR(Caucasus) |
Petrosyants,M.A. On certain Monocolpate pollen grains in Lower-Middle Jurassic deposits of Southern SSSR. (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |
| details |
Early Barremian |
Middle Barremian |
China(Hopei) |
Gan,Z.-B. et al. Early Cretaceous palynology in northern Hebei |
1985 |