details |
Early Oligocene |
Middle Oligocene |
USSR(WSL) |
Semochkina,T.G. Palynological characterization of Oligocene deposits in the Southwestern Part of the West Siberian Lowland |
1971 |
details |
Early Eocene |
Early Miocene |
Pacific Coast Offshore |
Evitt,W.R. Dinoflagellates from Leg 19, Sites 183 and 192, Deep Sea Drilling Project. |
1977 |
details |
Early Eocene |
Middle Eocene |
Wyoming |
Fisk,L.H. et al. Plant microfossils from the Yellowstone Fossil Forests: Preliminary report. |
1974 |
details |
Early Cretaceous |
|
China(Peking) |
Wang,X.-Z. et al. Early Cretaceous spore-pollen assemblages in the Beijing, Tianjin and Central Hebei Province. |
1984 |
details |
Early Cretaceous |
|
Texas |
Kessler,L.G.I. Paleoenvironmental and stratigraphic implications of palynomorph distribution in the Glen Rose Formation (Lower Cretaceous), North and Central Texas. |
1969 |
details |
Cenomanian |
Early Turonian |
Wyoming |
Burgess,J.D. Palynological interpretation of Frontier environments in Central Wyoming. |
1971 |
details |
Cenomanian |
Early Turonian |
Montana |
Burgess,J.D. Palynological interpretation of Frontier environments in Central Wyoming. |
1971 |
details |
Carboniferous |
Permian |
Nd |
Kedves,M. The history of the paleophytogeographic regions indicated by the palynological data. |
1983 |
details |
Barremian |
Albian |
Texas |
Upchurch,G.R. et al. Paleoecology of the Conifers Frenlopsis and Pseudofrenelopsis (Cheirolepidiaceae) from the Cretaceous Potomac Group of Maryland and Virginia. (In: Geobotany II -Edited by R.C.Romans) |
1981 |
details |
Bajocian |
Bathonian |
USA(Mid-Continent) |
Cross,A.T. Correlation of Jurassic palynofloras of the Michigan Basin with other Mesozoic floras of the eastern Mid-Continental United States |
1986 |
details |
|
|
Australia |
Pike,K.M. Pollen investigations on the Ligneous Beds-Pidinga Bore. |
1949 |