details |
Early Cretaceous |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1963 |
details |
Early Cretaceous |
|
Maryland |
Brenner,G.J. Palynological analysis of selected samples taken from wells contained in the correlation cross-section of southern Maryland. (In: Geophysical Log Cross Section Network of Cretaceous Sediments of South Maryland. H.J.Hansen, editor) |
1968 |
details |
Late Albian |
Early Cenomanian |
Spain |
Mas,J.R. The Lower Cretaceous of Northwestern Valencia |
1981 |
details |
Late Albian |
|
Wyoming |
Ravn,R.L. Miospores from the Muddy Sandstone, (Upper Albian), Wind River Basin, Wyoming, USA. |
1995 |
original |
Late Berriasian |
|
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
details |
Maastrichtian |
|
Texas |
Kumar,A. Palynostratigraphy and palaeoecology of the Navarro Group, (Maestrichtian), of Texas, USA. |
1979 |
details |
Maastrichtian |
|
North Dakota |
Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. |
1974 |
details |
Middle Albian |
|
Portugal |
M©dus,J. Palynofloristic correlations of two Albian sections of Portugal |
1982 |
details |
Middle Albian |
Early Cenomanian |
Colorado |
Pannella,G. Palynology of the Dakota Group and Graneros Shale of the Denver Basin. |
1966 |
details |
Middle Albian |
Early Cenomanian |
Nebraska |
Pannella,G. Palynology of the Dakota Group and Graneros Shale of the Denver Basin. |
1966 |
details |
Nd |
|
Nd |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
original |
Neocomian |
Albian |
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1962 |
details |
Ryazanian |
|
Canada(NWT,Mackenzie) |
Fensome,R.A. Taxonomy and biostratigraphy of Schizaealean spores from the Jurassic-Cretaceous boundary beds of the Aklavik Range, District of MacKenzie |
1987 |
details |
Valanginian |
Aptian |
Israel |
Brenner,G.J. et al. Palynology and the age of the Lower Cretaceous Basal Kurnub Group from the Coastal Plain to the northern Kegev of Israel |
1992 |