details |
Neocomian |
Aptian |
USSR(Ukrainian SSR) |
Bolkhovitina,N.A. Distribution of Schizaeaceous spores in Jurassic and Lower Cretaceous deposits of Eurasia. |
1971 |
details |
Neocomian |
Aptian |
Canada |
Bolkhovitina,N.A. Distribution of Schizaeaceous spores in Jurassic and Lower Cretaceous deposits of Eurasia. |
1971 |
details |
Neocomian |
|
USA |
Bolkhovitina,N.A. Distribution of Schizaeaceous spores in Jurassic and Lower Cretaceous deposits of Eurasia. |
1971 |
details |
Neocomian |
|
Argentina(San Luis) |
Bonaparte,J.F. The Mesozoic fossils. (In: The Geology of the Province of San Luis) |
1981 |
details |
Late Aptian |
Early Albian |
Spain |
Boulouard,C. et al. New data on the Upper Aptian and Albian in the Lower Aragon and Meastrazgo, (Spain). |
1970 |
details |
Early Cretaceous |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1963 |
original |
Neocomian |
Albian |
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1962 |
original |
Neocomian |
Albian |
Nd |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1962 |
details |
Valanginian |
|
Israel |
Brenner,G.J. Palynostratigraphy of the Lower Cretaceous Gevar'am and Talme Yafe Formations in the Gevar'am 2 well (Southern Coastal Plin, Israel). |
1974 |
details |
Late Barremian |
|
Canada(British Columbia) |
Broatch,J. An investigation of the palynology of the Peace River Coalfield, Northeastern British Columbia. (In: Geological Fieldwork 1981.) |
1982 |
details |
Late Barremian |
|
Canada(British Columbia) |
Broatch,J. An investigation of the palynology of the Peace River Coalfield, Northeastern British Columbia. |
1982 |
details |
Early Albian |
Middle Albian |
Canada(British Columbia) |
Broatch,J. Palynological zonation and correlation of the Peace River Coalfield northeastern British Columbia: An update. |
1986 |
details |
Cenomanian |
|
Arizona |
Canright,J.E. et al. Biostratigraphy of some Cretaceous microfloras from Arizona. |
1979 |
details |
Early Cretaceous |
|
China(Kansu) |
Chiang,T.-C. et al. Early Cretaceous palynological assemblage of the Huahai Basin, Western Kansu |
1978 |
details |
Barremian |
Cenomanian |
USSR(Amurskaya Oblast) |
Chlonova,A.F. Spore and pollen characteristics of Cretaceous deposits of Zeya-Bureya Depression |
1969 |
details |
Early Albian |
|
USSR(Primorsk Kray) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Late Cretaceous |
|
Colorado |
Clarke,R.T. Palynology of Vermejo Formation Coals, (Upper Cretaceous) in the Canon City Coal Field, Fremont County, Colorado |
1963 |