details |
Paleocene |
Eocene |
South Dakota |
Kremp,G.O.W. et al. Some problems in the taxonomy of the Tertiary pollen and spores of North and South Dakota. |
1961 |
details |
Eocene |
|
Burma |
Potonie,R. Study of spores of the Eocene Coal of Kalewa in Burma |
1960 |
details |
Late Jurassic |
|
Canada(British Columbia) |
Rouse,G.E. Plant microfossils from Kootenay Coal-Measures strata of British Columbia. |
1959 |
details |
Tertiary |
|
Montana |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 2 |
1958 |
details |
Santonian |
|
Canada(Alberta) |
Rouse,G.E. The application of a new nomenclatural approach to Upper Cretaceous plant microfossils from Western Canada. |
1957 |
details |
Early Cretaceous |
|
Canada(British Columbia) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
details |
Early Cretaceous |
|
Canada(Yukon) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
details |
Santonian |
|
Canada(Alberta) |
Rouse,G.E. The Disclosure and paleobotanical evaluation of plant microfossils from selected Cretaceous Coal-bearing strata of Canada |
1956 |
details |
Early Cretaceous |
Tertiary |
Canada |
Radforth,N.W. et al. Floral transgression of major geological time zones. |
1956 |
details |
Eocene |
|
Japan(Hokkaido I.) |
Tokunaga,S. Fossil pollen and spore from the known coal seams in the Bibai area, Ishikari Coal Field, Hokkaido. |
1955 |
original |
Paleocene |
|
Montana |
Wilson,L.R. et al. Plant microfossils from a Fort Union Coal of Montana. |
1946 |