| original |
Middle Eocene |
Late Eocene |
Canada(British Columbia) |
Rouse,G.E. Plant microfossils from the Burrard Formation of Western British Columbia. |
1962 |
| details |
Paleocene |
Early Eocene |
Washington |
Griggs,P.H. Stratigraphic significance of fossil pollen and spores of the Chuckanut Formation, northwest Washington. |
1965 |
| details |
Eocene |
|
Canada(British Columbia) |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Late Cretaceous |
Early Eocene |
Washington |
Griggs,P.H. Palynological interpretation of the type section, Chuckanut Formation, northwestern Washington. (In: Symposium on Palynology of the Late Cretaceous and Early Tertiary. R.M Kosanke and A.T. Cross, editors) |
1970 |
| details |
Maastrichtian |
|
North Dakota |
Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. |
1974 |
| details |
Senonian |
Early Tertiary |
Oregon |
Thompson,G.G. et al. Subsurface stratigraphy of the Ochoco Basin, Oregon. |
1984 |
| details |
Early Eocene |
Middle Eocene |
Canada(British Columbia) |
Rouse,G.E. et al. Palynology of Cretaceous and Tertiary strata of Georgia Basin, Southwestern British Columbia. (In: Frontier Geoscience Program Cordilleran and offshore Basins, British Columbia) |
1990 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Late Cretaceous |
Middle Eocene |
Canada(British Columbia) |
Kalgutkar,R.M. et al. Synopsis of fossil fungal spores, mycella and fructifications. |
2000 |