| details |
Mesozoic |
|
North Dakota |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Maastrichtian |
|
USA |
Takahashi,K. Distribution and change of the Upper Cretaceous and Lower Paleogene microflora in Circum-Pacific Regions and Siberia. |
1970 |
| details |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Some angiosperm pollen from the Edmonton Formation (Maestrichtian), Alberta, Canada. |
1969 |
| details |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Upper Cretaceous palynology-A review |
1967 |
| original |
Maestrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Upper Cretaceous microflora, (Maestrichtian), from Scollard, Alberta, Canada. |
1966 |