| details |
Middle Senonian |
|
Germany |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Nd |
|
Nd |
Potonie,R. Do angiospermoid characteristics exist on Paleozoic spores? |
1954 |
| details |
Cenomanian |
|
Alabama |
Leopold,E.B. et al. Studies of Pre-Selma Cretaceous core samples from the outcrop area in Western Alabama. E: A preliminary report on the pollen and spores of The Pre-Selma Upper Cretaceous strata of Western Alabama. |
1964 |
| details |
Nd |
|
USSR(Moscow) |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| original |
Middle Senonian |
|
W.Germany(N.Rhine) |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| details |
Middle Senonian |
|
W.Germany(N.Rhine) |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| details |
Albian |
|
France |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| details |
Wealden |
|
Germany |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| details |
Valanginian |
|
Germany |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |