| details |
Valanginian |
|
Germany |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| original |
Valanginian |
|
W.Germany |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| details |
Valanginian |
Middle Senonian |
W.Germany(N.Rhine) |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| original |
Albian |
|
France |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |
| original |
Valanginian |
|
W.Germany |
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 |