Alethopteris |
Alethopteris phegopteroides
|
India |
Permian |
|
Alisporites |
Alisporites
|
Nd |
Nd |
|
Alisporites |
Alisporites circulicorpus
|
Nd |
Nd |
|
Alisporites |
Alisporites grauvogeli
|
Nd |
Nd |
|
Alisporites |
Alisporites opii
|
USA |
Late Triassic |
|
Alisporites |
Alisporites toralis
|
Nd |
Nd |
|
Alisporites |
Alisporites willsii
|
Nd |
Nd |
|
Allicospermum |
Allicospermum retemirum
|
Poland |
Jurassic |
|
Alnipollenites |
Alnipollenites
|
Nd |
Nd |
|
Alnipollenites |
Alnipollenites verus
|
Germany |
Miocene |
|
Alnites |
Alnites kefersteinii
|
Germany |
Miocene |
|
Alnus |
Alnus incana
|
Nd |
Nd |
|
Alnus |
Alnus kefersteinii
|
Nd |
Nd |
|
Alsophila |
Alsophila
|
Nd |
Nd |
|
Alsophylites |
Alsophylites nipponensis
|
Russia(European) |
Cretaceous |
|
Ambitisporites |
Ambitisporites
|
Nd |
Nd |
|
Ambitisporites |
Ambitisporites avitus
|
Libya |
Silurian |
|