Aceripollenites |
Aceripollenites sp
|
Alaska |
Middle Miocene |
Late Miocene |
Achomosphaera |
Achomosphaera ramulifera
|
Alaska |
Late Eocene |
Late Neogene |
Achomosphaera |
Achomosphaera spongiosa
|
Alaska |
Late Pliocene |
Early Pleistocene |
Alnipollenites |
Alnipollenites sp
|
Alaska |
Middle Eocene |
Pleistocene |
Apectodinium |
Apectodinium hyperacanthum
|
Alaska |
Late Eocene |
|
Aptea |
Aptea polymorpha
|
Alaska |
Pleistocene |
|
Aquilapollenites |
Aquilapollenites sp
|
Alaska |
Eocene |
Pleistocene |
Areosphaeridium |
Areosphaeridium diktyoplokum
|
Alaska |
Eocene |
Middle Miocene |
Areosphaeridium |
Areosphaeridium diktyoplokum
|
Alaska |
Pleistocene |
|
Artemisia |
Artemisia
|
Alaska |
Late Pliocene |
|
Artemisia |
Artemisia sp
|
Alaska |
Late Neogene |
|
Astrocysta |
Astrocysta cretacea
|
Alaska |
Middle Pleistocene |
|
Baltisphaeridium |
Baltisphaeridium sp
|
Alaska |
Late Eocene |
Late Miocene |
Baltisphaeridium |
Baltisphaeridium sp
|
Alaska |
Early Pliocene |
|
Betulaceoipollenites |
Betulaceoipollenites infrequens
|
Alaska |
Middle Eocene |
Pleistocene |
Betulaceoipollenites |
Betulaceoipollenites sp
|
Alaska |
Late Pleistocene |
|
Betulaepollenites |
Betulaepollenites betuloides
|
Alaska |
Middle Eocene |
Pleistocene |