Achomosphaera |
Achomosphaera ramulifera
|
Alaska |
Late Pleistocene |
|
Achomosphaera |
Achomosphaera spongiosa
|
Alaska |
Late Miocene |
|
Adnatosphaeridium |
Adnatosphaeridium patulum
|
Alaska |
Late Eocene |
|
Areosphaeridium |
Areosphaeridium diktyoplokum
|
Alaska |
Eocene |
Early Oligocene |
Betulaceoipollenites |
Betulaceoipollenites sp
|
Alaska |
Late Pleistocene |
|
Carpinipites |
Carpinipites spackmaniana
|
Alaska |
Late Pleistocene |
|
Cordosphaeridium |
Cordosphaeridium funiculatum
|
Alaska |
Late Eocene |
|
Cordosphaeridium |
Cordosphaeridium microtriainum
|
Alaska |
Late Eocene |
Oligocene |
Dapsilidinium |
Dapsilidinium pastielsii
|
Alaska |
Middle Miocene |
|
Deflandrea |
Deflandrea eocenica
|
Alaska |
Late Miocene |
|
Deflandrea |
Deflandrea heterophlycta
|
Alaska |
Late Miocene |
|
Deflandrea |
Deflandrea phosphoritica
|
Alaska |
Middle Miocene |
Late Miocene |
Deflandrea |
Deflandrea phosphoritica
|
Alaska |
Late Eocene |
Oligocene |
Ericipites |
Ericipites sp
|
Alaska |
Middle Miocene |
Late Miocene |
Filisphaera |
Filisphaera filifera
|
Alaska |
Late Pleistocene |
|
Hafniasphaera |
Hafniasphaera septata
|
Alaska |
Late Miocene |
|
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Alaska |
Oligocene |
|