Cleistosphaeridium |
Cleistosphaeridium sp
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Contignisporites |
Contignisporites cooksoniae
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Cyclonephelium |
Cyclonephelium distinctum
|
Alaska(North Slope) |
Berriasian |
Barremian |
Deltoidospora |
Deltoidospora sp
|
Alaska(North Slope) |
Valanginian |
|
Deltoidospora |
Deltoidospora sp
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Deltoidospora |
Deltoidospora sp
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Densosporites |
Densosporites sp
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Densosporites |
Densosporites sp
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Densosporites |
Densosporites sp
|
Alaska(North Slope) |
Early Cretaceous |
|
Densosporites |
Densosporites sp
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Densosporites |
Densosporites sp
|
Alaska(North Slope) |
Valanginian |
|
Densosporites |
Densosporites sp
|
Alaska(North Slope) |
Valanginian |
|
Densosporites |
Densosporites sp
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Discorsia |
Discorsia nannus
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Exesipollenites |
Exesipollenites tumulus
|
Alaska(North Slope) |
Valanginian |
Barremian |
Gardodinium |
Gardodinium trabeculosum
|
Alaska(North Slope) |
Hauterivian |
Barremian |
Gardodinium |
Gardodinium trabeculosum
|
Alaska(North Slope) |
Valanginian |
|