Oligosphaeridium |
Oligosphaeridium complex
|
Alaska |
Aptian |
Albian |
Oligosphaeridium |
Oligosphaeridium pulcherrimum
|
Alaska |
Aptian |
Albian |
Osmundacidites |
Osmundacidites wellmanii
|
Alaska |
Aptian |
Maastrichtian |
Palaeoperidinium |
Palaeoperidinium cretaceum
|
Alaska |
Cenomanian |
Maastrichtian |
Perinopollenites |
Perinopollenites elatoides
|
Alaska |
Aptian |
Maastrichtian |
Pinuspollenites |
Pinuspollenites constrictus
|
Alaska |
Aptian |
Maastrichtian |
Pityosporites |
Pityosporites alatipollenites
|
Alaska |
Aptian |
Maastrichtian |
Podocarpidites |
Podocarpidites naumovai
|
Alaska |
Aptian |
Maastrichtian |
Psilatricolpites |
Psilatricolpites sp
|
Alaska |
Campanian |
Maastrichtian |
Retitricolpites |
Retitricolpites vulgaris
|
Alaska |
Coniacian |
Maastrichtian |
Rugubivesiculites |
Rugubivesiculites reductus
|
Alaska |
Campanian |
Maastrichtian |
Sentusidinium |
Sentusidinium sp.A
sp. nov. |
Alaska |
Cenomanian |
Santonian |
Spiniferites |
Spiniferites cingulatus
|
Alaska |
Aptian |
Maastrichtian |
Spiniferites |
Spiniferites cingulatus
|
Alaska |
Cenomanian |
Turonian |
Spiniferites |
Spiniferites ramosus
|
Alaska |
Cenomanian |
Turonian |
Spiniferites |
Spiniferites ramosus
|
Alaska |
Cenomanian |
Turonian |
Spongodinium |
Spongodinium extremum
|
Alaska |
Aptian |
Albian |