Tricolpites |
Tricolpites nemejcii
|
North America |
Albian |
Santonian |
Tricolpites |
Tricolpites parvistriatus
|
North America |
Campanian |
Maastrichtian |
Tricolpites |
Tricolpites psilascabratus
|
North America |
Maastrichtian |
Paleocene |
Tricolpites |
Tricolpites reticulatus
|
North America |
Albian |
Paleocene |
Tricolpites |
Tricolpites ringens
|
North America |
Albian |
|
Tricolpites |
Tricolpites sagax
|
North America |
Aptian |
Campanian |
Tricolpites |
Tricolpites sp.A Doyl.& Robb.,1977
sp. nov. |
North America |
Aptian |
Albian |
Tricolpites |
Tricolpites varius
|
North America |
Maastrichtian |
Paleocene |
Tricolpites |
Tricolpites virgeus
|
North America |
Albian |
Paleocene |
Tricolpites |
Tricolpites vulgaris
|
North America |
Albian |
Paleocene |
Tricolpopollenites |
Tricolpopollenites clavireticulatus
|
North America |
Maastrichtian |
|
Tricolpopollenites |
Tricolpopollenites microreticulatus
|
North America |
Maastrichtian |
Paleocene |
Tricolpopollenites |
Tricolpopollenites microscabratus
|
North America |
Maastrichtian |
|
Tricolpopollenites |
Tricolpopollenites prolatus
|
North America |
Cenomanian |
Paleocene |
Tricolpopollenites |
Tricolpopollenites tessellatus
|
North America |
Campanian |
|
Tricolporites |
Tricolporites rhomboides
|
North America |
Campanian |
Paleocene |
Tricolporoidites |
Tricolporoidites bohemicus
|
North America |
Albian |
Cenomanian |