Subtilisphaera |
Subtilisphaera pirnaensis
|
Canada(Yukon) |
Coniacian |
Santonian |
Thomsonipollis |
Thomsonipollis magnificus
|
Colorado |
Late Maastrichtian |
|
Tilia |
Tilia wodehousei
|
New Mexico |
Late Maastrichtian |
|
Triatriopollenites |
Triatriopollenites costatus
|
Canada(Yukon) |
Middle Campanian |
|
Tricolpites |
Tricolpites interangulus
|
Canada(NWT) |
Late Maastrichtian |
|
Tricolpites |
Tricolpites interangulus
|
Montana |
Early Campanian |
Middle Campanian |
Tricolpites |
Tricolpites interangulus
|
Montana |
Early Campanian |
Middle Campanian |
Tricolpites |
Tricolpites interangulus
|
Montana |
Early Campanian |
Middle Campanian |
Tricolpites |
Tricolpites interangulus
|
Wyoming |
Early Maastrichtian |
|
Tricolpites |
Tricolpites microreticulatus
|
Montana |
Late Maastrichtian |
|
Tricolpites |
Tricolpites microreticulatus
|
Wyoming |
Late Maastrichtian |
|
Tricolpites |
Tricolpites microreticulatus
|
Colorado |
Early Maastrichtian |
|
Tricolpites |
Tricolpites parvistriatus
|
Canada(Saskatchewan) |
Late Maastrichtian |
|
Tricolpites |
Tricolpites parvistriatus
|
Canada(NWT) |
Late Maastrichtian |
|
Tricolpites |
Tricolpites reticulatus
|
Wyoming |
Early Maastrichtian |
|
Tricolporoidites |
Tricolporoidites
|
Canada(Alberta) |
Middle Cenomanian |
|
Tricolporopollenites |
Tricolporopollenites megaexactus
|
Canada(NWT) |
Late Maastrichtian |
|