Tricolpites |
Tricolpites barathrum
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpites |
Tricolpites psilatus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpites |
Tricolpites varius
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpopollenites |
Tricolpopollenites apertus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpopollenites |
Tricolpopollenites exinous
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpopollenites |
Tricolpopollenites glomerosus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpopollenites |
Tricolpopollenites macroclavatus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpopollenites |
Tricolpopollenites microclavatus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpopollenites |
Tricolpopollenites pseudomaturensis
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolpopollenites |
Tricolpopollenites trilobatus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolporopollenites |
Tricolporopollenites breviconulus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolporopollenites |
Tricolporopollenites circularius
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolporopollenites |
Tricolporopollenites cretacius
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolporopollenites |
Tricolporopollenites globus
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolporopollenites |
Tricolporopollenites kruschi
|
South Dakota |
Late Cretaceous |
Early Paleocene |
Tricolporopollenites |
Tricolporopollenites kruschi
|
South Dakota |
Early Paleocene |
Late Cretaceous |
Tricolporopollenites |
Tricolporopollenites problematicus
|
South Dakota |
Late Cretaceous |
Early Paleocene |