Gymnodinium |
Gymnodinium nelsonense
|
South Dakota |
Paleocene |
|
Palaeocystodinium |
Palaeocystodinium golzowense
|
South Dakota |
Paleocene |
|
Spinidinium |
Spinidinium densispinatum
sp. nov. |
South Dakota |
Paleocene |
|
Spinidinium |
Spinidinium microceratum
sp. nov. |
South Dakota |
Paleocene |
|
Areoligera |
Areoligera senonensis
|
South Dakota |
Paleocene |
|
Cyclonephelium |
Cyclonephelium lemniscatum
sp. nov. |
South Dakota |
Paleocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium colligerum
|
South Dakota |
Paleocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium inodes
|
South Dakota |
Paleocene |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
South Dakota |
Paleocene |
|
Micrhystridium |
Micrhystridium piliferum
|
South Dakota |
Paleocene |
|
Pterospermopsis |
Pterospermopsis australiensis
|
South Dakota |
Paleocene |
|
Pediastrum |
Pediastrum boryanum
|
South Dakota |
Paleocene |
|
Tricolpites |
Tricolpites parvus
sp. nov. |
South Dakota |
Paleocene |
|
Wodehouseia |
Wodehouseia fimbriata
|
South Dakota |
Paleocene |
|
Wodehouseia |
Wodehouseia spinata
|
South Dakota |
Paleocene |
|
Deltoidospora |
Deltoidospora diaphana
|
South Dakota |
Late Cretaceous |
Paleocene |
Aenigmapollis |
Aenigmapollis polyformis
sp. nov. |
South Dakota |
Paleocene |
|