Aenigmapollis |
Aenigmapollis
|
South Dakota |
Paleocene |
|
Aenigmapollis |
Aenigmapollis polyformis
|
South Dakota |
Late Cretaceous |
Paleocene |
Aenigmapollis |
Aenigmapollis polyformis
sp. nov. |
South Dakota |
Paleocene |
|
Alnus |
Alnus
|
Nd |
Nd |
|
Alnus |
Alnus quaternaria
sp. nov. |
South Dakota |
Late Cretaceous |
|
Alnus |
Alnus trina
sp. nov. |
South Dakota |
Paleocene |
|
Alsophilidites |
Alsophilidites kerguelensis
|
South Dakota |
Late Cretaceous |
Paleocene |
Anacolosidites |
Anacolosidites rotundus
sp. nov. |
South Dakota |
Late Cretaceous |
|
Anemia |
Anemia
|
Nd |
Nd |
|
Anemia |
Anemia radiata
|
South Dakota |
Paleocene |
|
Anemia |
Anemia tricornitata
|
South Dakota |
Late Cretaceous |
|
Appendicisporites |
Appendicisporites tricornitatus
|
Nd |
Nd |
|
Aquilapollenites |
Aquilapollenites
|
Nd |
Nd |
|
Aquilapollenites |
Aquilapollenites amplus
|
South Dakota |
Late Cretaceous |
|
Aquilapollenites |
Aquilapollenites delicatus
|
South Dakota |
Late Cretaceous |
|
Aquilapollenites |
Aquilapollenites murus
|
South Dakota |
Late Cretaceous |
|
Aquilapollenites |
Aquilapollenites pulvinus
|
South Dakota |
Late Cretaceous |
|