Abietineaepollenites |
Abietineaepollenites microreticulatus
|
Oklahoma |
Early Cretaceous |
|
Acritarch |
Acritarch sp
|
Oklahoma |
Early Cretaceous |
|
Aequitriradites |
Aequitriradites ornatus
|
Oklahoma |
Early Cretaceous |
|
Aequitriradites |
Aequitriradites spinulosus
|
Oklahoma |
Early Cretaceous |
|
Ahrensisporites |
Ahrensisporites sp
|
Oklahoma |
Early Cretaceous |
|
Alisporites |
Alisporites grandis
|
Oklahoma |
Early Cretaceous |
|
Alisporites |
Alisporites sp
|
Oklahoma |
Early Cretaceous |
|
Alisporites |
Alisporites validus
|
Oklahoma |
Early Cretaceous |
|
Anemia |
Anemia exilioides
|
Oklahoma |
Early Cretaceous |
|
Antulsporites |
Antulsporites distaverrucosus
|
Oklahoma |
Early Cretaceous |
|
Apiculatisporis |
Apiculatisporis sp
|
Oklahoma |
Early Cretaceous |
|
Appendicisporites |
Appendicisporites degeneratus
|
Oklahoma |
Early Cretaceous |
|
Appendicisporites |
Appendicisporites erdtmannii
|
Oklahoma |
Early Cretaceous |
|
Appendicisporites |
Appendicisporites jansonii
|
Oklahoma |
Early Cretaceous |
|
Appendicisporites |
Appendicisporites potomacensis
|
Oklahoma |
Early Cretaceous |
|
Appendicisporites |
Appendicisporites problematicus
|
Oklahoma |
Early Cretaceous |
|
Appendicisporites |
Appendicisporites segmentus
|
Oklahoma |
Early Cretaceous |
|