Acanthotriletes |
Acanthotriletes sp
|
Oregon |
Albian |
Cenomanian |
Acanthotriletes |
Acanthotriletes varispinosus
|
Oregon |
Early Cretaceous |
|
Acanthotriletes |
Acanthotriletes varispinosus
|
Oregon |
Early Cretaceous |
Turonian |
Aequitriradites |
Aequitriradites spinulosus
|
Oregon |
Early Cretaceous |
Turonian |
Aequitriradites |
Aequitriradites spinulosus
|
Oregon |
Early Cretaceous |
Turonian |
Aesculiidites |
Aesculiidites dubius
|
Oregon |
Early Cretaceous |
|
Alnipollenites |
Alnipollenites sp
|
Oregon |
Senonian |
Early Tertiary |
Alterbia |
Alterbia minor
|
Oregon |
Cenomanian |
Santonian |
Alterbia |
Alterbia sp
|
Oregon |
Campanian |
|
Anacolosidites |
Anacolosidites sp
|
Oregon |
Campanian |
|
Antulsporites |
Antulsporites
|
Oregon |
Cenomanian |
Turonian |
Antulsporites |
Antulsporites distalverrucatus
|
Oregon |
Albian |
Cenomanian |
Antulsporites |
Antulsporites sp
|
Oregon |
Early Cretaceous |
Turonian |
Antulsporites |
Antulsporites sp
|
Oregon |
Cenomanian |
Turonian |
Appendicisporites |
Appendicisporites bilateralis
|
Oregon |
Albian |
Cenomanian |
Appendicisporites |
Appendicisporites jansonii
|
Oregon |
Albian |
Cenomanian |
Appendicisporites |
Appendicisporites jansonii
|
Oregon |
Albian |
Cenomanian |