Acritarch |
Acritarch form a
sp. nov. |
California |
Middle Cenomanian |
|
Acritarch |
Acritarch form b
sp. nov. |
California |
Middle Cenomanian |
|
Aequitriradites |
Aequitriradites sp
|
California |
Middle Albian |
|
Alisporites |
Alisporites bilateralis
|
California |
Middle Albian |
|
Alisporites |
Alisporites grandis
|
California |
Middle Albian |
|
Alisporites |
Alisporites sp
|
California |
Middle Albian |
|
Anemia |
Anemia exilioides
|
California |
Middle Albian |
|
Appendicisporites |
Appendicisporites auritus
|
California |
Middle Cenomanian |
|
Appendicisporites |
Appendicisporites bilateralis
|
California |
Middle Albian |
Middle Cenomanian |
Appendicisporites |
Appendicisporites unicus
|
California |
Middle Cenomanian |
|
Balmeiopsis |
Balmeiopsis limbatus
|
California |
Middle Albian |
Middle Cenomanian |
Balmeisporites |
Balmeisporites auriculatus
|
Nd |
Nd |
|
Balmeisporites |
Balmeisporites glenelgensis
|
California |
Middle Cenomanian |
|
Callialasporites |
Callialasporites dampieri
|
California |
Middle Cenomanian |
|
Callialasporites |
Callialasporites sp
|
California |
Middle Albian |
|
Cicatricosisporites |
Cicatricosisporites augustus
|
California |
Middle Cenomanian |
|
Cicatricosisporites |
Cicatricosisporites crassiterminatus
|
California |
Middle Cenomanian |
|