Calamospora |
Calamospora flava
|
Ohio |
Desmoinesian |
|
Calamospora |
Calamospora hartungiana
|
Pennsylvania |
Desmoinesian |
|
Calamospora |
Calamospora hartungiana
|
Ohio |
Desmoinesian |
Missourian |
Calamospora |
Calamospora liquida
|
Ohio |
Desmoinesian |
Missourian |
Calamospora |
Calamospora mutabilis
|
Ohio |
Desmoinesian |
Missourian |
Calamospora |
Calamospora parva
|
Ohio |
Desmoinesian |
|
Calamospora |
Calamospora parva
|
Ohio |
Desmoinesian |
|
Calamospora |
Calamospora pedata
|
Pennsylvania |
Desmoinesian |
|
Calamospora |
Calamospora pedata
|
Ohio |
Desmoinesian |
Missourian |
Calamospora |
Calamospora sp
|
Pennsylvania |
Desmoinesian |
|
Calamospora |
Calamospora sp
|
Ohio |
Desmoinesian |
Missourian |
Cappasporites |
Cappasporites sp
|
Ohio |
Desmoinesian |
|
Cirratriradites |
Cirratriradites annulatus
|
Ohio |
Desmoinesian |
|
Cirratriradites |
Cirratriradites annuliformis
|
Pennsylvania |
Desmoinesian |
|
Cirratriradites |
Cirratriradites annuliformis
|
Ohio |
Desmoinesian |
|
Cirratriradites |
Cirratriradites maculatus
|
Ohio |
Desmoinesian |
|
Cirratriradites |
Cirratriradites megaspinosus
|
Ohio |
Missourian |
|