Spackmanites |
Spackmanites habibii
|
Illinois |
Late Morrowan |
Early Atokan |
Spackmanites |
Spackmanites habibii
|
Kentucky |
Early Atokan |
Late Atokan |
Spackmanites |
Spackmanites habibii
|
Tennessee |
Atokan |
|
Spinosporites |
Spinosporites exiguus
|
Illinois |
Early Missourian |
|
Spinosporites |
Spinosporites exiguus
|
Kentucky |
Late Atokan |
|
Spinosporites |
Spinosporites exiguus
|
Tennessee |
Atokan |
|
Spinosporites |
Spinosporites exiguus
|
Missouri |
Desmoinesian |
Early Missourian |
Spinosporites |
Spinosporites exiguus
|
Ohio |
Desmoinesian |
Early Missourian |
Thymospora |
Thymospora obscura
|
Ohio |
Desmoinesian |
Early Missourian |
Thymospora |
Thymospora pseudothiessenii
|
Indiana |
Late Desmoinesian |
|
Thymospora |
Thymospora pseudothiessenii
|
Illinois |
Late Desmoinesian |
|
Thymospora |
Thymospora pseudothiessenii
|
Oklahoma |
Desmoinesian |
|
Thymospora |
Thymospora pseudothiessenii
|
Kansas |
Late Desmoinesian |
Early Missourian |
Thymospora |
Thymospora pseudothiessenii
|
Missouri |
Late Desmoinesian |
|
Thymospora |
Thymospora pseudothiessenii
|
Ohio |
Desmoinesian |
|
Thymospora |
Thymospora pseudothiessenii
|
Pennsylvania |
Late Desmoinesian |
|
Thymospora |
Thymospora thiessenii
|
Illinois |
Early Atokan |
|