Savitrisporites |
Savitrisporites nux
|
Illinois |
Late Morrowan |
Early Atokan |
Spackmanites |
Spackmanites habibii
|
Illinois |
Late Morrowan |
Early Atokan |
Spinosporites |
Spinosporites exiguus
|
Illinois |
Early Missourian |
|
Thymospora |
Thymospora pseudothiessenii
|
Illinois |
Late Desmoinesian |
|
Thymospora |
Thymospora thiessenii
|
Illinois |
Early Atokan |
|
Triquitrites |
Triquitrites bransonii
|
Illinois |
Late Morrowan |
Early Missourian |
Triquitrites |
Triquitrites crassus
|
Illinois |
Late Desmoinesian |
Early Missourian |
Triquitrites |
Triquitrites exiguus
|
Illinois |
Late Desmoinesian |
|
Triquitrites |
Triquitrites spinosus
|
Illinois |
Late Desmoinesian |
|
Tuberculatosporites |
Tuberculatosporites robustus
|
Illinois |
Late Desmoinesian |
Early Missourian |
Verrucosisporites |
Verrucosisporites microtuberosus
|
Illinois |
Late Morrowan |
Early Atokan |
Verrucosisporites |
Verrucosisporites sp
|
Illinois |
Late Desmoinesian |
Early Missourian |
Vesicaspora |
Vesicaspora wilsonii
|
Illinois |
Late Desmoinesian |
|
Vestispora |
Vestispora costata
|
Illinois |
Early Atokan |
|
Vestispora |
Vestispora fenestrata
|
Illinois |
Late Morrowan |
Early Atokan |
Vestispora |
Vestispora irregularis
|
Illinois |
Early Atokan |
|
Vestispora |
Vestispora laevigata
|
Illinois |
Late Morrowan |
Late Desmoinesian |