Tuberculatosporites |
Tuberculatosporites robustus
|
Missouri |
Desmoinesian |
|
Tuberculatosporites |
Tuberculatosporites robustus
|
Ohio |
Early Missourian |
|
Verrucosisporites |
Verrucosisporites donari
|
Ohio |
Early Desmoinesian |
|
Verrucosisporites |
Verrucosisporites grandiverrucosus
|
Oklahoma |
Early Missourian |
|
Verrucosisporites |
Verrucosisporites henshawensis
|
Ohio |
Early Missourian |
|
Verrucosisporites |
Verrucosisporites microtuberosus
|
Indiana |
Early Atokan |
|
Verrucosisporites |
Verrucosisporites microtuberosus
|
Illinois |
Late Morrowan |
Early Atokan |
Verrucosisporites |
Verrucosisporites microtuberosus
|
Arkansas |
Late Morrowan |
|
Verrucosisporites |
Verrucosisporites microtuberosus
|
Kentucky |
Late Morrowan |
Late Atokan |
Verrucosisporites |
Verrucosisporites microtuberosus
|
West Virginia |
Late Morrowan |
|
Verrucosisporites |
Verrucosisporites microtuberosus
|
Tennessee |
Atokan |
|
Verrucosisporites |
Verrucosisporites microtuberosus
|
Oklahoma |
Desmoinesian |
Early Missourian |
Verrucosisporites |
Verrucosisporites microtuberosus
|
Kansas |
Early Desmoinesian |
|
Verrucosisporites |
Verrucosisporites microtuberosus
|
Missouri |
Early Desmoinesian |
|
Verrucosisporites |
Verrucosisporites microtuberosus
|
Ohio |
Desmoinesian |
Early Missourian |
Verrucosisporites |
Verrucosisporites morulatus
|
Ohio |
Early Desmoinesian |
|
Verrucosisporites |
Verrucosisporites sifati
|
Kentucky |
Late Atokan |
|