Kosankeisporites |
Kosankeisporites elegans
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites clendeningii
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites desmoinesensis
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites desmoinesensis
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites globosus
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites globosus
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites latus
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites latus
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites medius
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites medius
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites minutus
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites minutus
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites ovalis
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites ovalis
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites punctatus
|
Pennsylvania |
Desmoinesian |
|
Laevigatosporites |
Laevigatosporites punctatus
|
Ohio |
Desmoinesian |
Missourian |
Laevigatosporites |
Laevigatosporites subovalis
|
Ohio |
Desmoinesian |
Missourian |