Microreticulatisporites |
Microreticulatisporites nobilis
|
Illinois |
Late Desmoinesian |
|
Microreticulatisporites |
Microreticulatisporites sulcatus
|
Illinois |
Late Desmoinesian |
Early Missourian |
Laevigatosporites |
Laevigatosporites desmoinesensis
|
Illinois |
Late Morrowan |
Late Desmoinesian |
Laevigatosporites |
Laevigatosporites globosus
|
Illinois |
Early Missourian |
|
Laevigatosporites |
Laevigatosporites medius
|
Illinois |
Late Morrowan |
Early Missourian |
Laevigatosporites |
Laevigatosporites ovalis
|
Illinois |
Early Atokan |
Early Missourian |
Laevigatosporites |
Laevigatosporites vulgaris
|
Illinois |
Late Desmoinesian |
Early Missourian |
Latosporites |
Latosporites minutus
|
Illinois |
Late Desmoinesian |
Early Missourian |
Lophotriletes |
Lophotriletes commissuralis
|
Illinois |
Early Missourian |
|
Lophotriletes |
Lophotriletes gibbosus
|
Illinois |
Late Morrowan |
Early Atokan |
Lophotriletes |
Lophotriletes microsaetosus
|
Illinois |
Early Atokan |
|
Lycospora |
Lycospora granulata
|
Illinois |
Late Morrowan |
Early Missourian |
Lycospora |
Lycospora micropapillata
|
Illinois |
Late Morrowan |
Early Atokan |
Lycospora |
Lycospora noctuina
|
Illinois |
Early Atokan |
|
Lycospora |
Lycospora pellucida
|
Illinois |
Late Morrowan |
Early Atokan |
Lycospora |
Lycospora pusilla
|
Illinois |
Late Morrowan |
Late Desmoinesian |
Lycospora |
Lycospora rotunda
|
Illinois |
Late Morrowan |
Late Desmoinesian |