Calamospora |
Calamospora breviradiata
|
Utah |
Desmoinesian |
|
Calamospora |
Calamospora flexilis
|
Utah |
Missourian |
|
Calamospora |
Calamospora sp
|
Utah |
Desmoinesian |
|
Calamospora |
Calamospora straminea
|
Utah |
Desmoinesian |
|
Cirratriradites |
Cirratriradites annulatus
|
Utah |
Desmoinesian |
|
Cirratriradites |
Cirratriradites annuliformis
|
Utah |
Desmoinesian |
|
Cirratriradites |
Cirratriradites sp
|
Utah |
Desmoinesian |
|
Complexisporites |
Complexisporites sp
|
Utah |
Desmoinesian |
|
Convolutispora |
Convolutispora sp
|
Utah |
Desmoinesian |
|
Cyclogranisporites |
Cyclogranisporites microgranus
|
Utah |
Desmoinesian |
|
Densosporites |
Densosporites triangularis
|
Utah |
Desmoinesian |
|
Endosporites |
Endosporites
|
Utah |
Missourian |
|
Florinites |
Florinites antiquus
|
Utah |
Desmoinesian |
|
Florinites |
Florinites sp
|
Utah |
Desmoinesian |
|
Illinites |
Illinites sp
|
Utah |
Desmoinesian |
|
Illinites |
Illinites unicus
|
Utah |
Desmoinesian |
|
Knoxisporites |
Knoxisporites stephanophorus
|
Utah |
Desmoinesian |
|