Grandispora |
Grandispora echinata
|
Oklahoma |
Late Chesterian |
Springerian |
Grandispora |
Grandispora echinata
|
Arkansas |
Late Chesterian |
Springerian |
Grandispora |
Grandispora echinata
|
Europe |
Namurian A |
|
Grandispora |
Grandispora spinosa
|
Oklahoma |
Late Chesterian |
|
Grandispora |
Grandispora spinosa
|
Oklahoma |
Springerian |
|
Grandispora |
Grandispora spinosa
|
Oklahoma |
Late Chesterian |
Springerian |
Grandispora |
Grandispora spinosa
|
Arkansas |
Late Chesterian |
Springerian |
Grandispora |
Grandispora spinosa
|
Europe |
Namurian A |
|
Ibrahimispores |
Ibrahimispores brevispinosus
|
Oklahoma |
Early Pennsylvanian |
|
Knoxisporites |
Knoxisporites danzei
|
Oklahoma |
Early Pennsylvanian |
|
Knoxisporites |
Knoxisporites dissidius
|
Oklahoma |
Late Mississippian |
|
Knoxisporites |
Knoxisporites inconspicuus
|
Oklahoma |
Springerian |
|
Knoxisporites |
Knoxisporites stephanophorus
|
Oklahoma |
Late Mississippian |
|
Knoxisporites |
Knoxisporites stephanophorus
|
Oklahoma |
Early Pennsylvanian |
|
Knoxisporites |
Knoxisporites triradiatus
|
Oklahoma |
Late Mississippian |
|
Laevigatosporites |
Laevigatosporites desmoinesensis
|
Oklahoma |
Late Chesterian |
Morrowan |
Laevigatosporites |
Laevigatosporites desmoinesensis
|
Arkansas |
Late Chesterian |
Morrowan |