Calamospora |
Calamospora exigua
|
Arkansas |
Late Chesterian |
Springerian |
Calamospora |
Calamospora exigua
|
Europe |
Namurian A |
|
Camptotriletes |
Camptotriletes cristatus
|
Oklahoma |
Late Mississippian |
|
Chaetosphaerites |
Chaetosphaerites pollenisimilis
|
Oklahoma |
Late Chesterian |
|
Chaetosphaerites |
Chaetosphaerites pollenisimilis
|
Oklahoma |
Springerian |
|
Chaetosphaerites |
Chaetosphaerites pollenisimilis
|
Oklahoma |
Late Chesterian |
Springerian |
Chaetosphaerites |
Chaetosphaerites pollenisimilis
|
Arkansas |
Late Chesterian |
Springerian |
Chaetosphaerites |
Chaetosphaerites pollenisimilis
|
Europe |
Namurian A |
|
Cincturasporites |
Cincturasporites magnus
|
Arkansas |
Springerian |
|
Cincturasporites |
Cincturasporites magnus
|
Oklahoma |
Springerian |
|
Cincturasporites |
Cincturasporites magnus
|
Europe |
Namurian A |
|
Cirratriradites |
Cirratriradites saturni
|
Oklahoma |
Late Mississippian |
|
Cirratriradites |
Cirratriradites saturni
|
Oklahoma |
Late Chesterian |
Morrowan |
Cirratriradites |
Cirratriradites saturni
|
Arkansas |
Late Chesterian |
Morrowan |
Cirratriradites |
Cirratriradites saturni
|
Europe |
Namurian B |
Namurian C |
Crassispora |
Crassispora kosankei
|
Oklahoma |
Springerian |
|
Crassispora |
Crassispora kosankei
|
Oklahoma |
Late Mississippian |
|