Alatisporites |
Alatisporites pustulatus
|
Arkansas |
Westphalian A |
Early Westphalian B |
Bellispores |
Bellispores sp
|
Arkansas |
Namurian C |
Early Westphalian B |
Calamospora |
Calamospora hartungiana
|
Arkansas |
Early Westphalian B |
|
Cingulizonates |
Cingulizonates loricatus
|
Arkansas |
Middle Namurian A |
Westphalian A |
Cirratriradites |
Cirratriradites difformis
|
Arkansas |
Namurian C |
Early Westphalian B |
Cirratriradites |
Cirratriradites saturni
|
Arkansas |
Middle Namurian A |
Late Namurian A |
Cirratriradites |
Cirratriradites saturni
|
Arkansas |
Early Westphalian A |
|
Crassispora |
Crassispora kosankei
|
Arkansas |
Namurian C |
Early Westphalian B |
Cristatisporites |
Cristatisporites indignabundus
|
Arkansas |
Namurian B |
Early Westphalian B |
Densosporites |
Densosporites intermedius
|
Arkansas |
Early Namurian B |
|
Densosporites |
Densosporites pseudoannulatus
|
Arkansas |
Early Namurian B |
|
Densosporites |
Densosporites sp
|
Arkansas |
Namurian C |
Early Westphalian B |
Dictyotriletes |
Dictyotriletes bireticulatus
|
Arkansas |
Westphalian A |
Early Westphalian B |
Dictyotriletes |
Dictyotriletes falsus
|
Arkansas |
Westphalian A |
|
Dictyotriletes |
Dictyotriletes muricatus
|
Arkansas |
Middle Namurian A |
|
Dictyotriletes |
Dictyotriletes muricatus
|
Arkansas |
Westphalian A |
Early Westphalian B |
Endosporites |
Endosporites globiformis
|
Arkansas |
Westphalian A |
Early Westphalian B |