Calamospora |
Calamospora microrugosa
|
Illinois |
Early Westphalian B |
|
Calamospora |
Calamospora microrugosa
|
Poland |
Middle Visean |
Namurian C |
Calamospora |
Calamospora pedata
|
Illinois |
Westphalian B |
Stephanian |
Calamospora |
Calamospora pedata
|
Poland |
Namurian C |
Westphalian D |
Cingulizonates |
Cingulizonates asteroides
|
Poland |
Namurian B |
Westphalian B |
Cingulizonates |
Cingulizonates karczewskii
|
Poland |
Namurian C |
Early Westphalian B |
Cirratriradites |
Cirratriradites difformis
|
Illinois |
Westphalian B |
|
Cirratriradites |
Cirratriradites rotatus
|
Illinois |
Westphalian B |
|
Densosporites |
Densosporites glandulosus
|
Illinois |
Early Westphalian B |
|
Densosporites |
Densosporites granularis
|
Illinois |
Early Westphalian B |
|
Densosporites |
Densosporites granularis
|
Poland |
Namurian B |
Westphalian D |
Densosporites |
Densosporites granulosus
|
Poland |
Late Visean |
Westphalian B |
Densosporites |
Densosporites indignabundus
|
Illinois |
Westphalian A |
|
Densosporites |
Densosporites indignabundus
|
Poland |
Namurian C |
Westphalian B |
Densosporites |
Densosporites reynoldsburgensis
|
Illinois |
Westphalian B |
|
Densosporites |
Densosporites reynoldsburgensis
|
Poland |
Namurian B |
Westphalian D |
Densosporites |
Densosporites sphaerotriangularis
|
Illinois |
Westphalian B |
|