Calamospora |
Calamospora microrugosa
|
France(Maine-et-Loire) |
Middle Siegenian |
Emsian |
Calamospora |
Calamospora microrugosa
|
France(Maine-et-Loire) |
Early Siegenian |
Emsian |
Calamospora |
Calamospora microrugosa
|
Spitsbergen |
Siegenian |
Emsian |
Calamospora |
Calamospora microrugosa
|
Spitsbergen |
Carboniferous |
|
Calamospora |
Calamospora microrugosa
|
Canada(Alberta) |
Middle Frasnian |
|
Calyptosporites |
Calyptosporites optivus
|
France(Maine-et-Loire) |
Middle Siegenian |
Late Siegenian |
Calyptosporites |
Calyptosporites optivus
|
Spitsbergen |
Givetian |
|
Calyptosporites |
Calyptosporites velatus
|
France(Maine-et-Loire) |
Middle Siegenian |
Late Siegenian |
Calyptosporites |
Calyptosporites velatus
|
France(Maine-et-Loire) |
Emsian |
|
Calyptosporites |
Calyptosporites velatus
|
Scotland |
Late Eifelian |
Givetian |
Calyptosporites |
Calyptosporites velatus
|
Canada |
Emsian |
Early Eifelian |
Calyptosporites |
Calyptosporites velatus
|
USSR(Russian Platform) |
Middle Givetian |
Late Givetian |
Camptotriletes |
Camptotriletes verrucosus
|
France(Maine-et-Loire) |
Emsian |
|
Camptotriletes |
Camptotriletes verrucosus
|
France(Maine-et-Loire) |
Late Siegenian |
|
Camptotriletes |
Camptotriletes verrucosus
|
Scotland |
Eifelian |
Givetian |
Camptotriletes |
Camptotriletes verrucosus
|
Scotland |
Carboniferous |
|
Cingulizonates |
Cingulizonates communis
sp. nov. |
France(Maine-et-Loire) |
Late Siegenian |
Emsian |