Cincturasporites |
Cincturasporites appendices
|
Spitsbergen |
Tournaisian |
Early Namurian |
Cincturasporites |
Cincturasporites appendices
|
USSR |
Tournaisian |
Early Namurian |
Cincturasporites |
Cincturasporites appendices
|
Canada(NWT,Mackenzie) |
Late Mississippian |
Namurian A |
Cirratriradites |
Cirratriradites elegans
|
Spitsbergen |
Tournaisian |
Early Namurian |
Cirratriradites |
Cirratriradites elegans
|
USSR |
Tournaisian |
Early Namurian |
Cirratriradites |
Cirratriradites solaris
|
Spitsbergen |
Tournaisian |
Early Namurian |
Cirratriradites |
Cirratriradites solaris
|
USSR |
Tournaisian |
Early Namurian |
Densosporites |
Densosporites bialatus
|
Spitsbergen |
Tournaisian |
Early Namurian |
Densosporites |
Densosporites bialatus
|
USSR |
Tournaisian |
Early Namurian |
Densosporites |
Densosporites duplicatus
|
Spitsbergen |
Tournaisian |
Early Namurian |
Densosporites |
Densosporites duplicatus
|
USSR |
Tournaisian |
Early Namurian |
Diatomozonotriletes |
Diatomozonotriletes saetosus
|
Spitsbergen |
Tournaisian |
Early Namurian |
Diatomozonotriletes |
Diatomozonotriletes saetosus
|
USSR |
Tournaisian |
Early Namurian |
Euryzonotriletes |
Euryzonotriletes hederatus
|
Spitsbergen |
Tournaisian |
Early Namurian |
Euryzonotriletes |
Euryzonotriletes hederatus
|
USSR |
Tournaisian |
Early Namurian |
Euryzonotriletes |
Euryzonotriletes hederatus
|
USSR(Ukrainian SSR) |
Tournaisian |
Visean |
Euryzonotriletes |
Euryzonotriletes hederatus
|
USSR |
Tournaisian |
Early Namurian |