Triquitrites |
Triquitrites trivalvis
|
China(Kansu) |
Namurian |
|
Triquitrites |
Triquitrites trivalvis
|
China(Shanxi) |
Namurian |
|
Triquitrites |
Triquitrites trivalvis
|
British Isles |
Namurian |
|
Triquitrites |
Triquitrites trivalvis
|
Ukraine |
Namurian |
|
Triquitrites |
Triquitrites trivalvis
|
Poland |
Namurian |
|
Tumulispora |
Tumulispora rarituberculata
|
China(Kansu) |
Tournaisian |
|
Tumulispora |
Tumulispora rarituberculata
|
Ukraine |
Tournaisian |
|
Tumulispora |
Tumulispora rarituberculata
|
China(Shanxi) |
Tournaisian |
|
Tumulispora |
Tumulispora rarituberculata
|
Poland |
Tournaisian |
|
Tumulispora |
Tumulispora rarituberculata
|
British Isles |
Tournaisian |
|
Umbonatisporites |
Umbonatisporites distinctus
|
China(Kansu) |
Tournaisian |
Visean |
Umbonatisporites |
Umbonatisporites distinctus
|
China(Shanxi) |
Tournaisian |
Visean |
Umbonatisporites |
Umbonatisporites distinctus
|
Ukraine |
Tournaisian |
Visean |
Umbonatisporites |
Umbonatisporites distinctus
|
China(Kansu) |
Tournaisian |
Visean |
Umbonatisporites |
Umbonatisporites distinctus
|
China(Shanxi) |
Tournaisian |
Visean |
Umbonatisporites |
Umbonatisporites distinctus
|
British Isles |
Tournaisian |
Visean |
Umbonatisporites |
Umbonatisporites distinctus
|
Poland |
Tournaisian |
Visean |