Hystricosporites |
Hystricosporites
|
Africa |
Givetian |
Frasnian |
Hystricosporites |
Hystricosporites
|
Scotland |
Eifelian |
Givetian |
Hystricosporites |
Hystricosporites
|
USSR |
Eifelian |
Famennian |
Hystricosporites |
Hystricosporites
|
Australia |
Famennian |
|
Hystricosporites |
Hystricosporites delectabilis
|
Canada |
Frasnian |
|
Hystricosporites |
Hystricosporites delectabilis
|
Africa |
Givetian |
Frasnian |
Lophotriletes |
Lophotriletes coniferus
|
Spitsbergen |
Strunian |
Tournaisian |
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
USSR |
Famennian |
|
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
Spitsbergen |
Strunian |
Tournaisian |
Lycospora |
Lycospora magnifica
|
Canada |
Frasnian |
|
Lycospora |
Lycospora magnifica
|
Africa |
Frasnian |
|
Lycospora |
Lycospora uber
|
Africa |
Givetian |
Frasnian |
Lycospora |
Lycospora uber
|
Spitsbergen |
Tournaisian |
Visean |
Perotrilites |
Perotrilites perinatus
|
Spitsbergen |
Strunian |
Visean |
Reticulatisporites |
Reticulatisporites varioreticulatus
|
Spitsbergen |
Strunian |
Visean |
Rhabdosporites |
Rhabdosporites langii
|
Canada |
Frasnian |
|
Rhabdosporites |
Rhabdosporites langii
|
Africa |
Frasnian |
|