Ibrahimispores |
Ibrahimispores brevispinosus
|
Nd |
Nd |
|
Knoxisporites |
Knoxisporites cinctus
|
Alaska |
Middle Visean |
Late Visean |
Knoxisporites |
Knoxisporites hederatus
|
Alaska |
Late Tournaisian |
Early Visean |
Knoxisporites |
Knoxisporites literatus
|
Alaska |
Late Tournaisian |
Visean |
Knoxisporites |
Knoxisporites platyradiatus
sp. nov. |
Alaska |
Late Visean |
|
Knoxisporites |
Knoxisporites ruhlandii
|
Alaska |
Middle Visean |
Late Visean |
Knoxisporites |
Knoxisporites seniradiatus
|
Alaska |
Late Visean |
|
Knoxisporites |
Knoxisporites triangularis
|
Alaska |
Late Tournaisian |
Early Visean |
Knoxisporites |
Knoxisporites triradiatus
|
Alaska |
Late Visean |
|
Labiadensites |
Labiadensites canaliculatus
|
Spitsbergen |
Tournaisian |
|
Labiadensites |
Labiadensites fimbriatus
|
Alaska |
Late Tournaisian |
Visean |
Labiadensites |
Labiadensites labiatus
|
Alaska |
Late Tournaisian |
Early Visean |
Labiadensites |
Labiadensites labiatus
|
Spitsbergen |
Tournaisian |
|
Labiadensites |
Labiadensites orbiculatus
|
USSR(Russian Platform) |
Early Carboniferous |
|
Labiadensites |
Labiadensites sp.1 Ravn,1991
sp. nov. |
Alaska |
Late Tournaisian |
Middle Visean |
Laevigatosporites |
Laevigatosporites contactus
|
Alaska |
Late Visean |
|
Laevigatosporites |
Laevigatosporites minor
|
Alaska |
Late Tournaisian |
Visean |