Deltoidospora |
Deltoidospora ornata
|
Alaska |
Late Tournaisian |
Visean |
Deltoidospora |
Deltoidospora subadnatoides
|
Alaska |
Middle Visean |
Late Visean |
Deltoidospora |
Deltoidospora tumida
|
Alaska |
Late Visean |
|
Laevigatosporites |
Laevigatosporites tumidus
|
Alaska |
Late Visean |
|
Densosporites |
Densosporites aculeatus
|
Alaska |
Late Tournaisian |
Middle Visean |
Densosporites |
Densosporites annulatus
|
Alaska |
Late Tournaisian |
Visean |
Densosporites |
Densosporites diatretus
|
Alaska |
Late Tournaisian |
Visean |
Densosporites |
Densosporites duplicatus
|
Alaska |
Late Tournaisian |
Middle Visean |
Densosporites |
Densosporites pseudoannulatus
|
Alaska |
Middle Visean |
|
Densosporites |
Densosporites rarispinosus
|
Alaska |
Late Tournaisian |
Middle Visean |
Densosporites |
Densosporites regalis
|
Alaska |
Late Tournaisian |
Visean |
Densosporites |
Densosporites spinifer
|
Alaska |
Middle Visean |
|
Densosporites |
Densosporites steinii
sp. nov. |
Alaska |
Visean |
|
Densosporites |
Densosporites sp
|
Alaska |
Visean |
|
Densosporites |
Densosporites subserratus
|
Alaska |
Middle Visean |
|
Densosporites |
Densosporites tenuis
|
Alaska |
Late Tournaisian |
Visean |
Densosporites |
Densosporites undulatus
sp. nov. |
Alaska |
Late Tournaisian |
Visean |