Acanthotriletes |
Acanthotriletes raptus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Ancyrospora |
Ancyrospora langii
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Ancyrospora |
Ancyrospora reuta
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Ancyrospora |
Ancyrospora trocha
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Apiculiretusispora |
Apiculiretusispora sp
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Archaeozonotrilites |
Archaeozonotrilites columnus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Archaeozonotrilites |
Archaeozonotrilites meandricus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Archaeozonotrilites |
Archaeozonotrilites variabilis
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Aulicosporites |
Aulicosporites aulicus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Aulicosporites |
Aulicosporites vitabilis
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Biharisporites |
Biharisporites sp
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Bullatisporites |
Bullatisporites bullatus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Bullatisporites |
Bullatisporites emsiensis
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Calamospora |
Calamospora microrugosa
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Calamospora |
Calamospora nigrata
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Calyptosporites |
Calyptosporites indolatus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Calyptosporites |
Calyptosporites optivus
|
Spitsbergen |
Early Devonian |
Middle Devonian |