Dibolisporites |
Dibolisporites gibberosus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Emphanisporites |
Emphanisporites neglectus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Geminospora |
Geminospora spinosa
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Geminospora |
Geminospora svalbardiae
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Geminospora |
Geminospora tuberculata
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Grandispora |
Grandispora diamphida
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Grandispora |
Grandispora inculta
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Granulatisporites |
Granulatisporites muninensis
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Hystricosporites |
Hystricosporites corystus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Hystricosporites |
Hystricosporites monosaccus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Hystricosporites |
Hystricosporites porcatus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Hystricosporites |
Hystricosporites porrectus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Hystricosporites |
Hystricosporites sp
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Leiotriletes |
Leiotriletes parvus
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Leiotriletes |
Leiotriletes pyramidalis
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Nikitinsporites |
Nikitinsporites spitsbergensis
|
Spitsbergen |
Early Devonian |
Middle Devonian |
Perotrilites |
Perotrilites ergatus
|
Spitsbergen |
Early Devonian |
Middle Devonian |