Biharisporites |
Biharisporites macromanifestus
|
USSR(Arkhangelsk Oblast) |
Frasnian |
|
Densosporites |
Densosporites bellus
|
USSR(Arkhangelsk Oblast) |
Early Frasnian |
|
Densosporites |
Densosporites domanicus
|
USSR(Arkhangelsk Oblast) |
Early Frasnian |
|
Densosporites |
Densosporites krestovnikovi
|
USSR(Arkhangelsk Oblast) |
Early Frasnian |
|
Densosporites |
Densosporites tichomirovii
|
USSR(Arkhangelsk Oblast) |
Frasnian |
|
Ancyrospora |
Ancyrospora deliquescens
|
USSR(Arkhangelsk Oblast) |
Frasnian |
|
Ancyrospora |
Ancyrospora incisus
|
USSR(Arkhangelsk Oblast) |
Early Frasnian |
|
Perotrilites |
Perotrilites spinosus
|
USSR(Arkhangelsk Oblast) |
Early Frasnian |
|
Perotrilites |
Perotrilites varius
|
USSR(Arkhangelsk Oblast) |
Frasnian |
|
Perotrilites |
Perotrilites hopericus
|
USSR(Arkhangelsk Oblast) |
Late Frasnian |
|
Diaphanospora |
Diaphanospora rugosa
|
USSR(Arkhangelsk Oblast) |
Late Frasnian |
|
Grandispora |
Grandispora dentata
|
USSR(Arkhangelsk Oblast) |
Frasnian |
|
Auroraspora |
Auroraspora ornata
|
USSR(Arkhangelsk Oblast) |
Late Frasnian |
|
Auroraspora |
Auroraspora speciosa
|
USSR(Arkhangelsk Oblast) |
Late Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus menneri
|
USSR(Arkhangelsk Oblast) |
Frasnian |
|
Archaeozonotriletes |
Archaeozonotriletes retiformis
|
USSR(Arkhangelsk Oblast) |
Early Frasnian |
|
Archaeozonotriletes |
Archaeozonotriletes perlotus
|
USSR(Arkhangelsk Oblast) |
Early Frasnian |
|