Archaeoperisaccus |
Archaeoperisaccus opiparus
|
Canada(Arctic) |
Early Givetian |
Frasnian |
Archaeoperisaccus |
Archaeoperisaccus ovalis
|
Canada(Arctic) |
Early Givetian |
Frasnian |
Archaeoperisaccus |
Archaeoperisaccus timanicus
|
Canada(Arctic) |
Early Givetian |
Frasnian |
Chelinospora |
Chelinospora concinna
|
Canada(Arctic) |
Frasnian |
|
Contagisporites |
Contagisporites optivus
|
Canada(Arctic) |
Frasnian |
|
Cornispora |
Cornispora varicornata
|
Canada(Arctic) |
Early Givetian |
Frasnian |
Cristatisporites |
Cristatisporites triangulatus
|
Canada(Arctic) |
Frasnian |
|
Cymbosporites |
Cymbosporites magnificus
|
Canada(Arctic) |
Frasnian |
|
Cyrtospora |
Cyrtospora cristifera
|
Canada(Arctic) |
Early Givetian |
Frasnian |
Densosporites |
Densosporites devonicus
|
Canada(Arctic) |
Frasnian |
|
Geminospora |
Geminospora lemurata
|
Canada(Arctic) |
Early Givetian |
|
Geminospora |
Geminospora lemurata
|
Canada(Arctic) |
Early Givetian |
|
Hymenozonotriletes |
Hymenozonotriletes deliquescens
|
Canada(Arctic) |
Early Givetian |
Frasnian |
Perotrilites |
Perotrilites heclaensis
|
Canada(Arctic) |
Early Givetian |
|