Cymbosporites |
Cymbosporites cyathus
|
Canada(Arctic) |
Eifelian |
Givetian |
Corystisporites |
Corystisporites robustus
|
Canada(Arctic) |
Eifelian |
Givetian |
Corystisporites |
Corystisporites multispinosus
|
Canada(Arctic) |
Eifelian |
Givetian |
Corystisporites |
Corystisporites collaris
|
Canada(Arctic) |
Eifelian |
Givetian |
Retusotriletes |
Retusotriletes brevidenticulatus
|
Canada(Arctic) |
Eifelian |
Givetian |
Cristatisporites |
Cristatisporites praetervisus
|
Canada(Arctic) |
Eifelian |
Givetian |
Cristatisporites |
Cristatisporites conannulatus
|
Canada(Arctic) |
Eifelian |
Givetian |
Cristatisporites |
Cristatisporites mediconus
|
Canada(Arctic) |
Eifelian |
Givetian |
Cristatisporites |
Cristatisporites naumovae
|
Canada(Arctic) |
Givetian |
|
Hymenozonotriletes |
Hymenozonotriletes praetervisus
|
Canada(Arctic) |
Eifelian |
Givetian |
Samarisporites |
Samarisporites mediconus
|
Canada(Arctic) |
Eifelian |
Givetian |
Asperispora |
Asperispora naumovae
|
Canada(Arctic) |
Givetian |
|
Lycospora |
Lycospora magnifica
|
Canada(Arctic) |
Middle Givetian |
|
Lycospora |
Lycospora rugulatus
|
Canada(Arctic) |
Givetian |
|
Verruciretusispora |
Verruciretusispora magnifica
|
Canada(Arctic) |
Givetian |
|
Verruciretusispora |
Verruciretusispora magnifica
|
Canada(Arctic) |
Givetian |
|
Archaeozonotriletes |
Archaeozonotriletes vorobjensis
|
Canada(Arctic) |
Givetian |
|