Gonyaulacysta |
Gonyaulacysta helicoidea
|
Canada(NWT,Mackenzie) |
Hauterivian |
Barremian |
Gonyaulacysta |
Gonyaulacysta orthoceras
|
Canada(NWT,Franklin) |
Valanginian |
Albian |
Gonyaulacysta |
Gonyaulacysta orthoceras
|
Canada(NWT,Mackenzie) |
Valanginian |
Albian |
Hymenozonotriletes |
Hymenozonotriletes semilucensis
|
Canada(NWT,Franklin) |
Early Famennian |
Middle Famennian |
Hymenozonotriletes |
Hymenozonotriletes semilucensis
|
Canada(NWT,Mackenzie) |
Early Famennian |
Middle Famennian |
Hystrichosphaera |
Hystrichosphaera ramosa
|
Canada(NWT,Franklin) |
Hauterivian |
Barremian |
Hystrichosphaera |
Hystrichosphaera ramosa
|
Canada(NWT,Mackenzie) |
Hauterivian |
Barremian |
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Canada(NWT,Franklin) |
Campanian |
Maastrichtian |
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Canada(NWT,Franklin) |
Early Albian |
Middle Albian |
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Canada(NWT,Mackenzie) |
Campanian |
Maastrichtian |
Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Canada(NWT,Mackenzie) |
Early Albian |
Middle Albian |
Hystricosporites |
Hystricosporites sp
|
Canada(NWT,Franklin) |
Early Famennian |
Middle Famennian |
Hystricosporites |
Hystricosporites sp
|
Canada(NWT,Mackenzie) |
Early Famennian |
Middle Famennian |
Imbatodinium |
Imbatodinium sp
|
Canada(NWT,Franklin) |
Hauterivian |
Barremian |
Imbatodinium |
Imbatodinium sp
|
Canada(NWT,Mackenzie) |
Hauterivian |
Barremian |
Januasporites |
Januasporites spiniferus
|
Canada(NWT,Franklin) |
Early Cretaceous |
|
Januasporites |
Januasporites spiniferus
|
Canada(NWT,Mackenzie) |
Early Cretaceous |
|