Xenascus |
Xenascus ceratioides
|
Canada(Eastern Offshore) |
Albian |
Campanian |
Astrocysta |
Astrocysta cretacea
|
Canada(Eastern Offshore) |
Barremian |
Albian |
Cleistosphaeridium |
Cleistosphaeridium polypes
|
Canada(Eastern Offshore) |
Aptian |
Cenomanian |
Litosphaeridium |
Litosphaeridium siphoniphorum
|
Canada(Eastern Offshore) |
Cenomanian |
Coniacian |
Areoligera |
Areoligera sp
|
Canada(Eastern Offshore) |
Coniacian |
|
Chlamydophorella |
Chlamydophorella nyei
|
Canada(Eastern Offshore) |
Coniacian |
|
Senoniasphaera |
Senoniasphaera protrusa
|
Canada(Eastern Offshore) |
Turonian |
Santonian |
Oligosphaeridium |
Oligosphaeridium pulcherrimum
|
Canada(Eastern Offshore) |
Kimmeridgian |
Coniacian |
Hystrichosphaeropsis |
Hystrichosphaeropsis ovum
|
Canada(Eastern Offshore) |
Turonian |
Danian |
Dinogymnium |
Dinogymnium heterocostatum
|
Canada(Eastern Offshore) |
Santonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium truncigerum
|
Canada(Eastern Offshore) |
Santonian |
|
Australiella |
Australiella victoriensis
|
Canada(Eastern Offshore) |
Santonian |
Campanian |
Gardodinium |
Gardodinium deflandrei
|
Canada(Eastern Offshore) |
Santonian |
Campanian |
Deflandrea |
Deflandrea sverdrupiana
|
Canada(Eastern Offshore) |
Santonian |
Maastrichtian |
Dinogymnium |
Dinogymnium acuminatum
|
Canada(Eastern Offshore) |
Santonian |
Maastrichtian |
Dinogymnium |
Dinogymnium undulosum
|
Canada(Eastern Offshore) |
Santonian |
Maastrichtian |
Dinopterygium |
Dinopterygium cladoides
|
Canada(Eastern Offshore) |
Cenomanian |
Santonian |