Areosphaeridium |
Areosphaeridium multicornutum
|
Canada(Eastern Offshore) |
Middle Eocene |
Early Oligocene |
Areosphaeridium |
Areosphaeridium multicornutum
sp. nov. |
Canada(Eastern Offshore) |
Early Oligocene |
Middle Oligocene |
Areosphaeridium |
Areosphaeridium sp.A
sp. nov. |
Canada(Eastern Offshore) |
Middle Eocene |
Late Eocene |
Ascostomocystis |
Ascostomocystis potane
|
Canada(Eastern Offshore) |
Early Oligocene |
|
Batiacasphaera |
Batiacasphaera compta
|
Canada(Eastern Offshore) |
Late Eocene |
|
Cannosphaeropsis |
Cannosphaeropsis sp.A Will.& Brid.,1975
sp. nov. |
Canada(Eastern Offshore) |
Middle Oligocene |
Miocene |
Cannosphaeropsis |
Cannosphaeropsis utinensis
|
Canada(Eastern Offshore) |
Maestrichtian |
Early Paleocene |
Chiropteridium |
Chiropteridium aspinatum
|
Canada(Eastern Offshore) |
Late Eocene |
Oligocene |
Chiropteridium |
Chiropteridium dispersum
|
Canada(Eastern Offshore) |
Oligocene |
|
Chiropteridium |
Chiropteridium lobospinosum
|
Canada(Eastern Offshore) |
Oligocene |
|
Chiropteridium |
Chiropteridium partispinatum
|
Canada(Eastern Offshore) |
Early Miocene |
|
Cordosphaeridium |
Cordosphaeridium cantharellus
|
Canada(Eastern Offshore) |
Late Eocene |
Early Miocene |
Cordosphaeridium |
Cordosphaeridium cracenospinosum
|
Canada(Eastern Offshore) |
Eocene |
|
Cordosphaeridium |
Cordosphaeridium fibrospinosum
|
Canada(Eastern Offshore) |
Maestrichtian |
Early Oligocene |
Cordosphaeridium |
Cordosphaeridium floripes
|
Canada(Eastern Offshore) |
Early Miocene |
|
Cordosphaeridium |
Cordosphaeridium funiculatum
|
Canada(Eastern Offshore) |
Late Eocene |
Early Oligocene |
Cordosphaeridium |
Cordosphaeridium gracile
|
Canada(Eastern Offshore) |
Maestrichtian |
Early Oligocene |