Impletosphaeridium |
Impletosphaeridium transfodum
|
Canada(Newfoundland) |
Late Eocene |
Oligocene |
Lejeunia |
Lejeunia tenella
|
Canada(Newfoundland) |
Early Oligocene |
|
Gonyaulacysta |
Gonyaulacysta granulata
sp. nov. |
Canada(Newfoundland) |
Early Oligocene |
|
Areosphaeridium |
Areosphaeridium arcuatum
|
Canada(Newfoundland) |
Early Oligocene |
|
Wetzeliella |
Wetzeliella coleothrypta
|
Canada(Newfoundland) |
Middle Oligocene |
|
Phthanoperidinium |
Phthanoperidinium sp
|
Canada(Newfoundland) |
Early Oligocene |
|
Tubidermodinium |
Tubidermodinium sulcatum
|
Canada(Newfoundland) |
Middle Oligocene |
Late Oligocene |
Tanyosphaeridium |
Tanyosphaeridium sp.A Will.& Brid.,1975
sp. nov. |
Canada(Newfoundland) |
Middle Oligocene |
Late Oligocene |
Deflandrea |
Deflandrea spinulosa
|
Canada(Newfoundland) |
Middle Oligocene |
Late Oligocene |
Chiropteridium |
Chiropteridium aspinatum
|
Canada(Newfoundland) |
Middle Oligocene |
Late Oligocene |
Polysphaeridium |
Polysphaeridium pastielsii
|
Canada(Newfoundland) |
Oligocene |
|