Achomosphaera |
Achomosphaera alcicornu
|
Arctic Ocean |
Early Eocene |
Middle Oligocene |
Achomosphaera |
Achomosphaera ramulifera
|
Arctic Ocean |
Middle Oligocene |
Middle Miocene |
Apteodinium |
Apteodinium spiridoides
|
Arctic Ocean |
Middle Oligocene |
Early Miocene |
Areoligera |
Areoligera sp.I Manu.,1976
sp. nov. |
Arctic Ocean |
Middle Eocene |
|
Areosphaeridium |
Areosphaeridium arcuatum
|
Arctic Ocean |
Late Eocene |
|
Ascostomocystis |
Ascostomocystis sp.I Manu.,1976
sp. nov. |
Arctic Ocean |
Early Miocene |
Middle Miocene |
Batiacasphaera |
Batiacasphaera baculata
|
Arctic Ocean |
Middle Oligocene |
Early Miocene |
Chiropteridium |
Chiropteridium dispersum
|
Arctic Ocean |
Middle Oligocene |
Late Oligocene |
Chiropteridium |
Chiropteridium partispinatum
|
Arctic Ocean |
Late Eocene |
|
Cordosphaeridium |
Cordosphaeridium cantharellus
|
Arctic Ocean |
Early Miocene |
|
Cordosphaeridium |
Cordosphaeridium funiculatum
|
Arctic Ocean |
Early Eocene |
|
Cordosphaeridium |
Cordosphaeridium sp.I Manu.,1976
sp. nov. |
Arctic Ocean |
Middle Miocene |
|
Cordosphaeridium |
Cordosphaeridium sp.II Manu.,1976
sp. nov. |
Arctic Ocean |
Middle Miocene |
|
Cyclonephelium |
Cyclonephelium ordinatum
|
Arctic Ocean |
Early Eocene |
|
Cyclonephelium |
Cyclonephelium reticulosum
|
Arctic Ocean |
Early Eocene |
|
Cyclonephelium |
Cyclonephelium sp.I Manu.,1976
sp. nov. |
Arctic Ocean |
Early Eocene |
Middle Eocene |
Cyclonephelium |
Cyclonephelium sp.II Manu.,1976
sp. nov. |
Arctic Ocean |
Early Miocene |
|