Hystrichokolpoma |
Hystrichokolpoma eisenackii
|
Arctic Ocean |
Early Eocene |
Late Eocene |
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Arctic Ocean |
Middle Oligocene |
Middle Miocene |
Hystrichosphaeridium |
Hystrichosphaeridium pseudorecurvatum
|
Arctic Ocean |
Early Miocene |
Middle Miocene |
Hystrichosphaeridium |
Hystrichosphaeridium stellatum
|
Arctic Ocean |
Middle Oligocene |
Middle Miocene |
Hystrichosphaeropsis |
Hystrichosphaeropsis obscura
|
Arctic Ocean |
Early Miocene |
Middle Miocene |
Impletosphaeridium |
Impletosphaeridium rugosum
|
Arctic Ocean |
Middle Oligocene |
Middle Miocene |
Impletosphaeridium |
Impletosphaeridium sp.I Manu.,1976
sp. nov. |
Arctic Ocean |
Middle Oligocene |
Middle Miocene |
Lejeunia |
Lejeunia aechmophora
|
Arctic Ocean |
Middle Oligocene |
Late Oligocene |
Lejeunia |
Lejeunia fallax
|
Arctic Ocean |
Middle Oligocene |
Early Miocene |
Lejeunia |
Lejeunia hyalina
|
Arctic Ocean |
Middle Oligocene |
Early Miocene |
Lejeunia |
Lejeunia paratenella
|
Arctic Ocean |
Middle Oligocene |
Late Oligocene |
Leptodinium |
Leptodinium incompositum
|
Arctic Ocean |
Late Eocene |
|
Leptodinium |
Leptodinium sp.I Manu.,1976
sp. nov. |
Arctic Ocean |
Eocene |
|
Leptodinium |
Leptodinium sp.II Manu.,1976
sp. nov. |
Arctic Ocean |
Middle Oligocene |
Late Oligocene |
Leptodinium |
Leptodinium sp.III Manu.,1976
sp. nov. |
Arctic Ocean |
Early Miocene |
Middle Miocene |
Leptodinium |
Leptodinium sp.IV Manu.,1976
sp. nov. |
Arctic Ocean |
Early Miocene |
|
Leptodinium |
Leptodinium sp.V Manu.,1976
sp. nov. |
Arctic Ocean |
Middle Miocene |
|