Gonyaulacysta |
Gonyaulacysta irmoechinata
|
|
Danian |
|
Deflandrea |
Deflandrea irmoechinata
|
|
Danian |
|
Spinidinium |
Spinidinium sagittula
|
Alabama |
Early Eocene |
|
Deflandrea |
Deflandrea sagittula
|
Alabama |
Early Eocene |
|
Vozzhennikovia |
Vozzhennikovia rotunda
|
Antarctica |
Eocene |
|
Alterbia |
Alterbia distincta
|
Antarctica |
Early Tertiary |
|
Spinidinium |
Spinidinium macmurdoense
|
Antarctica |
Paleocene |
Oligocene |
Vozzhennikovia |
Vozzhennikovia
|
Antarctica |
Paleocene |
Oligocene |
Vozzhennikovia |
Vozzhennikovia apertura
|
Antarctica |
Paleocene |
Oligocene |
Deflandrea |
Deflandrea distincta
|
Antarctica |
Early Tertiary |
|
Deflandrea |
Deflandrea macmurdoensis
|
Antarctica |
Paleocene |
Oligocene |
Spinidinium |
Spinidinium apertura
|
Antarctica |
Paleocene |
Oligocene |
Spinidinium |
Spinidinium rotundum
|
Antarctica |
Eocene |
|
Alterbia |
Alterbia ectorugosa
|
Argentina(Santa Cruz) |
Late Eocene |
|
Deflandrea |
Deflandrea ectorugosa
|
Argentina(Santa Cruz) |
Late Eocene |
|
Spinidinium |
Spinidinium
|
Australia |
Albian |
|
Isabelia |
Isabelia
|
Australia |
Campanian |
Early Maastrichtian |