Nematosphaeropsis |
Nematosphaeropsis lemniscata
|
Pacific Ocean |
Miocene |
Early Pleistocene |
Nematosphaeropsis |
Nematosphaeropsis lemniscata
|
Pacific Ocean |
Miocene |
Early Pleistocene |
Operculodinium |
Operculodinium centrocarpum
|
Pacific Ocean |
Miocene |
Pleistocene |
Operculodinium |
Operculodinium centrocarpum
|
Japan(Niigata Pref.) |
Late Neogene |
|
Operculodinium |
Operculodinium centrocarpum
|
Pacific Ocean |
Miocene |
Pleistocene |
Operculodinium |
Operculodinium crassum
|
Japan(Niigata Pref.) |
Late Pliocene |
Early Pleistocene |
Operculodinium |
Operculodinium crassum
|
Pacific Ocean |
Late Pliocene |
Early Pleistocene |
Operculodinium |
Operculodinium echigoense
|
Pacific Ocean |
Miocene |
Late Neogene |
Operculodinium |
Operculodinium echigoense
|
Pacific Ocean |
Miocene |
Late Neogene |
Operculodinium |
Operculodinium israelianum
|
Pacific Ocean |
Miocene |
Pleistocene |
Operculodinium |
Operculodinium israelianum
|
Japan(Niigata Pref.) |
Late Neogene |
|
Operculodinium |
Operculodinium israelianum
|
Pacific Ocean |
Miocene |
Pleistocene |
Operculodinium |
Operculodinium sp.I Manu.,1976
sp. nov. |
Pacific Ocean |
Miocene |
|
Operculodinium |
Operculodinium sp.I Manu.,1976
sp. nov. |
Pacific Ocean |
Late Oligocene |
Early Miocene |
Operculodinium |
Operculodinium sp.I Manu.,1976
sp. nov. |
Pacific Ocean |
Miocene |
|
Operculodinium |
Operculodinium wallii
|
Pacific Ocean |
Miocene |
Early Pleistocene |
Operculodinium |
Operculodinium wallii
|
Pacific Ocean |
Miocene |
Early Pleistocene |