Achomosphaera |
Achomosphaera ramulifera
|
|
Late Oligocene |
|
Batiacasphaera |
Batiacasphaera sp
|
|
Late Oligocene |
Miocene |
Chytroeisphaeridia |
Chytroeisphaeridia chytroeides
|
|
Late Oligocene |
Miocene |
Cleistosphaeridium |
Cleistosphaeridium patagonicum
|
Italy |
Late Oligocene |
|
Cleistosphaeridium |
Cleistosphaeridium sp.A
sp. nov. |
Italy |
Late Oligocene |
Miocene |
Hystrichokolpoma |
Hystrichokolpoma poculum
sp. nov. |
Italy |
Late Oligocene |
|
Hystrichokolpoma |
Hystrichokolpoma rigaudiae
|
Italy |
Late Oligocene |
Miocene |
Nematosphaeropsis |
Nematosphaeropsis densiradiata
|
Italy |
Late Oligocene |
Miocene |
Pentadinium |
Pentadinium taeniagerum
|
Italy |
Late Oligocene |
Miocene |
Polysphaeridium |
Polysphaeridium asperum
|
Italy |
Late Oligocene |
Middle Miocene |
Spiniferites |
Spiniferites membranaceus
|
Italy |
Late Oligocene |
|
Spiniferites |
Spiniferites ramosus
|
Italy |
Late Oligocene |
Middle Miocene |
Surculosphaeridium |
Surculosphaeridium sp
sp. nov. |
Italy |
Late Oligocene |
|