Polygonifera |
Polygonifera evittii
|
Northern Hemisphere |
Oxfordian |
|
Polygonifera |
Polygonifera evittii
|
Gondwanaland |
Oxfordian |
|
Polygonifera |
Polygonifera evittii
|
Europe |
Oxfordian |
|
Polystephanephorus |
Polystephanephorus calathus
|
Northern Hemisphere |
Oxfordian |
|
Polystephanephorus |
Polystephanephorus calathus
|
Gondwanaland |
Early Oxfordian |
|
Polystephanephorus |
Polystephanephorus calathus
|
Europe |
Early Oxfordian |
|
Polystephanephorus |
Polystephanephorus paracalathus
|
Northern Hemisphere |
Callovian |
Kimmeridgian |
Polystephanephorus |
Polystephanephorus paracalathus
|
Gondwanaland |
Oxfordian |
|
Polystephanephorus |
Polystephanephorus paracalathus
|
Europe |
Callovian |
Oxfordian |
Prolixosphaeridium |
Prolixosphaeridium anasillum
|
Northern Hemisphere |
Oxfordian |
|
Prolixosphaeridium |
Prolixosphaeridium anasillum
|
Gondwanaland |
Oxfordian |
|
Prolixosphaeridium |
Prolixosphaeridium anasillum
|
Europe |
Oxfordian |
|
Prolixosphaeridium |
Prolixosphaeridium capitatum
|
Northern Hemisphere |
Oxfordian |
|
Prolixosphaeridium |
Prolixosphaeridium capitatum
|
Gondwanaland |
Oxfordian |
Kimmeridgian |
Prolixosphaeridium |
Prolixosphaeridium capitatum
|
Europe |
Oxfordian |
|
Prolixosphaeridium |
Prolixosphaeridium granulosum
|
Northern Hemisphere |
Late Oxfordian |
|
Prolixosphaeridium |
Prolixosphaeridium granulosum
|
Gondwanaland |
Late Oxfordian |
|