Phthanoperidinium |
Phthanoperidinium echinatum
|
Worldwide |
Eocene |
|
Phthanoperidinium |
Phthanoperidinium geminatum
|
Worldwide |
Middle Eocene |
|
Phthanoperidinium |
Phthanoperidinium levimurum
|
Worldwide |
Middle Eocene |
Early Oligocene |
Phthanoperidinium |
Phthanoperidinium pseudoechinatum
|
Worldwide |
Middle Eocene |
|
Polysphaeridium |
Polysphaeridium congregatum
|
Worldwide |
Middle Eocene |
Oligocene |
Polysphaeridium |
Polysphaeridium subtile
|
Worldwide |
Early Eocene |
Middle Eocene |
Polysphaeridium |
Polysphaeridium zoharyi
|
Worldwide |
Middle Eocene |
Pleistocene |
Polystephanephorus |
Polystephanephorus calathus
|
Worldwide |
Early Oxfordian |
|
Polystephanephorus |
Polystephanephorus paracalathus
|
Worldwide |
Callovian |
Early Oxfordian |
Protoellipsodinium |
Protoellipsodinium spinocristatum
|
Worldwide |
Aptian |
Albian |
Protoellipsodinium |
Protoellipsodinium spinosum
|
Worldwide |
Hauterivian |
Albian |
Psaligonyaulax |
Psaligonyaulax deflandrei
|
Worldwide |
Late Albian |
Early Turonian |
Pseudoceratium |
Pseudoceratium pelliferum
|
Worldwide |
Late Berriasian |
Early Aptian |
Pseudoceratium |
Pseudoceratium pelliferum
|
Worldwide |
Late Berriasian |
Early Aptian |
Pyxidiella |
Pyxidiella simplex
|
Worldwide |
Middle Miocene |
Late Miocene |
Pyxidinopsis |
Pyxidinopsis challengerensis
|
Worldwide |
Late Berriasian |
Hauterivian |
Reutlingia |
Reutlingia gochtii
|
Worldwide |
Late Callovian |
|