Polystephanephorus |
Polystephanephorus paracalathus
|
England(Cambridgeshire) |
Late Callovian |
Early Oxfordian |
Prolixosphaeridium |
Prolixosphaeridium granulosum
|
England(Cambridgeshire) |
Late Callovian |
Early Oxfordian |
Reutlingia |
Reutlingia gochtii
|
England(Cambridgeshire) |
Late Callovian |
|
Scriniodinium |
Scriniodinium crystallinum
|
England(Cambridgeshire) |
Late Callovian |
Early Oxfordian |
Scriniodinium |
Scriniodinium galeritum
|
England(Cambridgeshire) |
Middle Callovian |
Early Oxfordian |
Sentusidinium |
Sentusidinium pilosum
|
England(Cambridgeshire) |
Middle Callovian |
Late Oxfordian |
Sentusidinium |
Sentusidinium rioultii
|
England(Cambridgeshire) |
Early Callovian |
Early Oxfordian |
Sentusidinium |
Sentusidinium sp
|
England(Cambridgeshire) |
Bathonian |
Early Oxfordian |
Sirmiodiniopsis |
Sirmiodiniopsis orbis
|
England(Cambridgeshire) |
Middle Callovian |
Late Oxfordian |
Sirmiodinium |
Sirmiodinium grossii
|
England(Cambridgeshire) |
Middle Callovian |
Early Oxfordian |
Stephanelytron |
Stephanelytron caytonense
|
England(Cambridgeshire) |
Late Callovian |
Early Oxfordian |
Stephanelytron |
Stephanelytron redcliffense
|
England(Cambridgeshire) |
Late Callovian |
Early Oxfordian |
Stephanelytron |
Stephanelytron scarburghense
|
England(Cambridgeshire) |
Middle Callovian |
Early Oxfordian |
Stephanelytron |
Stephanelytron sp.A
sp. nov. |
England(Cambridgeshire) |
Middle Callovian |
Early Oxfordian |
Surculosphaeridium |
Surculosphaeridium cribrotubiferum
|
England(Cambridgeshire) |
Early Callovian |
Early Oxfordian |
Surculosphaeridium |
Surculosphaeridium vestitum
|
England(Cambridgeshire) |
Late Callovian |
Early Oxfordian |
Systematophora |
Systematophora valensii
|
England(Cambridgeshire) |
Late Callovian |
Early Oxfordian |