Sirmiodiniopsis |
Sirmiodiniopsis orbis
|
England(Staffordshire) |
Callovian |
Early Oxfordian |
Sirmiodinium |
Sirmiodinium grossii
|
England(Staffordshire) |
Callovian |
Oxfordian |
Stephanelytron |
Stephanelytron sp
|
England(Staffordshire) |
Callovian |
Oxfordian |
Surculosphaeridium |
Surculosphaeridium cribrotubiferum
|
England(Staffordshire) |
Late Callovian |
Early Oxfordian |
Surculosphaeridium |
Surculosphaeridium vestitum
|
England(Staffordshire) |
Late Callovian |
Oxfordian |
Systematophora |
Systematophora valensii
|
England(Staffordshire) |
Late Callovian |
Oxfordian |
Tubotuberella |
Tubotuberella apatela
|
England(Staffordshire) |
Callovian |
Oxfordian |
Tubotuberella |
Tubotuberella eisenackii
|
England(Staffordshire) |
Callovian |
Oxfordian |
Valensiella |
Valensiella ovulum
|
England(Staffordshire) |
Callovian |
Oxfordian |
Wanaea |
Wanaea digitata
|
England(Staffordshire) |
Callovian |
Oxfordian |
Wanaea |
Wanaea fimbriata
|
England(Staffordshire) |
Oxfordian |
|