Baltisphaeridium |
Baltisphaeridium downiei
sp. nov. |
England(Norfolk) |
Late Kimmeridgian |
|
Baltisphaeridium |
Baltisphaeridium downiei
sp. nov. |
England(Dorset) |
Late Kimmeridgian |
|
Baltisphaeridium |
Baltisphaeridium lumectum
sp. nov. |
England(Dorset) |
Middle Callovian |
Late Oxfordian |
Baltisphaeridium |
Baltisphaeridium patteii
|
England(Dorset) |
Oxfordian |
|
Hystrichosphaeridium |
Hystrichosphaeridium cribrotubiferum
sp. nov. |
England(Dorset) |
Oxfordian |
|
Hystrichosphaeridium |
Hystrichosphaeridium pattei
|
England(Dorset) |
Oxfordian |
|
Polystephanosphaera |
Polystephanosphaera
|
England(Dorset) |
Oxfordian |
|
Polystephanosphaera |
Polystephanosphaera calatha
|
England(Dorset) |
Oxfordian |
|
Polystephanosphaera |
Polystephanosphaera paracalatha
sp. nov. |
England(Dorset) |
Middle Callovian |
|
Polystephanosphaera |
Polystephanosphaera paracalatha
|
England(Dorset) |
Middle Callovian |
Oxfordian |
Polystephanosphaera |
Polystephanosphaera valensii
sp. nov. |
England(Dorset) |
Middle Callovian |
Late Oxfordian |