Baltisphaeridium |
Baltisphaeridium fimbriatum
|
England(Dorset) |
Middle Callovian |
Late Oxfordian |
Baltisphaeridium |
Baltisphaeridium granulosum
|
England(Dorset) |
Late Oxfordian |
|
Baltisphaeridium |
Baltisphaeridium granulosum
|
France(Paris Basin) |
Aptian |
|
Baltisphaeridium |
Baltisphaeridium lumectum
|
England(Dorset) |
Late Oxfordian |
|
Baltisphaeridium |
Baltisphaeridium pilosum
|
England(Dorset) |
Early Oxfordian |
|
Baltisphaeridium |
Baltisphaeridium stimuliferum
|
England(Dorset) |
Late Oxfordian |
|
Baltisphaeridium |
Baltisphaeridium vestitum
|
England(Dorset) |
Oxfordian |
|
Cannosphaeropsis |
Cannosphaeropsis caulleryi
|
England(Dorset) |
Middle Callovian |
|
Gonyaulax |
Gonyaulax acanthosphaera
|
England(Dorset) |
Early Oxfordian |
|
Gonyaulax |
Gonyaulax ambigua
|
England(Dorset) |
Late Oxfordian |
|
Gonyaulax |
Gonyaulax ambigua
|
England(Dorset) |
Middle Callovian |
|
Gonyaulax |
Gonyaulax cladophora
|
England(Dorset) |
Middle Callovian |
Oxfordian |
Gonyaulax |
Gonyaulax eisenackii
|
England(Dorset) |
Late Oxfordian |
|
Gonyaulax |
Gonyaulax eisenackii
|
England(Dorset) |
Middle Callovian |
|
Gonyaulax |
Gonyaulax jurassica
|
England(Dorset) |
Middle Callovian |
Late Oxfordian |
Gonyaulax |
Gonyaulax jurassica
|
England(Dorset) |
Late Oxfordian |
|
Gonyaulax |
Gonyaulax pachyderma
|
England(Dorset) |
Late Oxfordian |
|