Adnatosphaeridium |
Adnatosphaeridium caulleryi
|
Europe |
Callovian |
Oxfordian |
Aldorfia |
Aldorfia dictyophora
|
Northern Hemisphere |
Oxfordian |
|
Aldorfia |
Aldorfia dictyophora
|
Gondwanaland |
Oxfordian |
|
Aldorfia |
Aldorfia dictyophora
|
Europe |
Oxfordian |
|
Ambonosphaera |
Ambonosphaera calloviana
|
Northern Hemisphere |
Callovian |
Kimmeridgian |
Ambonosphaera |
Ambonosphaera calloviana
|
Gondwanaland |
Oxfordian |
|
Ambonosphaera |
Ambonosphaera calloviana
|
Europe |
Oxfordian |
|
Apteodinium |
Apteodinium bucculiatum
|
Northern Hemisphere |
Callovian |
Oxfordian |
Apteodinium |
Apteodinium bucculiatum
|
Gondwanaland |
Oxfordian |
|
Apteodinium |
Apteodinium bucculiatum
|
Europe |
Oxfordian |
|
Apteodinium |
Apteodinium gottisii
|
Northern Hemisphere |
Oxfordian |
|
Apteodinium |
Apteodinium gottisii
|
Gondwanaland |
Oxfordian |
|
Apteodinium |
Apteodinium gottisii
|
Europe |
Oxfordian |
|
Archeotectatum |
Archeotectatum sarjeantii
|
Northern Hemisphere |
Oxfordian |
|
Archeotectatum |
Archeotectatum sarjeantii
|
Gondwanaland |
Oxfordian |
|
Archeotectatum |
Archeotectatum sarjeantii
|
Europe |
Oxfordian |
|
Ascodinium |
Ascodinium waltonii
|
Northern Hemisphere |
Callovian |
Kimmeridgian |