Tenua |
Tenua baculata
|
Europe |
Bathonian |
|
Tenua |
Tenua rioultii
|
Europe |
Bathonian |
|
Tenua |
Tenua varispinosa
|
Europe |
Bathonian |
Callovian |
Valensiella |
Valensiella amandopolitana
|
Europe |
Bajocian |
Callovian |
Valensiella |
Valensiella ampulla
|
Europe |
Bathonian |
|
Valensiella |
Valensiella vermiculata
|
Europe |
Bathonian |
|
Meiourogonyaulax |
Meiourogonyaulax caytonensis
|
Europe |
Callovian |
|
Scriniodinium |
Scriniodinium dictyotum
|
Europe |
Middle Jurassic |
Late Jurassic |
Gonyaulacysta |
Gonyaulacysta dangeardii
|
Europe |
Middle Jurassic |
Late Jurassic |
Hystrichogonyaulax |
Hystrichogonyaulax cornigera
|
Europe |
Bathonian |
|