Acanthogonyaulax |
Acanthogonyaulax
|
Germany |
Oxfordian |
Kimmeridgian |
Acanthogonyaulax |
Acanthogonyaulax acanthosphaera
|
England |
Oxfordian |
|
Acanthogonyaulax |
Acanthogonyaulax paliuros
|
England |
Oxfordian |
|
Acanthogonyaulax |
Acanthogonyaulax venusta
|
England |
Oxfordian |
Kimmeridgian |
Belodinium |
Belodinium
|
Nd |
Nd |
|
Carpodinium |
Carpodinium
|
Australia(Queensland) |
Albian |
|
Ctenidodinium |
Ctenidodinium
|
France(Calvados) |
Early Oxfordian |
|
Ctenidodinium |
Ctenidodinium tenellum
|
France |
Oxfordian |
|
Dichadogonyaulax |
Dichadogonyaulax
|
England(Dorset) |
Portlandian |
|
Dichadogonyaulax |
Dichadogonyaulax culmula
|
England(Dorset) |
Portlandian |
|
Dichadogonyaulax |
Dichadogonyaulax pannea
|
England(Dorset) |
Portlandian |
|
Dichadogonyaulax |
Dichadogonyaulax schizoblata
|
England(Dorset) |
Early Portlandian |
|
Eisenackia |
Eisenackia
|
Australia(Victoria) |
Early Eocene |
|
Eisenackia |
Eisenackia crassitabulata
|
Australia |
Paleocene |
Early Eocene |
Gonyaulacysta |
Gonyaulacysta
|
France(Pas-de-Calais) |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta aceras
|
Germany |
Aptian |
|
Gonyaulacysta |
Gonyaulacysta aculeata
|
Germany |
Oxfordian |
Kimmeridgian |