Fromea |
Fromea irregularis
|
Northern Hemisphere |
Oxfordian |
|
Glomodinium |
Glomodinium evittii
|
Northern Hemisphere |
Callovian |
Kimmeridgian |
Glomodinium |
Glomodinium opeasatos
|
Northern Hemisphere |
Callovian |
Oxfordian |
Glomodinium |
Glomodinium zabrum
|
Northern Hemisphere |
Callovian |
Oxfordian |
Glossodinium |
Glossodinium bicuneatum
|
Northern Hemisphere |
Oxfordian |
|
Glossodinium |
Glossodinium dimorphum
|
Northern Hemisphere |
Oxfordian |
|
Heslertonia |
Heslertonia pellucida
|
Northern Hemisphere |
Oxfordian |
|
Heslertonia |
Heslertonia teichophera
|
Northern Hemisphere |
Callovian |
Oxfordian |
Histiophora |
Histiophora ornata
|
Northern Hemisphere |
Oxfordian |
|
Horologinella |
Horologinella spinosigibberosa
|
Northern Hemisphere |
Callovian |
Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta centriconnata
|
Northern Hemisphere |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta eisenackii
|
Northern Hemisphere |
Callovian |
Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta jurassica
|
Northern Hemisphere |
Callovian |
Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta jurassica
|
Northern Hemisphere |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta jurassica
|
Northern Hemisphere |
Callovian |
Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta jurassica
|
Northern Hemisphere |
Oxfordian |
Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta kunzeviensis
|
Northern Hemisphere |
Callovian |
Kimmeridgian |