Heslertonia |
Heslertonia pellucida
|
Atlantic Ocean |
Late Jurassic |
Early Cretaceous |
Prolixosphaeridium |
Prolixosphaeridium mixtispinosum
|
Atlantic Ocean |
Late Jurassic |
Early Cretaceous |
Prolixosphaeridium |
Prolixosphaeridium granulosum
|
Atlantic Ocean |
Late Jurassic |
Early Cretaceous |
Chytroeisphaeridia |
Chytroeisphaeridia pocockii
|
Atlantic Ocean |
Late Jurassic |
Early Cretaceous |
Gonyaulacysta |
Gonyaulacysta nuciformis
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta ambigua
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Tenua |
Tenua verrucosa
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Pareodinia |
Pareodinia ceratophora
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Chytroeisphaeridia |
Chytroeisphaeridia pocockii
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Gonyaulacysta |
Gonyaulacysta scarburghensis
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Tenua |
Tenua pilosa
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Cyclonephelium |
Cyclonephelium densebarbatum
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Polygonifera |
Polygonifera evittii
sp. nov. |
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Archeotectatum |
Archeotectatum sarjeantii
sp. nov. |
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Cometodinium |
Cometodinium sp.A Habi.,1972
sp. nov. |
Atlantic Ocean |
Oxfordian |
Kimmeridgian |
Diplotesta |
Diplotesta krutzschii
|
Atlantic Ocean |
Valanginian |
|
Gonyaulacysta |
Gonyaulacysta nuciformis
|
Atlantic Ocean |
Oxfordian |
Kimmeridgian |