Gonyaulacysta |
Gonyaulacysta hadra
|
England |
Early Cretaceous |
|
Gonyaulacysta |
Gonyaulacysta palla
|
England |
Early Cretaceous |
|
Gonyaulacysta |
Gonyaulacysta parorthoceras
|
England |
Early Cretaceous |
|
Leptodinium |
Leptodinium alectrolophum
|
England |
Early Cretaceous |
|
Gonyaulacysta |
Gonyaulacysta gongylos
|
England |
Late Jurassic |
|
Gonyaulacysta |
Gonyaulacysta longicornis
|
England |
Late Kimmeridgian |
|
Gonyaulacysta |
Gonyaulacysta scarburghensis
|
England |
Late Jurassic |
|
Leptodinium |
Leptodinium freakei
|
England |
Early Oxfordian |
|
Leptodinium |
Leptodinium mosaicum
|
England |
Late Kimmeridgian |
|
Xanthidium |
Xanthidium crassipes
|
England |
Late Cretaceous |
|
Gonyaulax |
Gonyaulax freakei
|
England |
Early Oxfordian |
|
Gonyaulax |
Gonyaulax longicornis
|
England |
Late Kimmeridgian |
|
Gonyaulax |
Gonyaulax millioudii
|
England |
Oxfordian |
|
Leptodinium |
Leptodinium millioudii
|
England |
Oxfordian |
|
Palaeoperidinium |
Palaeoperidinium mosaicum
|
England |
Late Kimmeridgian |
|
Xanthidium |
Xanthidium tubiferum
|
England |
Late Cretaceous |
|
Dichadogonyaulax |
Dichadogonyaulax pannea
|
England(Dorset) |
Portlandian |
|