Achomosphaera |
Achomosphaera reticulata
|
England |
Cenomanian |
|
Achomosphaera |
Achomosphaera sagena
|
England |
Cenomanian |
|
Baltisphaeridium |
Baltisphaeridium
|
England |
Cenomanian |
|
Baltisphaeridium |
Baltisphaeridium bifidum
|
England |
Cenomanian |
|
Baltisphaeridium |
Baltisphaeridium bifidum
|
England(Isle of Wight) |
Cenomanian |
Late Campanian |
Callaiosphaeridium |
Callaiosphaeridium
|
England |
Cenomanian |
|
Chelinocysta |
Chelinocysta lita
|
England |
Cenomanian |
|
Cleistosphaeridium |
Cleistosphaeridium ancoriferum
|
England |
Cenomanian |
|
Ellipsodinium |
Ellipsodinium rugulosum
|
England |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium bifidum
|
England |
Cenomanian |
|
Exochosphaeridium |
Exochosphaeridium bifidum
|
England(Isle of Wight) |
Cenomanian |
Late Campanian |
Gonyaulacysta |
Gonyaulacysta extensa
|
England |
Cenomanian |
|
Heliodinium |
Heliodinium
|
England |
Cenomanian |
|
Hexasphaera |
Hexasphaera
|
England |
Cenomanian |
|
Homotryblium |
Homotryblium tenuispinosum
|
England |
Cenomanian |
|
Hystrichodinium |
Hystrichodinium
|
England |
Cenomanian |
|
Hystrichosphaera |
Hystrichosphaera cingulata
|
England |
Cenomanian |
|