Minerisporites |
Minerisporites sp
|
England |
Late Neocomian |
Early Albian |
Monosulcites |
Monosulcites major
|
England |
Aptian |
Early Albian |
Muderongia |
Muderongia staurota
|
England |
Aptian |
|
Nannoceratopsis |
Nannoceratopsis gracilis
|
England |
Hettangian |
Early Bajocian |
Nannoceratopsis |
Nannoceratopsis gracilis
|
Ireland(Celtic Sea) |
Bajocian |
|
Nannoceratopsis |
Nannoceratopsis spiculata
|
England |
Hettangian |
Early Bajocian |
Nannoceratopsis |
Nannoceratopsis spiculata
|
England |
Rhaetian |
|
Neoraistrickia |
Neoraistrickia sp
|
England |
Early Jurassic |
|
Nevesisporites |
Nevesisporites bigranulatus
|
England |
Early Jurassic |
|
Operculodinium |
Operculodinium centrocarpum
|
England |
Late Tertiary |
Recent |
Osmundacidites |
Osmundacidites wellmanii
|
England |
Early Jurassic |
|
Osmundacidites |
Osmundacidites wellmanii
|
England |
Rhaetian |
Early Jurassic |
Ovalipollis |
Ovalipollis pseudoalatus
|
England |
Norian |
Rhaetian |
Ovalipollis |
Ovalipollis pseudoalatus
|
England |
Rhaetian |
Jurassic |
Ovalipollis |
Ovalipollis pseudoalatus
|
England |
Triassic |
Early Jurassic |
Ovalipollis |
Ovalipollis pseudoalatus
|
Ireland(Celtic Sea) |
Norian |
Rhaetian |
Ovoidinium |
Ovoidinium scabrosum
|
England |
Late Albian |
|