Palaeostomocystis |
Palaeostomocystis punctulosa
|
France |
Kimmeridgian |
|
Palaeostomocystis |
Palaeostomocystis sinuosa
|
England |
Oxfordian |
|
Palaeostomocystis |
Palaeostomocystis sinuosa
|
Australia(W.Australia) |
Tithonian |
|
Palaeostomocystis |
Palaeostomocystis sphaerica
|
France |
Bathonian |
|
Palaeostomocystis |
Palaeostomocystis sphaerica
|
Nd |
Nd |
|
Pareodinia |
Pareodinia aphelia
|
Nd |
Nd |
|
Pareodinia |
Pareodinia aphelia
|
Australia(W.Australia) |
Early Callovian |
|
Pareodinia |
Pareodinia ceratophora
|
France |
Bajocian |
|
Pareodinia |
Pareodinia ceratophora
|
England |
Middle Callovian |
Oxfordian |
Pareodinia |
Pareodinia ceratophora
|
England |
Early Callovian |
Early Oxfordian |
Pareodinia |
Pareodinia prolongata
|
England |
Early Callovian |
|
Pluriarvalium |
Pluriarvalium osmingtonense
|
England |
Oxfordian |
|
Polystephanephorus |
Polystephanephorus calathus
|
England |
Early Oxfordian |
|
Polystephanephorus |
Polystephanephorus paracalathus
|
England |
Middle Callovian |
|
Pterocystidiopsis |
Pterocystidiopsis angulosa
|
France |
Kimmeridgian |
|
Pterospermopsis |
Pterospermopsis hartii
|
England |
Late Oxfordian |
|
Pterospermopsis |
Pterospermopsis helios
|
England |
Callovian |
Oxfordian |