Muderongia |
Muderongia longicorna
|
Nd |
Nd |
|
Muderongia |
Muderongia mcwhaei
|
France |
Valanginian |
Hauterivian |
Muderongia |
Muderongia simplex
|
England |
Portlandian |
Hauterivian |
Muderongia |
Muderongia simplex
|
France |
Portlandian |
Barremian |
Muderongia |
Muderongia sp.A Dave.,1979
sp. nov. |
Nd |
Nd |
|
Muderongia |
Muderongia sp.A Dave.,1979
sp. nov. |
France |
Late Kimmeridgian |
Early Portlandian |
Muderongia |
Muderongia staurota
|
North Sea |
Neocomian |
|
Muderongia |
Muderongia tabulata
|
Nd |
Nd |
|
Muderongia |
Muderongia testudinaria
|
Nd |
Nd |
|
Muderongia |
Muderongia tetracantha
|
England |
Valanginian |
Early Barremian |
Multispinula |
Multispinula quanta
|
Persian Gulf |
Recent |
|
Muratodinium |
Muratodinium fimbriatum
|
Nd |
Nd |
|
Nannoceratopsis |
Nannoceratopsis
|
Nd |
Nd |
|
Nannoceratopsis |
Nannoceratopsis ambonis
|
Nd |
Nd |
|
Nannoceratopsis |
Nannoceratopsis dictyambonis
|
England |
Late Toarcian |
Early Bajocian |
Nannoceratopsis |
Nannoceratopsis dictyambonis
|
France |
Late Toarcian |
Early Bajocian |
Nannoceratopsis |
Nannoceratopsis gracilis
|
England |
Late Pliensbachian |
Early Bajocian |