Cribroperidinium |
Cribroperidinium orthoceras
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium palla
|
England(Yorkshire) |
Early Barremian |
|
Cribroperidinium |
Cribroperidinium pannonicum
|
Hungary |
Pannonian |
|
Cribroperidinium |
Cribroperidinium parorthoceras
|
Hungary |
Pannonian |
|
Cribroperidinium |
Cribroperidinium perforans
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium pyrum
|
California |
Late Maastrichtian |
Danian |
Cribroperidinium |
Cribroperidinium saetigerum
|
Canada(NWT,Mackenzie) |
Early Valanginian |
Middle Valanginian |
Cribroperidinium |
Cribroperidinium sarjeantii
|
USSR(Moscow) |
Late Jurassic |
|
Cribroperidinium |
Cribroperidinium scottii
|
Australia(W.Australia) |
Early Kimmeridgian |
Middle Kimmeridgian |
Cribroperidinium |
Cribroperidinium sepimentum
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium systremmatos
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium tensiftense
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium tenuitabulatum
|
Germany |
Middle Oligocene |
Middle Miocene |
Cribroperidinium |
Cribroperidinium ventriosum
|
Nd |
Nd |
|
Cribroperidinium |
Cribroperidinium wetzelii
|
Germany |
Cretaceous |
|
Gonyaulacysta |
Gonyaulacysta aichmetes
|
England(Yorkshire) |
Late Barremian |
|
Gonyaulacysta |
Gonyaulacysta ambigua
|
Nd |
Nd |
|