Pareodinia |
Pareodinia ceratophora
|
Canada(Arctic) |
Middle Jurassic |
Early Cretaceous |
Pareodinia |
Pareodinia verrucosa
|
Canada(Arctic) |
Middle Jurassic |
Early Cretaceous |
Phallocysta |
Phallocysta
|
Canada(Arctic) |
Toarcian |
Bathonian |
Phallocysta |
Phallocysta eumekes
sp. nov. |
Canada(Arctic) |
Toarcian |
Bathonian |
Phoberocysta |
Phoberocysta neocomica
|
W.Germany |
Hauterivian |
|
Pseudoceratium |
Pseudoceratium
|
Nd |
Nd |
|
Pseudoceratium |
Pseudoceratium nudum
|
Canada(Arctic) |
Early Cretaceous |
|
Pseudoceratium |
Pseudoceratium pelliferum
|
W.Germany |
Late Barremian |
|
Sentusidinium |
Sentusidinium
|
Nd |
Nd |
|
Suessia |
Suessia swabiana
|
Canada(Arctic) |
Triassic |
Early Jurassic |
Susadinium |
Susadinium
|
Canada(Arctic) |
Toarcian |
Bathonian |
Susadinium |
Susadinium scrofoides
sp. nov. |
Canada(Arctic) |
Toarcian |
Bathonian |
Sverdrupiella |
Sverdrupiella sabinensis
|
Canada(Arctic) |
Late Norian |
Early Rhaetian |
Tectatodinium |
Tectatodinium gochtii
|
Canada(Arctic) |
Toarcian |
Bathonian |
Tenua |
Tenua capitata
|
Australia(W.Australia) |
Oxfordian |
Kimmeridgian |
Tenua |
Tenua echinata
|
England |
Kimmeridgian |
|
Tenua |
Tenua hystrix
|
China(Hopei) |
Early Oligocene |
Middle Oligocene |