Omatia |
Omatia butticula
|
Alaska |
Early Hauterivian |
|
Omatidium |
Omatidium amphiacanthum
|
New Guinea(Papua) |
Late Jurassic |
|
Papuadinium |
Papuadinium apiculatum
|
New Guinea(Papua) |
Neocomian |
|
Paragonyaulacysta |
Paragonyaulacysta calloviensis
|
Canada(Arctic) |
Early Callovian |
|
Pareodinia |
Pareodinia pseudochytroeides
|
Spitsbergen |
Toarcian |
|
Pareodinia |
Pareodinia reticulata
|
Spitsbergen |
Toarcian |
|
Parvocysta |
Parvocysta bullula
|
Spitsbergen |
Toarcian |
|
Parvocysta |
Parvocysta nasuta
|
Spitsbergen |
Toarcian |
|
Parvocysta |
Parvocysta nasuta
|
Nd |
Nd |
|
Parvocysta |
Parvocysta nasuta
|
Spitsbergen |
Toarcian |
|
Pentafidia |
Pentafidia charlottensis
|
Australia(W.Australia) |
Berriasian |
Early Valanginian |
Phallocysta |
Phallocysta eumekes
|
Canada(Arctic) |
Bathonian |
|
Phallocysta |
Phallocysta frommernensis
|
Germany |
Aalenian |
|
Phanerodinium |
Phanerodinium angulare
|
W.Germany(Hesse) |
Middle Albian |
|
Phanerodinium |
Phanerodinium balteus
|
France(Boulonnais) |
Middle Albian |
Late Albian |
Phanerodinium |
Phanerodinium carinatum
|
W.Germany(Niedersachsen) |
Late Campanian |
|
Phanerodinium |
Phanerodinium consaeptum
|
France(Boulonnais) |
Middle Albian |
|