Cyclonephelium |
Cyclonephelium areolatum
|
Australia(W.Australia) |
Tithonian |
|
Odontochitina |
Odontochitina blastema
|
England(Surrey) |
Cenomanian |
|
Acanthaulax |
Acanthaulax acanthosphaera
|
Nd |
Early Oxfordian |
|
Acanthaulax |
Acanthaulax paliuros
|
Nd |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta crassinerva
|
Nd |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta dictyophora
|
Nd |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta freakei
|
Nd |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta gongylos
|
Nd |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta millioudii
|
Nd |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta nealei
|
Nd |
Early Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta nuciformis
|
Nd |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta pachyderma
|
Nd |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta scarburghensis
|
Nd |
Early Oxfordian |
|
Leptodinium |
Leptodinium arcuatum
|
Nd |
Late Oxfordian |
|
Ellipsoidictyum |
Ellipsoidictyum cinctum
|
Nd |
Late Oxfordian |
|
Palaeosphaerium |
Palaeosphaerium infrequens
|
Nd |
Oxfordian |
|
Pluriarvalium |
Pluriarvalium osmingtonense
|
Nd |
Late Oxfordian |
|