Cyclonephelium |
Cyclonephelium retiintextum
|
Australia(Victoria) |
Paleocene |
|
Cyclonephelium |
Cyclonephelium semicirculatum
|
W.Germany |
Middle Oligocene |
|
Cyclonephelium |
Cyclonephelium vannophorum
|
England(Isle of Wight) |
Early Cenomanian |
|
Cyclonephelium |
Cyclonephelium vitilare
|
Australia(Victoria) |
Paleocene |
|
Cymatiosphaera |
Cymatiosphaera pterota
|
England(Isle of Wight) |
Cenomanian |
Turonian |
Danea |
Danea mutabilis
|
W.Germany |
Danian |
|
Dichadogonyaulax |
Dichadogonyaulax culmula
|
England |
Portlandian |
|
Dichadogonyaulax |
Dichadogonyaulax pannea
|
England |
Late Kimmeridgian |
Portlandian |
Dichadogonyaulax |
Dichadogonyaulax schizoblata
|
England |
Late Tithonian |
|
Dictyopyxidia |
Dictyopyxidia areolata
|
Australia(W.Australia) |
Oxfordian |
Early Kimmeridgian |
Dictyopyxidia |
Dictyopyxidia circulata
|
England(Isle of Wight) |
Cenomanian |
|
Dictyopyxis |
Dictyopyxis areolata
|
Australia(W.Australia) |
Oxfordian |
Early Kimmeridgian |
Dinogymnium |
Dinogymnium acuminatum
|
California |
Maastrichtian |
|
Dinogymnium |
Dinogymnium acuminatum
|
Alabama |
Maastrichtian |
|
Dinogymnium |
Dinogymnium albertii
|
England(Isle of Wight) |
Senonian |
|
Dinogymnium |
Dinogymnium albertii
|
USSR(Kazakh SSR) |
Turonian |
|
Dinogymnium |
Dinogymnium microgranulosum
|
England(Isle of Wight) |
Senonian |
|