Acanthodiacrodium |
Acanthodiacrodium petrovii
|
Nd |
Late Cambrian |
Early Ordovician |
Anthatractus |
Anthatractus insolitus
|
Nd |
Devonian |
|
Aremoricanium |
Aremoricanium rigaudiae
|
Nd |
Silurian |
|
Arpylorus |
Arpylorus antiquus
|
Nd |
Silurian |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Ordovician |
Silurian |
Chytroeisphaeridia |
Chytroeisphaeridia chytroeides
|
Nd |
Late Jurassic |
|
Ctenidodinium |
Ctenidodinium ornatum
|
Nd |
Late Jurassic |
|
Cymatiosphaera |
Cymatiosphaera imitata
|
Nd |
Late Cretaceous |
|
Deflandrea |
Deflandrea phosphoritica
|
Nd |
Paleocene |
Oligocene |
Dinogymnium |
Dinogymnium heterocostatum
|
Nd |
Late Cretaceous |
|
Diplofusa |
Diplofusa gearlensis
|
Nd |
Late Cretaceous |
|
Disphaeria |
Disphaeria macropyla
|
Nd |
Late Cretaceous |
|
Domasia |
Domasia elongata
|
Nd |
Silurian |
|
Eopseudoceratium |
Eopseudoceratium gochtii
|
Nd |
Early Cretaceous |
|
Gonyaulacysta |
Gonyaulacysta cladophora
|
Nd |
Jurassic |
|
Gonyaulax |
Gonyaulax
|
USSR(Baltic) |
Late Gothlandian |
|
Heliodinium |
Heliodinium patriciae
|
Nd |
Early Cretaceous |
|