Oligosphaeridium |
Oligosphaeridium anthophorum
|
Brazil |
Early Coniacian |
|
Cleistosphaeridium |
Cleistosphaeridium ancoriferum
|
Brazil |
Early Coniacian |
|
Aiora |
Aiora fenestrata
|
Brazil |
Turonian |
Early Coniacian |
Bacchidinium |
Bacchidinium polypes
|
Brazil |
Early Turonian |
|
Gonyaulacysta |
Gonyaulacysta cassidata
|
Brazil |
Early Turonian |
|
Endoceratium |
Endoceratium dettmanniae
|
Brazil |
Early Cenomanian |
|
Trithyrodinium |
Trithyrodinium suspectum
|
Brazil |
Late Cenomanian |
|
Palaeoperidinium |
Palaeoperidinium cretaceum
|
Brazil |
Middle Cenomanian |
Late Cenomanian |
Ovoidinium |
Ovoidinium verrucosum
|
Brazil |
Middle Cenomanian |
|
Dorocysta |
Dorocysta litotes
|
Brazil |
Middle Cenomanian |
|
Litosphaeridium |
Litosphaeridium arundum
|
Brazil |
Early Cenomanian |
|
Dinogymnium |
Dinogymnium sp
|
Brazil |
Late Maestrichtian |
|
Hystrichodinium |
Hystrichodinium sp
|
Brazil |
Early Maestrichtian |
|
Canningia |
Canningia sp
|
Brazil |
Late Santonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium espiritosantense
|
Brazil |
Late Santonian |
|