Nelsoniella |
Nelsoniella aceras
|
Brazil |
Late Santonian |
Early Campanian |
Nelsoniella |
Nelsoniella tuberculata
|
Brazil |
Late Santonian |
Early Campanian |
Odontochitina |
Odontochitina costata
|
Brazil |
Late Campanian |
|
Odontochitina |
Odontochitina operculata
|
Brazil |
Early Santonian |
|
Odontochitina |
Odontochitina porifera
|
Brazil |
Turonian |
Maestrichtian |
Odontochitina |
Odontochitina sp
|
Brazil |
Turonian |
Maestrichtian |
Odontochitina |
Odontochitina porifera
|
Brazil |
Turonian |
Maestrichtian |
Oligosphaeridium |
Oligosphaeridium complex
|
Brazil |
Turonian |
Maestrichtian |
Oligosphaeridium |
Oligosphaeridium complex
|
Brazil |
Turonian |
Maestrichtian |
Oligosphaeridium |
Oligosphaeridium pulcherrimum
|
Brazil |
Middle Turonian |
|
Palaeohystrichophora |
Palaeohystrichophora infusorioides
|
Brazil |
Middle Turonian |
|
Pervosphaeridium |
Pervosphaeridium cenomaniense
|
Brazil |
Turonian |
Maestrichtian |
Pterodinium |
Pterodinium cingulatum
|
Brazil |
Turonian |
Maestrichtian |
Spinidinium |
Spinidinium echinoideum
|
Brazil |
Turonian |
Maestrichtian |
Spinidinium |
Spinidinium lanterna
|
Brazil |
Turonian |
Maestrichtian |
Tanyosphaeridium |
Tanyosphaeridium xanthiopyxides
|
Brazil |
Turonian |
Maestrichtian |
Tarsisphaeridium |
Tarsisphaeridium geminiporatum
|
Brazil |
Turonian |
Maestrichtian |