Protoellipsodinium |
Protoellipsodinium spinocristatum
|
Worldwide |
Aptian |
Albian |
Florentinia |
Florentinia mantellii
|
Worldwide |
Aptian |
Early Cenomanian |
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Worldwide |
Aptian |
Eocene |
Imbatodinium |
Imbatodinium micropodum
|
Worldwide |
Late Aptian |
|
Cleistosphaeridium |
Cleistosphaeridium ancoriferum
|
Worldwide |
Late Aptian |
Coniacian |
Stephodinium |
Stephodinium coronatum
|
Worldwide |
Late Aptian |
Santonian |
Kleithriasphaeridium |
Kleithriasphaeridium loffrense
|
Worldwide |
Late Aptian |
Early Campanian |
Florentinia |
Florentinia ferox
|
Worldwide |
Late Aptian |
Campanian |
Senoniasphaera |
Senoniasphaera microreticulata
|
Worldwide |
Albian |
|
Oligosphaeridium |
Oligosphaeridium totum
|
Worldwide |
Albian |
Cenomanian |
Florentinia |
Florentinia cooksoniae
|
Worldwide |
Albian |
Cenomanian |
Spinidinium |
Spinidinium vestitum
|
Worldwide |
Albian |
|
Litosphaeridium |
Litosphaeridium arundum
|
Worldwide |
Albian |
Early Cenomanian |
Surculosphaeridium |
Surculosphaeridium longifurcatum
|
Worldwide |
Albian |
Campanian |
Dinopterygium |
Dinopterygium cladoides
|
Worldwide |
Middle Albian |
Santonian |
Spiniferites |
Spiniferites scabrosus
|
Worldwide |
Middle Albian |
Maastrichtian |
Xenascus |
Xenascus ceratioides
|
Worldwide |
Middle Albian |
Early Maastrichtian |