Senegalinium |
Senegalinium asymmetricum
|
Nd |
Nd |
|
Senegalinium |
Senegalinium bicavatum
|
Nd |
Nd |
|
Senoniasphaera |
Senoniasphaera
|
Worldwide |
Middle Albian |
Eocene |
Senoniasphaera |
Senoniasphaera protrusa
|
Nd |
Middle Albian |
Eocene |
Silicisphaera |
Silicisphaera
|
Worldwide |
Turonian |
Senonian |
Silicisphaera |
Silicisphaera ferox
|
Nd |
Nd |
|
Silicisphaera |
Silicisphaera flosculus
|
Nd |
Nd |
|
Sirmiodiniopsis |
Sirmiodiniopsis
|
Worldwide |
Middle Callovian |
Early Oxfordian |
Sirmiodiniopsis |
Sirmiodiniopsis orbis
|
Nd |
Nd |
|
Sirmiodinium |
Sirmiodinium
|
Worldwide |
Late Hauterivian |
Late Barremian |
Sirmiodinium |
Sirmiodinium grossii
|
Nd |
Nd |
|
Smolenskiella |
Smolenskiella
|
Worldwide |
Late Cretaceous |
|
Smolenskiella |
Smolenskiella crassitheca
|
Nd |
Nd |
|
Spinidinium |
Spinidinium
|
Worldwide |
Aptian |
Eocene |
Spinidinium |
Spinidinium styloniferum
|
Nd |
Nd |
|
Spiniferites |
Spiniferites
|
Worldwide |
Berriasian |
Recent |
Spiniferites |
Spiniferites cingulatus
|
Nd |
Nd |
|