Tanyosphaeridium |
Tanyosphaeridium isocalamum
|
Nd |
Late Berriasian |
Aptian |
Tanyosphaeridium |
Tanyosphaeridium regulare
|
Nd |
Early Eocene |
|
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
Nd |
Late Albian |
Cenomanian |
Tenua |
Tenua hystricella
|
Nd |
Late Hauterivian |
Aptian |
Tenua |
Tenua hystrix
|
Nd |
Late Aptian |
Middle Miocene |
Tenua |
Tenua pilosa
|
Nd |
Late Callovian |
Oxfordian |
Tenua |
Tenua rioultii
|
Nd |
Late Callovian |
|
Tenua |
Tenua verrucosa
|
Nd |
Late Callovian |
Early Oxfordian |
Tenua |
Tenua villersensis
|
Nd |
Callovian |
|
Tenua |
Tenua villersensis
|
Nd |
Late Callovian |
|
Tetrasphaera |
Tetrasphaera rara
|
Nd |
Oxfordian |
|
Thalassiphora |
Thalassiphora delicata
|
Nd |
Early Eocene |
|
Thalassiphora |
Thalassiphora pelagica
|
Nd |
Early Eocene |
Middle Miocene |
Thalassiphora |
Thalassiphora velata
|
Nd |
Paleocene |
Middle Oligocene |
Toolongia |
Toolongia medusoides
|
Nd |
Santonian |
Campanian |
Triblastula |
Triblastula nuda
|
Nd |
Coniacian |
Maastrichtian |
Triblastula |
Triblastula quasicribrata
|
Nd |
Coniacian |
Maastrichtian |