Gonyaulacysta |
Gonyaulacysta nuciformis
|
Nd |
Callovian |
Kimmeridgian |
Tenua |
Tenua pilosa
|
Nd |
Callovian |
Kimmeridgian |
Stephanelytron |
Stephanelytron redcliffense
|
Nd |
Callovian |
Kimmeridgian |
Prolixosphaeridium |
Prolixosphaeridium mixtispinosum
|
Nd |
Callovian |
Kimmeridgian |
Verrucosphaera |
Verrucosphaera lukoviensis
|
Nd |
Callovian |
Portlandian |
Systematophora |
Systematophora valensii
|
Nd |
Oxfordian |
|
Acanthaulax |
Acanthaulax acanthosphaera
|
Nd |
Oxfordian |
|
Acanthaulax |
Acanthaulax paliuros
|
Nd |
Oxfordian |
|
Cleistosphaeridium |
Cleistosphaeridium lumectum
|
Nd |
Oxfordian |
|
Endoscrinium |
Endoscrinium subvallare
|
Nd |
Oxfordian |
|
Gonyaulacysta |
Gonyaulacysta gongylos
|
Nd |
Oxfordian |
|
Hystrichogonyaulax |
Hystrichogonyaulax nealei
|
Nd |
Oxfordian |
|
Hystrichosphaeridium |
Hystrichosphaeridium polonicum
|
Nd |
Oxfordian |
|
Leptodinium |
Leptodinium amabilis
|
Nd |
Oxfordian |
|
Leptodinium |
Leptodinium freakei
|
Nd |
Oxfordian |
|
Leptodinium |
Leptodinium millioudii
|
Nd |
Oxfordian |
|
Pluriarvalium |
Pluriarvalium osmingtonense
|
Nd |
Oxfordian |
|