Prolixosphaeridium |
Prolixosphaeridium toryna
|
Europe |
Kimmeridgian |
Early Portlandian |
Psaligonyaulax |
Psaligonyaulax apatela
|
Europe |
Oxfordian |
Late Portlandian |
Scriniodinium |
Scriniodinium bicuneatum
|
Europe |
Kimmeridgian |
Early Portlandian |
Scriniodinium |
Scriniodinium ceratophorum
|
Europe |
Kimmeridgian |
Early Portlandian |
Scriniodinium |
Scriniodinium crystallinum
|
Europe |
Callovian |
Early Kimmeridgian |
Scriniodinium |
Scriniodinium dictyotum
|
Europe |
Bajocian |
Kimmeridgian |
Scriniodinium |
Scriniodinium dictyotum
|
Europe |
Middle Jurassic |
Late Jurassic |
Scriniodinium |
Scriniodinium playfordii
|
Europe |
Kimmeridgian |
Early Portlandian |
Senoniasphaera |
Senoniasphaera jurassica
|
Europe |
Kimmeridgian |
|
Sirmiodinium |
Sirmiodinium grossii
|
Europe |
Late Bathonian |
Late Portlandian |
Spiniferites |
Spiniferites ramosus
|
Europe |
Portlandian |
|
Stephanelytron |
Stephanelytron caytonense
|
Europe |
Late Callovian |
Oxfordian |
Stephanelytron |
Stephanelytron redcliffense
|
Europe |
Oxfordian |
Early Kimmeridgian |
Stephanelytron |
Stephanelytron scarburghense
|
Europe |
Oxfordian |
Early Kimmeridgian |
Surculosphaeridium |
Surculosphaeridium cribrotubiferum
|
Europe |
Oxfordian |
|
Surculosphaeridium |
Surculosphaeridium vestitum
|
Europe |
Callovian |
Oxfordian |
Systematophora |
Systematophora areolata
|
Europe |
Late Oxfordian |
Late Portlandian |