Systematophora |
Systematophora fasciculigera
|
Bulgaria |
Oxfordian |
|
Systematophora |
Systematophora orbifera
|
Bulgaria |
Oxfordian |
|
Baltisphaeridium |
Baltisphaeridium patteii
|
Bulgaria |
Oxfordian |
|
Micrhystridium |
Micrhystridium ambiguum
|
Bulgaria |
Oxfordian |
|
Endoscrinium |
Endoscrinium galeritum
|
Bulgaria |
Kimmeridgian |
|
Prolixosphaeridium |
Prolixosphaeridium basifurcatum
|
Bulgaria |
Kimmeridgian |
|
Amphorula |
Amphorula metaelliptica
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Lanterna |
Lanterna bulgarica
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Lanterna |
Lanterna sportula
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Lanterna |
Lanterna spinosa
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Leptodinium |
Leptodinium eumorphum
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Leptodinium |
Leptodinium subtile
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Occisucysta |
Occisucysta evittii
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Micrhystridium |
Micrhystridium pyramidispinosum
|
Bulgaria |
Late Kimmeridgian |
Portlandian |
Cleistosphaeridium |
Cleistosphaeridium polytrichum
|
Canada |
Late Jurassic |
|
Odontochitina |
Odontochitina operculata
|
Canada |
Late Jurassic |
|
Dapcodinium |
Dapcodinium priscus
|
Denmark |
Hettangian |
|