Hystrichosphaerina |
Hystrichosphaerina sarjeantii
|
W.Germany(Baden) |
Early Tithonian |
Middle Tithonian |
Kallosphaeridium |
Kallosphaeridium callosum
|
Bulgaria |
Middle Tithonian |
|
Kallosphaeridium |
Kallosphaeridium callosum
sp. nov. |
Bulgaria |
Middle Tithonian |
|
Lanterna |
Lanterna bulgarica
|
Bulgaria |
Late Kimmeridgian |
Berriasian |
Lanterna |
Lanterna emitecta
|
Bulgaria |
Early Tithonian |
Middle Tithonian |
Lanterna |
Lanterna saturnalis
|
Bulgaria |
Tithonian |
|
Lanterna |
Lanterna saturnalis
|
Canada(NWT,Mackenzie) |
Late Oxfordian |
Middle Kimmeridgian |
Lanterna |
Lanterna sportula
|
Bulgaria |
Middle Tithonian |
Berriasian |
Leptodinium |
Leptodinium ambiguiformis
sp. nov. |
Bulgaria |
Late Tithonian |
|
Leptodinium |
Leptodinium antigonium
|
Bulgaria |
Middle Tithonian |
Late Tithonian |
Leptodinium |
Leptodinium clathratum
|
W.Germany(Baden) |
Tithonian |
|
Leptodinium |
Leptodinium mamilliferum
|
W.Germany(Baden) |
Tithonian |
|
Leptodinium |
Leptodinium plagatum
sp. nov. |
Bulgaria |
Middle Tithonian |
Late Tithonian |
Leptodinium |
Leptodinium subtile
|
W.Germany(Baden) |
Middle Tithonian |
Late Tithonian |
Lithodinia |
Lithodinia bejui
|
Bulgaria |
Early Tithonian |
|
Lithodinia |
Lithodinia bulloidea
|
Bulgaria |
Middle Tithonian |
|
Meiourogonyaulax |
Meiourogonyaulax mitra
|
Bulgaria |
Middle Tithonian |
|