Tenua |
Tenua evittii
|
Canada(W.Canada) |
Late Bajocian |
Callovian |
Scriniocassis |
Scriniocassis papillatus
|
France |
Early Kimmeridgian |
|
Scriniodinium |
Scriniodinium dictyotum
|
France |
Early Kimmeridgian |
|
Scriniodinium |
Scriniodinium dictyotum
|
France |
Early Kimmeridgian |
|
Scriniocassis |
Scriniocassis pyrum
|
France |
Early Kimmeridgian |
|
Tubotuberella |
Tubotuberella lurida
|
France(Calvados) |
Early Oxfordian |
|
Gymnodinium |
Gymnodinium luridum
|
France(Calvados) |
Early Oxfordian |
|
Tubotuberella |
Tubotuberella sphaerocephalum
|
Nd |
Nd |
|
Gonyaulax |
Gonyaulax perforans
|
USSR(Moscow) |
Late Kimmeridgian |
|
Gonyaulacysta |
Gonyaulacysta kunzeviensis
|
USSR(Moscow) |
Late Kimmeridgian |
|