Muderongia |
Muderongia mcwhaei
|
Nd |
Nd |
|
Muderongia |
Muderongia australis
|
Nd |
Hauterivian |
Barremian |
Muderongia |
Muderongia tetracantha
|
Nd |
Early Barremian |
|
Muderongia |
Muderongia pariata
|
Nd |
Nd |
|
Muderongia |
Muderongia staurota
|
Nd |
Nd |
|
Muderongia |
Muderongia aequicorna
sp. nov. |
Spitsbergen |
Early Barremian |
|
Muderongia |
Muderongia perforata
|
Spitsbergen |
Barremian |
|
Gonyaulacysta |
Gonyaulacysta hyalodermopsis
|
Spitsbergen |
Early Barremian |
|
Tubotuberella |
Tubotuberella apatela
|
Spitsbergen |
Early Berriasian |
|
Tanyosphaeridium |
Tanyosphaeridium sp
|
Spitsbergen |
Early Berriasian |
|
Cribroperidinium |
Cribroperidinium mammilliferum
|
Spitsbergen |
Early Berriasian |
|
Cribroperidinium |
Cribroperidinium sp
|
Spitsbergen |
Early Berriasian |
Valanginian |
Pareodinia |
Pareodinia borealis
|
Spitsbergen |
Early Berriasian |
Early Barremian |
Gonyaulacysta |
Gonyaulacysta cretacea
|
Spitsbergen |
Early Berriasian |
Early Barremian |
Pterospermella |
Pterospermella sp
|
Spitsbergen |
Early Berriasian |
|
Sirmiodinium |
Sirmiodinium grossii
|
Spitsbergen |
Early Berriasian |
Early Barremian |
Tasmanites |
Tasmanites sp
|
Spitsbergen |
Early Berriasian |
|