Gonyaulacysta |
Gonyaulacysta sp
|
Canada(Arctic) |
Middle Albian |
|
Hapsocysta |
Hapsocysta benteae
|
Canada(Arctic) |
Albian |
|
Heslertonia |
Heslertonia heslertonensis
|
Canada(Arctic) |
Late Barremian |
Aptian |
Hystrichosphaerina |
Hystrichosphaerina schindewolfii
|
Canada(Arctic) |
Late Barremian |
Albian |
Kalyptea |
Kalyptea sp
|
Canada(Arctic) |
Late Barremian |
Albian |
Leptodinium |
Leptodinium cancellatum
|
Canada(Arctic) |
Aptian |
Albian |
Leptodinium |
Leptodinium delicatum
|
Canada(Arctic) |
Late Aptian |
Middle Albian |
Leptodinium |
Leptodinium hyalodermopse
|
Canada(Arctic) |
Aptian |
Early Albian |
Litosphaeridium |
Litosphaeridium arundum
|
Canada(Arctic) |
Middle Albian |
Late Albian |
Luxadinium |
Luxadinium propatulum
|
Canada(Arctic) |
Late Albian |
|
Muderongia |
Muderongia pariata
|
Canada(Arctic) |
Late Barremian |
|
Muderongia |
Muderongia tetracantha
|
Canada(Arctic) |
Late Barremian |
Early Aptian |
Nyktericysta |
Nyktericysta davisii
|
Canada(Arctic) |
Middle Albian |
Late Albian |
Nyktericysta |
Nyktericysta sp
|
Canada(Arctic) |
Early Aptian |
|
Nyktericysta |
Nyktericysta vitrea
|
Canada(Arctic) |
Late Barremian |
|
Odontochitina |
Odontochitina ancala
|
Canada(Arctic) |
Middle Albian |
Late Albian |
Odontochitina |
Odontochitina imparilis
|
Canada(Arctic) |
Late Barremian |
|