Chatangiella |
Chatangiella ditissima
|
Canada(Arctic) |
Santonian |
|
Chatangiella |
Chatangiella decorosa
|
Canada(Arctic) |
Campanian |
|
Ceratiopsis |
Ceratiopsis diebelii
|
Canada(Arctic) |
Maastrichtian |
|
Phoberocysta |
Phoberocysta neocomica
|
Canada(Eastern Offshore) |
Berriasian |
Valanginian |
Spinidinium |
Spinidinium vestitum
|
Canada(Eastern Offshore) |
Berriasian |
Valanginian |
Ctenidodinium |
Ctenidodinium elegantulum
|
Canada(Eastern Offshore) |
Hauterivian |
|
Tenua |
Tenua anaphrissa
|
Canada(Eastern Offshore) |
Barremian |
|
Subtilisphaera |
Subtilisphaera perlucida
|
Canada(Eastern Offshore) |
Aptian |
|
Eucommiidites |
Eucommiidites minor
|
Canada(Eastern Offshore) |
Albian |
|
Bacchidinium |
Bacchidinium polypes
|
Canada(Eastern Offshore) |
Cenomanian |
|
Oligosphaeridium |
Oligosphaeridium pulcherrimum
|
Canada(Eastern Offshore) |
Coniacian |
|
Surculosphaeridium |
Surculosphaeridium longifurcatum
|
Canada(Eastern Offshore) |
Turonian |
|
Cordosphaeridium |
Cordosphaeridium truncigerum
|
Canada(Eastern Offshore) |
Santonian |
|
Odontochitina |
Odontochitina operculata
|
Canada(Eastern Offshore) |
Campanian |
|
Dinogymnium |
Dinogymnium euclaense
|
Canada(Eastern Offshore) |
Maastrichtian |
|
Biorbifera |
Biorbifera johnewingii
|
Canada(Eastern Offshore) |
Berriasian |
|