Spiniferites |
Spiniferites cingulatus
|
Canada(Eastern Offshore) |
Cenomanian |
Middle Eocene |
Spiniferites |
Spiniferites cingulatus
|
Canada(Eastern Offshore) |
Campanian |
Maestrichtian |
Spiniferites |
Spiniferites cingulatus
|
Canada(Eastern Offshore) |
Cenomanian |
Middle Eocene |
Spiniferites |
Spiniferites cingulatus
|
Canada(Eastern Offshore) |
Campanian |
Maestrichtian |
Spiniferites |
Spiniferites cornutus
|
Canada(Eastern Offshore) |
Middle Eocene |
Late Eocene |
Spiniferites |
Spiniferites cornutus
|
Canada(Eastern Offshore) |
Middle Eocene |
Late Eocene |
Spiniferites |
Spiniferites crassipellis
|
Canada(Eastern Offshore) |
Paleocene |
Pliocene |
Spiniferites |
Spiniferites crassipellis
|
Canada(Eastern Offshore) |
Paleocene |
Pliocene |
Spiniferites |
Spiniferites dentatus
|
Canada(Eastern Offshore) |
Barremian |
Albian |
Spiniferites |
Spiniferites dentatus
|
Canada(Eastern Offshore) |
Barremian |
Albian |
Spiniferites |
Spiniferites furcatus
|
Canada(Eastern Offshore) |
Late Miocene |
|
Spiniferites |
Spiniferites furcatus
|
Canada(Eastern Offshore) |
Late Miocene |
|
Spiniferites |
Spiniferites membranaceus
|
Canada(Eastern Offshore) |
Miocene |
Pleistocene |
Spiniferites |
Spiniferites membranaceus
|
Canada(Eastern Offshore) |
Miocene |
Pleistocene |
Spiniferites |
Spiniferites mirabilis
|
Canada(Eastern Offshore) |
Middle Miocene |
Late Miocene |
Spiniferites |
Spiniferites mirabilis
|
Canada(Eastern Offshore) |
Middle Miocene |
Late Miocene |
Spiniferites |
Spiniferites monilis
|
Canada(Eastern Offshore) |
Late Eocene |
Middle Miocene |