Rottnestia |
Rottnestia ovata
sp. nov. |
Alaska(Bering Sea) |
Late Oligocene |
Early Miocene |
Selenopemphix |
Selenopemphix crenata
sp. nov. |
Alaska(Bering Sea) |
Late Miocene |
|
Selenopemphix |
Selenopemphix nephroides
|
Alaska(Bering Sea) |
Oligocene |
Late Neogene |
Selenopemphix |
Selenopemphix quanta
|
Alaska(Bering Sea) |
Late Neogene |
|
Selenopemphix |
Selenopemphix sp
|
Alaska(Bering Sea) |
Late Eocene |
Early Miocene |
Spiniferites |
Spiniferites adnatus
sp. nov. |
Alaska(Bering Sea) |
Late Oligocene |
|
Spiniferites |
Spiniferites adnatus
|
Alaska(Bering Sea) |
Late Oligocene |
Miocene |
Spiniferites |
Spiniferites aquilonius
sp. nov. |
Alaska(Bering Sea) |
Late Miocene |
|
Spiniferites |
Spiniferites buccina
|
Alaska(Bering Sea) |
Oligocene |
Miocene |
Spiniferites |
Spiniferites choanus
sp. nov. |
Alaska(Bering Sea) |
Late Oligocene |
Early Miocene |
Spiniferites |
Spiniferites choanus
|
Alaska(Bering Sea) |
Late Oligocene |
Miocene |
Spiniferites |
Spiniferites ellipsoideus
|
Alaska(Bering Sea) |
Late Oligocene |
Early Miocene |
Spiniferites |
Spiniferites frigidus
|
Alaska(Bering Sea) |
Late Oligocene |
Early Miocene |
Spiniferites |
Spiniferites hexatypicus
|
Alaska(Bering Sea) |
Late Oligocene |
Miocene |
Spiniferites |
Spiniferites membranaceus
|
Alaska(Bering Sea) |
Late Oligocene |
Miocene |
Spiniferites |
Spiniferites nortonensis
sp. nov. |
Alaska(Bering Sea) |
Late Miocene |
|
Spiniferites |
Spiniferites nortonensis
|
Alaska(Bering Sea) |
Late Oligocene |
Miocene |