Rottnestia |
Rottnestia amphicavata
|
Alaska |
Late Pleistocene |
|
Selenopemphix |
Selenopemphix armata
|
Alaska |
Middle Eocene |
Late Eocene |
Selenopemphix |
Selenopemphix nephroides
|
Alaska |
Middle Eocene |
Late Neogene |
Selenopemphix |
Selenopemphix sp.A
sp. nov. |
Alaska |
Middle Eocene |
Late Eocene |
Spiniferites |
Spiniferites frigidus
|
Alaska |
Late Pleistocene |
|
Spiniferites |
Spiniferites membranaceus
|
Alaska |
Early Oligocene |
|
Spiniferites |
Spiniferites ovatus
sp. nov. |
Alaska |
Late Miocene |
Early Pliocene |
Spiniferites |
Spiniferites ramosus
|
Alaska |
Late Eocene |
Late Neogene |
Tectatodinium |
Tectatodinium pellitum
|
Alaska |
Late Neogene |
|
Trinovantedinium |
Trinovantedinium
|
S.Ireland(Wexford) |
Recent |
|
Trinovantedinium |
Trinovantedinium boreale
sp. nov. |
Alaska |
Late Eocene |
|
Trinovantedinium |
Trinovantedinium sabrina
|
Nd |
Nd |
|
Trinovantedinium |
Trinovantedinium vancampoae
|
Alaska |
Miocene |
|
Xandarodinium |
Xandarodinium variabile
sp. nov. |
Alaska |
Late Miocene |
Late Neogene |