Selaginellites |
Selaginellites selaginoides
|
Alaska |
Late Miocene |
Early Pleistocene |
Selenopemphix |
Selenopemphix nephroides
|
Alaska |
Middle Pleistocene |
|
Sirmiodinium |
Sirmiodinium grossii
|
Alaska |
Late Pleistocene |
|
Sphagnumsporites |
Sphagnumsporites antiquasporites
|
Alaska |
Middle Eocene |
Early Pleistocene |
Sphagnumsporites |
Sphagnumsporites igniculus
|
Alaska |
Middle Eocene |
Late Eocene |
Sphagnumsporites |
Sphagnumsporites sp
|
Alaska |
Middle Eocene |
Pleistocene |
Spiniferites |
Spiniferites crassipellis
|
Alaska |
Early Miocene |
Middle Miocene |
Spiniferites |
Spiniferites crassipellis
|
Alaska |
Middle Eocene |
Middle Miocene |
Spiniferites |
Spiniferites frigidus
|
Alaska |
Late Miocene |
|
Spiniferites |
Spiniferites hexatypicus
|
Alaska |
Late Pliocene |
|
Spiniferites |
Spiniferites membranaceus
|
Alaska |
Middle Eocene |
Middle Pleistocene |
Spiniferites |
Spiniferites mirabilis
|
Alaska |
Middle Eocene |
Middle Pleistocene |
Spiniferites |
Spiniferites ramosus
|
Alaska |
Middle Eocene |
Middle Miocene |
Spiniferites |
Spiniferites ramosus
|
Alaska |
Late Eocene |
|
Spiniferites |
Spiniferites ramosus
|
Alaska |
Late Eocene |
|
Spiniferites |
Spiniferites ramosus
|
Alaska |
Late Eocene |
|
Spiniferites |
Spiniferites sp
|
Alaska |
Middle Eocene |
Pleistocene |