Scriniodinium |
Scriniodinium eurypylum
|
Alaska |
Aptian |
Albian |
Senoniasphaera |
Senoniasphaera microreticulata
|
Alaska |
Neocomian |
|
Sestrosporites |
Sestrosporites pseudoalveolatus
|
Alaska |
Santonian |
Campanian |
Shublikodinium |
Shublikodinium sp
|
Alaska |
Carnian |
Norian |
Silicisphaera |
Silicisphaera ferox
|
Alaska |
Turonian |
Coniacian |
Sirmiodinium |
Sirmiodinium grossii
|
Alaska |
Oxfordian |
Early Albian |
Sphagnum |
Sphagnum sp
|
Alaska |
Campanian |
Tertiary |
Spinidinium |
Spinidinium echinoideum
|
Alaska |
Santonian |
Campanian |
Spinidinium |
Spinidinium vestitum
|
Alaska |
Albian |
|
Spiniferites |
Spiniferites cingulatus
|
Alaska |
Santonian |
Campanian |
Spiniferites |
Spiniferites ramosus
|
Alaska |
Neocomian |
Early Tertiary |
Spiniferites |
Spiniferites sp
|
Alaska |
Neocomian |
|
Spinotriletes |
Spinotriletes sp
|
Alaska |
Permian |
Triassic |
Spinozonotriletes |
Spinozonotriletes sp
|
Alaska |
Carboniferous |
|
Spongodinium |
Spongodinium delitiense
|
Alaska |
Santonian |
Campanian |
Stephodinium |
Stephodinium coronatum
|
Alaska |
Cenomanian |
|
Stereisporites |
Stereisporites sp
|
Alaska |
Middle Albian |
Cenomanian |