Chatangiella |
Chatangiella coronata
|
Alaska |
Santonian |
Campanian |
Callialasporites |
Callialasporites dampieri
|
Alaska |
Berriasian |
|
Alisporites |
Alisporites thomasii
|
Alaska |
Jurassic |
Aptian |
Oligosphaeridium |
Oligosphaeridium abaculum
|
Alaska |
Berriasian |
Hauterivian |
Cyclonephelium |
Cyclonephelium distinctum
|
Alaska |
Early Albian |
Campanian |
Vitreisporites |
Vitreisporites pallidus
|
Alaska |
Early Cretaceous |
Early Albian |
Coronatispora |
Coronatispora valdensis
|
Alaska |
Early Cretaceous |
|
Phoberocysta |
Phoberocysta crucis
|
Alaska |
Bajocian |
|
Nannoceratopsis |
Nannoceratopsis senex
|
Alaska |
Bajocian |
|
Escharisphaeridia |
Escharisphaeridia sp
|
Alaska |
Bajocian |
|
Corollina |
Corollina sp
|
Alaska |
Jurassic |
Early Cretaceous |
Cerebropollenites |
Cerebropollenites mesozoicus
|
Alaska |
Jurassic |
Early Cretaceous |
Subtilisphaera |
Subtilisphaera pirnaensis
|
Alaska |
Early Albian |
|
Astrocysta |
Astrocysta cretacea
|
Alaska |
Barremian |
Albian |
Araucariacites |
Araucariacites australis
|
Alaska |
Early Cretaceous |
Early Maastrichtian |
Cleistosphaeridium |
Cleistosphaeridium sp
|
Alaska |
Barremian |
Albian |
Distaltriangulisporites |
Distaltriangulisporites sp
|
Alaska |
Berriasian |
|