Ginkgocycadophytus |
Ginkgocycadophytus nitidus
|
Alaska |
Triassic |
Cretaceous |
Baculatisporites |
Baculatisporites comaumensis
|
Alaska |
Early Triassic |
Cretaceous |
Vitreisporites |
Vitreisporites pallidus
|
Alaska |
Triassic |
Late Cretaceous |
Duplexisporites |
Duplexisporites problematicus
|
Alaska |
Triassic |
Middle Albian |
Camarozonosporites |
Camarozonosporites rudis
|
Alaska |
Late Triassic |
Cenomanian |
Punctatosporites |
Punctatosporites scabratus
|
Alaska |
Late Triassic |
Early Cenomanian |
Corollina |
Corollina torosa
|
Alaska |
Rhaetian |
Eocene |
Cerebropollenites |
Cerebropollenites mesozoicus
|
Alaska |
Jurassic |
Cretaceous |
Cyathidites |
Cyathidites australis
|
Alaska |
Jurassic |
Cretaceous |
Cyathidites |
Cyathidites minor
|
Alaska |
Jurassic |
Cretaceous |
Deltoidospora |
Deltoidospora hallii
|
Alaska |
Jurassic |
Cretaceous |
Eucommiidites |
Eucommiidites troedssonii
|
Alaska |
Jurassic |
Cretaceous |
Exesipollenites |
Exesipollenites tumulus
|
Alaska |
Jurassic |
Cretaceous |
Gleicheniidites |
Gleicheniidites senonicus
|
Alaska |
Jurassic |
Cretaceous |
Laevigatosporites |
Laevigatosporites ovatus
|
Alaska |
Jurassic |
Cretaceous |
Leptolepidites |
Leptolepidites verrucatus
|
Alaska |
Jurassic |
Cretaceous |
Neoraistrickia |
Neoraistrickia truncata
|
Alaska |
Jurassic |
Cretaceous |