Pseudoceratium |
Pseudoceratium turneri
|
Alaska |
Middle Albian |
Late Albian |
Pterospermopsis |
Pterospermopsis sp
|
Alaska |
Neocomian |
|
Punctatisporites |
Punctatisporites sp
|
Alaska |
Permian |
Triassic |
Punctatosporites |
Punctatosporites scabratus
|
Alaska |
Middle Albian |
Late Albian |
Pustulatisporites |
Pustulatisporites sp
|
Alaska |
Carboniferous |
|
Quercus |
Quercus sp
|
Alaska |
Eocene |
|
Raistrickia |
Raistrickia sp
|
Alaska |
Carboniferous |
Triassic |
Reinschospora |
Reinschospora speciosa
|
Alaska |
Visean |
|
Reticulatisporites |
Reticulatisporites polygonalis
|
Alaska |
Mississippian |
Pennsylvanian |
Rhaetogonyaulax |
Rhaetogonyaulax rhaetica
|
Alaska |
Norian |
Rhaetian |
Ricciisporites |
Ricciisporites sp
|
Alaska |
Permian |
Triassic |
Rogalskaisporites |
Rogalskaisporites cicatricosus
|
Alaska |
Middle Albian |
Late Albian |
Rubinella |
Rubinella sp
|
Alaska |
Jurassic |
|
Schizosporis |
Schizosporis parvus
|
Alaska |
Neocomian |
Cenomanian |
Schopfipollenites |
Schopfipollenites sp
|
Alaska |
Pennsylvanian |
|
Scriniocassis |
Scriniocassis dictyotus
|
Alaska |
Oxfordian |
|
Scriniodinium |
Scriniodinium crystallinum
|
Alaska |
Jurassic |
Neocomian |