Betula |
Betula sp. McIn.,1985
sp. nov. |
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Betulaepollenites |
Betulaepollenites sp
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Betulaepollenites |
Betulaepollenites sp. Fred.et al,1988
sp. nov. |
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Bombacacidites |
Bombacacidites nacimientoensis
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Bombacacidites |
Bombacacidites nanobrochatus
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Bombacacidites |
Bombacacidites paulus
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Bombacacidites |
Bombacacidites sp
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Boreocysta |
Boreocysta butticula
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Carya |
Carya sp
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Carya |
Carya sp. McIn.,1991
sp. nov. |
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Caryapollenites |
Caryapollenites imparalis
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Caryapollenites |
Caryapollenites inelegans
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Caryapollenites |
Caryapollenites prodromus
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Caryapollenites |
Caryapollenites sp. Doer.et al.1976
sp. nov. |
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Caryapollenites |
Caryapollenites sp.A Ioan.& McIn.,1980
sp. nov. |
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Cercidiphyllum |
Cercidiphyllum sp
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |
Cercidiphyllum |
Cercidiphyllum sp
|
Alaska(North Slope) |
Early Eocene |
Middle Eocene |