Parvocysta |
Parvocysta cracens
|
Alaska(North Slope) |
Valanginian |
|
Pilosisporites |
Pilosisporites trichopapillosus
|
Alaska(North Slope) |
Valanginian |
|
Polycingulatisporites |
Polycingulatisporites reduncus
|
Alaska(North Slope) |
Aptian |
Albian |
Pterospermopsis |
Pterospermopsis sp
|
Alaska(North Slope) |
Valanginian |
|
Pterospermopsis |
Pterospermopsis sp
|
Alaska(North Slope) |
Hauterivian |
Albian |
Pterospermopsis |
Pterospermopsis sp
|
Alaska(North Slope) |
Oxfordian |
|
Pterospermopsis |
Pterospermopsis sp
|
Alaska(North Slope) |
Aptian |
|
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Kimmeridgian |
Tithonian |
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Oxfordian |
|
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Oxfordian |
|
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Oxfordian |
Valanginian |
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Kimmeridgian |
Tithonian |
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Oxfordian |
|
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Oxfordian |
|
Punctatisporites |
Punctatisporites sp
|
Alaska(North Slope) |
Valanginian |
|
Reticulatisporites |
Reticulatisporites sp
|
Alaska(North Slope) |
Valanginian |
|
Reticulatisporites |
Reticulatisporites sp
|
Alaska(North Slope) |
Oxfordian |
|