Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Barremian |
Aptian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia sp
|
Alaska(North Slope) |
Aptian |
Albian |
Muderongia |
Muderongia tetracantha
|
Alaska(North Slope) |
Aptian |
Albian |
Nannoceratopsis |
Nannoceratopsis pellucida
|
Alaska(North Slope) |
Oxfordian |
|
Nannoceratopsis |
Nannoceratopsis pellucida
|
Alaska(North Slope) |
Oxfordian |
|
Nannoceratopsis |
Nannoceratopsis pellucida
|
Alaska(North Slope) |
Oxfordian |
|