Pterospermopsimorpha |
Pterospermopsimorpha concentrica
|
Iceland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha concentrica
|
Finland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha concentrica
|
Sweden |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha concentrica
|
Norway |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha concentrica
|
USSR(Russian Platform) |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha densicoronata
|
Greenland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha densicoronata
|
Iceland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha densicoronata
|
Finland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha densicoronata
|
Sweden |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha densicoronata
|
Norway |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha densicoronata
|
USSR(Russian Platform) |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha mogilevica
|
Greenland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha mogilevica
|
Iceland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha mogilevica
|
Finland |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha mogilevica
|
Sweden |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha mogilevica
|
Norway |
Late Riphean |
Vendian |
Pterospermopsimorpha |
Pterospermopsimorpha mogilevica
|
USSR(Russian Platform) |
Late Riphean |
Vendian |