Knoxisporites |
Knoxisporites literatus
|
Belgium |
Strunian |
|
Knoxisporites |
Knoxisporites literatus
|
Germany |
Strunian |
|
Knoxisporites |
Knoxisporites literatus
|
Canada |
Famennian |
Strunian |
Knoxisporites |
Knoxisporites literatus
|
USSR(Russian Platform) |
Strunian |
|
Knoxisporites |
Knoxisporites literatus
|
France |
Strunian |
|
Knoxisporites |
Knoxisporites literatus
|
Spain |
Strunian |
|
Lophozonotriletes |
Lophozonotriletes cristifer
|
Canada |
Famennian |
Strunian |
Lophozonotriletes |
Lophozonotriletes cristifer
|
USSR(Russian Platform) |
Famennian |
Strunian |
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
Africa(Sahara) |
Strunian |
|
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
Belgium |
Strunian |
|
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
Germany |
Strunian |
|
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
Canada |
Strunian |
|
Lophozonotriletes |
Lophozonotriletes rarituberculatus
|
USSR(Russian Platform) |
Famennian |
Strunian |
Retusotriletes |
Retusotriletes triangulatus
|
England |
Gedinnian |
|
Retusotriletes |
Retusotriletes triangulatus
|
England |
Givetian |
|
Retusotriletes |
Retusotriletes triangulatus
|
Wales |
Gedinnian |
|
Retusotriletes |
Retusotriletes triangulatus
|
Wales |
Givetian |
|