Calyptosporites |
Calyptosporites velatus
|
France |
Eifelian |
Givetian |
Calyptosporites |
Calyptosporites velatus
|
Spain |
Eifelian |
Givetian |
Calyptosporites |
Calyptosporites velatus
|
Scotland |
Eifelian |
Givetian |
Calyptosporites |
Calyptosporites velatus
|
USSR(Russian Platform) |
Eifelian |
Givetian |
Camarozonotriletes |
Camarozonotriletes parvus
|
Canada |
Givetian |
|
Camarozonotriletes |
Camarozonotriletes parvus
|
USSR(Russian Platform) |
Givetian |
Frasnian |
Contagisporites |
Contagisporites optivus
|
England |
Givetian |
Frasnian |
Contagisporites |
Contagisporites optivus
|
Wales |
Givetian |
Frasnian |
Contagisporites |
Contagisporites optivus
|
Canada |
Frasnian |
|
Contagisporites |
Contagisporites optivus
|
Spitsbergen |
Givetian |
Frasnian |
Contagisporites |
Contagisporites optivus
|
USSR(Russian Platform) |
Frasnian |
|
Contagisporites |
Contagisporites optivus
|
France |
Frasnian |
|
Contagisporites |
Contagisporites optivus
|
Spain |
Frasnian |
|
Contagisporites |
Contagisporites optivus
|
England |
Frasnian |
|
Contagisporites |
Contagisporites optivus
|
Wales |
Frasnian |
|
Corystisporites |
Corystisporites multispinosus
|
Scotland |
Givetian |
|
Corystisporites |
Corystisporites multispinosus
|
Belgium |
Eifelian |
|