Goniosphaeridium |
Goniosphaeridium polygonale
|
Sweden |
Wenlockian |
|
Goniosphaeridium |
Goniosphaeridium polygonale
|
Poland |
Late Arenigian |
|
Goniosphaeridium |
Goniosphaeridium polygonale
|
Poland |
Ordovician |
|
Goniosphaeridium |
Goniosphaeridium polygonale
|
England |
Wenlockian |
|
Goniosphaeridium |
Goniosphaeridium polygonale
|
Canada(NWT) |
Llandoverian |
Early Wenlockian |
Goniosphaeridium |
Goniosphaeridium raczii
|
Tunisia |
Early Devonian |
|
Goniosphaeridium |
Goniosphaeridium raczii
|
Libya |
Early Devonian |
|
Goniosphaeridium |
Goniosphaeridium raczii
|
Spain |
Emsian |
|
Goniosphaeridium |
Goniosphaeridium raczii
|
Spain |
Siegenian |
|
Goniosphaeridium |
Goniosphaeridium raczii
|
Algeria |
Early Devonian |
|
Goniosphaeridium |
Goniosphaeridium tolontolum
|
Spain |
Late Ludlovian |
Early Emsian |
Goniosphaeridium |
Goniosphaeridium uncinatum
|
France |
Caradocian |
|
Goniosphaeridium |
Goniosphaeridium uncinatum
|
Sweden |
Middle Ordovician |
|
Goniosphaeridium |
Goniosphaeridium uncinatum
|
Saudi Arabia |
Late Ordovician |
|
Goniosphaeridium |
Goniosphaeridium uncinatum
|
Libya |
Late Ordovician |
|
Goniosphaeridium |
Goniosphaeridium uncinatum
|
Belgium |
Late Llandoverian |
Early Wenlockian |
Goniosphaeridium |
Goniosphaeridium uncinatum
|
Belgium |
Tremadocian |
|