Bothroligotriletes |
Bothroligotriletes exasperatus
|
Europe |
Proterozoic |
Middle Ordovician |
Bothroligotriletes |
Bothroligotriletes exasperatus
|
North America |
Proterozoic |
Middle Ordovician |
Diacrodiaceae |
Diacrodiaceae
|
Europe |
Proterozoic |
Middle Ordovician |
Diacrodiaceae |
Diacrodiaceae
|
North America |
Proterozoic |
Middle Ordovician |
Hystrichosphaeridiaceae |
Hystrichosphaeridiaceae
|
Europe |
Proterozoic |
Middle Ordovician |
Hystrichosphaeridiaceae |
Hystrichosphaeridiaceae
|
North America |
Proterozoic |
Middle Ordovician |
Leiosphaeridaceae |
Leiosphaeridaceae
|
Europe |
Proterozoic |
Middle Ordovician |
Leiosphaeridaceae |
Leiosphaeridaceae
|
North America |
Proterozoic |
Middle Ordovician |
Ooidiaceae |
Ooidiaceae
|
Europe |
Proterozoic |
Middle Ordovician |
Ooidiaceae |
Ooidiaceae
|
North America |
Proterozoic |
Middle Ordovician |
Sphaeroligotriletaceae |
Sphaeroligotriletaceae
|
Europe |
Proterozoic |
Middle Ordovician |
Sphaeroligotriletaceae |
Sphaeroligotriletaceae
|
North America |
Proterozoic |
Middle Ordovician |
Spore-like microfossils |
Spore-like microfossils
|
Baltic |
Early Cambrian |
|
Tasmanites |
Tasmanites
|
Australia(Tasmania) |
Ordovician |
Devonian |
Tasmanites |
Tasmanites
|
Canada(Ontario) |
Ordovician |
Devonian |
Tasmanites |
Tasmanites huronensis
|
Canada(Ontario) |
Late Devonian |
|
Tasmanites |
Tasmanites punctatus
|
Australia(Tasmania) |
Ordovician |
Devonian |