Leiofusa |
Leiofusa estrecha
|
South America |
Wenlockian |
Ludlovian |
Leiofusa |
Leiofusa estrecha
|
Europe |
Wenlockian |
Ludlovian |
Leiofusa |
Leiofusa estrecha
|
Africa |
Wenlockian |
Ludlovian |
Lophodiacrodium |
Lophodiacrodium sp.I
sp. nov. |
North America |
Ordovician |
|
Lophodiacrodium |
Lophodiacrodium sp.I
sp. nov. |
South America |
Ordovician |
|
Lophodiacrodium |
Lophodiacrodium sp.I
sp. nov. |
Europe |
Ordovician |
|
Lophodiacrodium |
Lophodiacrodium sp.I
sp. nov. |
Africa |
Ordovician |
|
Lophosphaeridium |
Lophosphaeridium citrinum
|
North America |
Silurian |
|
Lophosphaeridium |
Lophosphaeridium citrinum
|
Africa |
Silurian |
|
Lophosphaeridium |
Lophosphaeridium citrinum
|
South America |
Silurian |
|
Lophosphaeridium |
Lophosphaeridium citrinum
|
Europe |
Silurian |
|
Micrhystridium |
Micrhystridium sp.I
sp. nov. |
North America |
Late Ordovician |
|
Micrhystridium |
Micrhystridium sp.I
sp. nov. |
North America |
Ordovician |
|
Micrhystridium |
Micrhystridium sp.I
sp. nov. |
South America |
Late Ordovician |
|
Micrhystridium |
Micrhystridium sp.I
sp. nov. |
South America |
Ordovician |
|
Micrhystridium |
Micrhystridium sp.I
sp. nov. |
Europe |
Late Ordovician |
|
Micrhystridium |
Micrhystridium sp.I
sp. nov. |
Europe |
Ordovician |
|