Micrhystridium |
Micrhystridium stellatum
|
Finland |
Middle Ordovician |
|
Micrhystridium |
Micrhystridium stellatum
|
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium alloiteauii
|
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium belmontiforme
sp. nov. |
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium bifurcatum
|
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium cortracumense
|
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium fissile
|
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium forquillum
|
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium irregulare
|
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium sp.1
sp. nov. |
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium sp.2
sp. nov. |
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium sp.3
sp. nov. |
Finland |
Middle Ordovician |
|
Multiplicisphaeridium |
Multiplicisphaeridium sylense
sp. nov. |
Finland |
Middle Ordovician |
|
Orthosphaeridium |
Orthosphaeridium chondrodora
|
Finland |
Middle Ordovician |
|
Orthosphaeridium |
Orthosphaeridium densigranosum
|
Finland |
Middle Ordovician |
|
Orthosphaeridium |
Orthosphaeridium rectangulare
|
Finland |
Middle Ordovician |
|
Peteinosphaeridium |
Peteinosphaeridium breviradiatum
|
Finland |
Middle Ordovician |
|