Micrhystridium |
Micrhystridium fragile
|
Australia(Queensland) |
Paleozoic |
|
Baltisphaeridium |
Baltisphaeridium sp
|
E.Germany |
Pleistocene |
|
Baltisphaeridium |
Baltisphaeridium pachyacanthum
|
E.Germany |
Pleistocene |
|
Chlamydosphaeridia |
Chlamydosphaeridia baltica
|
E.Germany |
Late Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium brevispinosum
sp. nov. |
E.Germany(Potsdam) |
Pleistocene |
|
Tasmanites |
Tasmanites medius
|
E.Germany(Rostock) |
Late Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Finland |
Late Ordovician |
|
Bacisphaeridium |
Bacisphaeridium bacifer
|
Finland |
Late Ordovician |
|
Tasmanites |
Tasmanites martinssonii
|
Finland |
Late Ordovician |
|
Tasmanites |
Tasmanites minutus
|
Finland |
Late Ordovician |
|
Peteinosphaeridium |
Peteinosphaeridium breviradiatum
|
Finland |
Late Ordovician |
|
Veryhachium |
Veryhachium sp
|
France |
Late Gothlandian |
Early Devonian |
Leiosphaeridia |
Leiosphaeridia aptiana
|
Germany |
Late Aptian |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Late Ordovician |
|
Baltisphaeridium |
Baltisphaeridium brevispinosum
|
Nd |
Arenigian |
|
Leiosphaeridia |
Leiosphaeridia sp
|
Nd |
Pleistocene |
|
Peteinosphaeridium |
Peteinosphaeridium hymenoferum
|
Nd |
Nd |
|