Schismatosphaeridium |
Schismatosphaeridium sp. Stap.et al,1965
sp. nov. |
Sweden |
Middle Gothlandian |
|
Micrhystridium |
Micrhystridium triassicum
|
Sweden |
Late Llandoverian |
|
Baltisphaeridium |
Baltisphaeridium arbusculiferum
|
Sweden |
Late Llandoverian |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Sweden |
Early Caradocian |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Sweden |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium latiradiatum
|
Sweden |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium trifurcatum
|
Sweden |
Late Llanvirnian |
|