Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium macropylum
|
Sweden |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium microspinosum
|
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium multipilosum
|
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium multipilosum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium nanninum
|
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium nanum
|
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium pachyacanthum
|
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium pachyacanthum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium paucispinum
sp. nov. |
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium psilatum
sp. nov. |
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium ritvae
sp. nov. |
Sweden |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium robustum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium sp.A
sp. nov. |
Sweden |
Early Ordovician |
|