Baltisphaeridium |
Baltisphaeridium robustum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium trifurcatum
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia leptotheca
sp. nov. |
Sweden |
Arenigian |
|
Baltisphaeridium |
Baltisphaeridium trifurcatum
sp. nov. |
Sweden |
Early Ordovician |
|
Leiosphaeridia |
Leiosphaeridia granulata
|
Sweden |
Early Ordovician |
|
Leiosphaeridia |
Leiosphaeridia voigtii
|
Sweden |
Early Ordovician |
|
Leiosphaeridia |
Leiosphaeridia oelandica
|
Sweden |
Early Ordovician |
|
Leiosphaeridia |
Leiosphaeridia baltica
|
Sweden |
Early Ordovician |
|
Leiosphaeridia |
Leiosphaeridia tubulosa
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites huronensis
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites medius
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites martinssonii
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites trematus
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites noremii
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites verrucosus
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites balticus
|
Sweden |
Early Ordovician |
|
Tasmanites |
Tasmanites erraticus
|
Sweden |
Early Ordovician |
|