Baltisphaeridium |
Baltisphaeridium aculeatum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium arrectum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium bimarginatum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium brevispinosum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium annulatum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium cinctum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium cognitum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium coroniforme
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium crassum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium eisenackianum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium hippocrepicum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium pateum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium rugosum
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Baltisphaeridium |
Baltisphaeridium stellaeforme
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Leiosphaeridia |
Leiosphaeridia baltica
|
USSR(Belorussian SSR) |
Early Ordovician |
|
Leiosphaeridia |
Leiosphaeridia eisenackii
|
USSR(Belorussian SSR) |
Early Ordovician |
|