Zonosphaeridium |
Zonosphaeridium multilum
|
USSR(Belorussian SSR) |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium calicispinae
|
USSR(Belorussian SSR) |
Middle Ordovician |
Late Ordovician |
Leiosphaeridia |
Leiosphaeridia achroleuca
|
USSR(Belorussian SSR) |
Middle Ordovician |
|
Peteinosphaeridium |
Peteinosphaeridium nudum
|
USSR(Belorussian SSR) |
Middle Ordovician |
Late Ordovician |
Zonosphaeridium |
Zonosphaeridium sokolovii
|
USSR(Belorussian SSR) |
Middle Ordovician |
|
Tasmanites |
Tasmanites sp
|
USSR(Belorussian SSR) |
Middle Ordovician |
|
Baltisphaeridium |
Baltisphaeridium bimarginatum
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Baltisphaeridium |
Baltisphaeridium brevispinosum
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Baltisphaeridium |
Baltisphaeridium cognitum
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Baltisphaeridium |
Baltisphaeridium conspicuum
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Baltisphaeridium |
Baltisphaeridium longispinosum
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Baltisphaeridium |
Baltisphaeridium pungens
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Baltisphaeridium |
Baltisphaeridium stellaeforme
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Leiosphaeridia |
Leiosphaeridia achroleuca
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Trachysphaeridium |
Trachysphaeridium attenuatum
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Veryhachium |
Veryhachium visbuense
|
USSR(Belorussian SSR) |
Late Ordovician |
|
Zonosphaeridium |
Zonosphaeridium multatilum
|
USSR(Belorussian SSR) |
Late Ordovician |
|