Zonosphaeridium |
Zonosphaeridium disterminum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium cultum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium nevelense
|
USSR(Russian Platform) |
Late Proterozoic |
|
Zonosphaeridium |
Zonosphaeridium absolutum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium clarum
|
USSR(Russian Platform) |
Tremadocian |
|
Protoleiosphaeridium |
Protoleiosphaeridium flavidum
|
USSR(Russian Platform) |
Tremadocian |
|
Leioligotriletum |
Leioligotriletum minutissimus
|
USSR(Russian Platform) |
Tremadocian |
|
Trachyoligotriletes |
Trachyoligotriletes minutus
|
USSR(Russian Platform) |
Tremadocian |
|
Protoleiosphaeridium |
Protoleiosphaeridium serpentinum
|
USSR(Russian Platform) |
Tremadocian |
|
Leiosphaeridia |
Leiosphaeridia ochroleuca
|
USSR(Russian Platform) |
Tremadocian |
|
Leiosphaeridium |
Leiosphaeridium eisenackii
|
USSR(Russian Platform) |
Tremadocian |
|
Leiosphaeridium |
Leiosphaeridium sp
|
USSR(Russian Platform) |
Tremadocian |
|
Zonosphaeridium |
Zonosphaeridium sp
|
USSR(Russian Platform) |
Tremadocian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium acanthaceum
|
USSR(Russian Platform) |
Tremadocian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium lueberi
|
USSR(Russian Platform) |
Tremadocian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium arenigum
|
USSR(Russian Platform) |
Tremadocian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium cinctum
|
USSR(Russian Platform) |
Tremadocian |
|