Acantholigotriletum |
Acantholigotriletum aciculare
|
Nd |
Nd |
|
Acantholigotriletum |
Acantholigotriletum aciculare
|
Nd |
Nd |
|
Acanthotriletes |
Acanthotriletes capillatus
|
Nd |
Nd |
|
Acanthotriletes |
Acanthotriletes capillatus
|
USSR(Leningrad) |
Early Gothlandian |
|
Acanthotriletes |
Acanthotriletes menneri
|
Nd |
Nd |
|
Acanthotriletes |
Acanthotriletes menneri
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium aciculare
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium aciculare
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium capillatum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium capillatum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium sp.1 Paal.& Heus.,1996
sp. nov. |
USSR(Moscow) |
Late Cambrian |
Tremadocian |
Baltisphaeridium |
Baltisphaeridium sp.2 Paal.& Heus.,1996
sp. nov. |
USSR(Moscow) |
Late Cambrian |
Tremadocian |
Trichosphaeridium |
Trichosphaeridium
|
Nd |
Nd |
|
Trichosphaeridium |
Trichosphaeridium annolovaense
|
USSR(Leningrad) |
Late Cambrian |
|
Trichosphaeridium |
Trichosphaeridium annolovaense
|
USSR(Moscow) |
Tremadocian |
|
Trichosphaeridium |
Trichosphaeridium annolovaense
|
Estonia |
Late Cambrian |
Tremadocian |
Trichosphaeridium |
Trichosphaeridium hirtum
|
Nd |
Nd |
|