Pterospermopsimorpha |
Pterospermopsimorpha sp
|
USSR(Siberia) |
Early Proterozoic |
|
Stictosphaeridium |
Stictosphaeridium implexum
|
USSR(Siberia) |
Early Proterozoic |
|
Stictosphaeridium |
Stictosphaeridium pectinale
|
USSR(Siberia) |
Early Proterozoic |
|
Stictosphaeridium |
Stictosphaeridium sinapticuliferum
|
USSR(Siberia) |
Early Proterozoic |
|
Stictosphaeridium |
Stictosphaeridium sp
|
USSR(Siberia) |
Early Proterozoic |
|
Symplassosphaeridium |
Symplassosphaeridium incrustatum
|
USSR(Siberia) |
Early Proterozoic |
|
Symplassosphaeridium |
Symplassosphaeridium sp
|
USSR(Siberia) |
Early Proterozoic |
|
Synsphaeridium |
Synsphaeridium sp
|
USSR(Siberia) |
Early Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium laminaritum
|
USSR(Siberia) |
Early Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium sp
|
USSR(Siberia) |
Early Proterozoic |
|
Trematosphaeridium |
Trematosphaeridium holtedahlii
|
USSR(Siberia) |
Early Proterozoic |
|
Trematosphaeridium |
Trematosphaeridium sp
|
USSR(Siberia) |
Early Proterozoic |
|
Turuchanica |
Turuchanica alara
|
USSR(Siberia) |
Early Proterozoic |
|
Turuchanica |
Turuchanica ternata
|
USSR(Siberia) |
Early Proterozoic |
|
Zonosphaeridium |
Zonosphaeridium sp
|
USSR(Siberia) |
Early Proterozoic |
|