Protoleiosphaeridium |
Protoleiosphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Protomycterosphaeridium |
Protomycterosphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Prototrachysphaeridium |
Prototrachysphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Protovavososphaeridium |
Protovavososphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Prototrematosphaeridium |
Prototrematosphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Protonucellosphaeridium |
Protonucellosphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Kildinella |
Kildinella
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Stictosphaeridium |
Stictosphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Polyedrosphaeridium |
Polyedrosphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Pterospermopsimorpha |
Pterospermopsimorpha
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Turuchanica |
Turuchanica
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Gloeocapsamorpha |
Gloeocapsamorpha
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Symplassosphaeridium |
Symplassosphaeridium
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium
|
USSR(Siberia) |
Cambrian |
|
Cymatiosphaera |
Cymatiosphaera
|
USSR(Siberia) |
Cambrian |
|
Spumiosa |
Spumiosa alara
|
USSR(Siberia) |
Late Precambrian |
Cambrian |
Turuchanica |
Turuchanica alara
sp. nov. |
USSR(Siberia) |
Late Precambrian |
Cambrian |