Heliconema |
Heliconema sp
|
USSR(Urals) |
Late Riphean |
|
Tortunema |
Tortunema sibirica
|
USSR(Urals) |
Late Riphean |
|
Palaeolyngbya |
Palaeolyngbya minor
|
USSR(Urals) |
Late Riphean |
|
Oscillatoriopsis |
Oscillatoriopsis sp
|
USSR(Urals) |
Late Riphean |
|
Arctacellularia |
Arctacellularia sp
|
USSR(Urals) |
Late Riphean |
|
Kildinella |
Kildinella rhiphaeica
|
USSR(Urals) |
Late Riphean |
|
Kildinella |
Kildinella vesljanica
|
USSR(Urals) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium vermium
|
USSR(Urals) |
Late Riphean |
|
Kildinella |
Kildinella hyperboreica
|
USSR(Urals) |
Late Riphean |
|
Kildinella |
Kildinella sinica
|
USSR(Urals) |
Late Riphean |
|
Kildinella |
Kildinella jacutica
|
USSR(Urals) |
Late Riphean |
|
Nucellosphaeridium |
Nucellosphaeridium minutum
|
USSR(Urals) |
Late Riphean |
|
Pterospermopsimorpha |
Pterospermopsimorpha sp
|
USSR(Urals) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium flexuosum
|
USSR(Urals) |
Late Riphean |
|
Trematosphaeridium |
Trematosphaeridium holtedahlii
|
USSR(Urals) |
Late Riphean |
|
Polyedrosphaeridium |
Polyedrosphaeridium bullatum
|
USSR(Urals) |
Late Riphean |
|
Turuchanica |
Turuchanica ternata
|
USSR(Urals) |
Late Riphean |
|