Leiosphaeridia |
Leiosphaeridia incrassata
|
USSR(Siberia) |
Early Riphean |
|
Cyanonema |
Cyanonema inflatum
|
USSR(Siberia) |
Early Riphean |
|
Oscillatoriopsis |
Oscillatoriopsis media
|
USSR(Siberia) |
Early Riphean |
|
Leiosphaeridia |
Leiosphaeridia crassa
|
USSR(Siberia) |
Early Riphean |
|
Protosphaeridium |
Protosphaeridium densum
|
USSR(Siberia) |
Early Riphean |
|
Nucellosphaeridium |
Nucellosphaeridium nordium
|
USSR(Siberia) |
Early Riphean |
|
Gloeodiniopsis |
Gloeodiniopsis sp
|
USSR(Siberia) |
Early Riphean |
|
Leiosphaeridia |
Leiosphaeridia jacutica
|
USSR(Siberia) |
Early Riphean |
|
Leiosphaeridia |
Leiosphaeridia laminarita
|
USSR(Siberia) |
Early Riphean |
|
Leiosphaeridia |
Leiosphaeridia minutissima
|
USSR(Siberia) |
Early Riphean |
|
Leiosphaeridia |
Leiosphaeridia incrassatula
|
USSR(Siberia) |
Early Riphean |
|
Leiosphaeridia |
Leiosphaeridia bicrura
|
USSR(Siberia) |
Early Riphean |
|
Sivaglicania |
Sivaglicania tadasii
|
USSR(Siberia) |
Early Riphean |
|
Polycavita |
Polycavita sp
|
USSR(Siberia) |
Early Riphean |
|
Stratimorphis |
Stratimorphis sp
|
USSR(Siberia) |
Early Riphean |
|
Protosphaeridium |
Protosphaeridium ternatum
|
USSR(Siberia) |
Early Riphean |
|
Konderia |
Konderia sp
|
USSR(Siberia) |
Early Riphean |
|