Leiosphaeridia |
Leiosphaeridia pellucida
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Lophosphaeridium |
Lophosphaeridium tentativum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Margominuscula |
Margominuscula
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Micrhystridium |
Micrhystridium
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Micrhystridium |
Micrhystridium pallidum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Microconcentrica |
Microconcentrica
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Nucellosphaeridium |
Nucellosphaeridium deminatum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Orygmatosphaeridium |
Orygmatosphaeridium
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Orygmatosphaeridium |
Orygmatosphaeridium rubiginosum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Orygmatosphaeridium |
Orygmatosphaeridium ruminatum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Oscillatorites |
Oscillatorites wernadskii
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Podoliella |
Podoliella
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Protosphaeridium |
Protosphaeridium
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Protosphaeridium |
Protosphaeridium densum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Protosphaeridium |
Protosphaeridium laccatum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Protosphaeridium |
Protosphaeridium rigidulum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|
Protosphaeridium |
Protosphaeridium scabridum
|
USSR(Arkhangelsk Oblast) |
Late Precambrian |
|