Leiosphaeridia |
Leiosphaeridia tenuissima
|
Spain |
Middle Riphean |
|
Ocridosphaeridium |
Ocridosphaeridium sp
|
Morocco |
Late Riphean |
|
Octaedryxium |
Octaedryxium sp
|
France |
Late Riphean |
|
Orygmatosphaeridium |
Orygmatosphaeridium distributum
|
Morocco |
Middle Riphean |
|
Orygmatosphaeridium |
Orygmatosphaeridium distributum
|
England |
Middle Riphean |
|
Orygmatosphaeridium |
Orygmatosphaeridium distributum
|
Spain |
Middle Riphean |
|
Orygmatosphaeridium |
Orygmatosphaeridium sp
|
France |
Early Riphean |
|
Orygmatosphaeridium |
Orygmatosphaeridium sp
|
Spain |
Early Riphean |
|
Palaeocryptidium |
Palaeocryptidium
|
France |
Early Riphean |
|
Phycomycetes |
Phycomycetes
|
Spain |
Middle Riphean |
|
Phycomycetes |
Phycomycetes sp
|
Morocco |
Late Riphean |
|
Phycomycetes |
Phycomycetes sp
|
France |
Early Riphean |
Middle Riphean |
Protosphaeridium |
Protosphaeridium ace
|
France |
Early Riphean |
|
Protosphaeridium |
Protosphaeridium charnium
|
England |
Middle Riphean |
|
Protosphaeridium |
Protosphaeridium densum
|
Morocco |
Middle Riphean |
Late Riphean |
Protosphaeridium |
Protosphaeridium densum
|
France |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium densum
|
England |
Middle Riphean |
|