Synsphaeridium |
Synsphaeridium sp
sp. nov. |
Finland |
Middle Riphean |
Late Riphean |
Synsphaeridium |
Synsphaeridium sp
sp. nov. |
Finland |
Middle Riphean |
Late Riphean |
Trachysphaeridium |
Trachysphaeridium laminaritum
|
Finland |
Middle Riphean |
Late Riphean |
Trachysphaeridium |
Trachysphaeridium leve
|
Finland |
Middle Riphean |
Late Riphean |
Trachysphaeridium |
Trachysphaeridium sp
sp. nov. |
Finland |
Middle Riphean |
Late Riphean |
Turuchanica |
Turuchanica kulgunica
|
Finland |
Middle Riphean |
Late Riphean |
Turuchanica |
Turuchanica maculata
sp. nov. |
Finland |
Middle Riphean |
Late Riphean |
Volyniella |
Volyniella sp
sp. nov. |
Finland |
Middle Riphean |
Late Riphean |