Leiosphaeridia |
Leiosphaeridia eisenackii
|
USSR(Siberia) |
Middle Proterozoic |
|
Leiosphaeridia |
Leiosphaeridia particularis
|
USSR(Siberia) |
Middle Proterozoic |
|
Leiosphaeridia |
Leiosphaeridia sphaerica
|
USSR(Siberia) |
Middle Proterozoic |
|
Leiosphaeridium |
Leiosphaeridium glomerosum
|
USSR(Siberia) |
Precambriam |
|
Lophomarginata |
Lophomarginata
|
USSR(Siberia) |
Precambriam |
|
Lophominuscula |
Lophominuscula prima
|
USSR(Siberia) |
Late Proterozoic |
|
Lophominuscula |
Lophominuscula rugosa
|
USSR(Siberia) |
Late Proterozoic |
|
Lophominuscula |
Lophominuscula rugosa
|
USSR(Siberia) |
Precambriam |
|
Margominuscula |
Margominuscula antiqua
|
USSR(Siberia) |
Precambriam |
|
Margominuscula |
Margominuscula rugosa
|
USSR(Siberia) |
Precambriam |
|
Margominuscula |
Margominuscula tremata
|
USSR(Siberia) |
Precambriam |
|
Minutissima |
Minutissima prima
|
USSR(Siberia) |
Precambriam |
|
Orygmatosphaeridium |
Orygmatosphaeridium
|
USSR(Siberia) |
Precambriam |
|
Prolaminarites |
Prolaminarites gurosus
|
USSR(Siberia) |
Middle Proterozoic |
|
Protosphaeridium |
Protosphaeridium angulatum
|
USSR(Siberia) |
Precambriam |
|
Protosphaeridium |
Protosphaeridium cellulare
|
USSR(Siberia) |
Middle Proterozoic |
|
Protosphaeridium |
Protosphaeridium conglutinatum
|
USSR(Siberia) |
Late Proterozoic |
|