Leiosphaeridia |
Leiosphaeridia minutissima
|
USSR |
Precambriam |
|
Leiotriletes |
Leiotriletes minutissimus
|
USSR |
Precambriam |
|
Leiotriletes |
Leiotriletes simplicissimus
|
USSR |
Precambriam |
|
Leiopsophosphaera |
Leiopsophosphaera minor
|
USSR |
Precambriam |
|
Leiopsophosphaera |
Leiopsophosphaera pelucida
|
USSR |
Precambriam |
|
Protosphaeridium |
Protosphaeridium parvulum
|
USSR |
Precambriam |
|
Protosphaeridium |
Protosphaeridium papyraceum
|
USSR |
Precambriam |
|
Archaeopsophosphaera |
Archaeopsophosphaera tenner
|
USSR |
Precambriam |
|
Leiosphaeridia |
Leiosphaeridia minor
|
USSR |
Precambriam |
|
Leiosphaeridia |
Leiosphaeridia pellucida
|
USSR |
Precambriam |
|
Leiosphaeridia |
Leiosphaeridia marcovensis
|
USSR |
Precambriam |
|
Leiosphaeridia |
Leiosphaeridia tenuissima
|
USSR |
Precambriam |
|
Leiopsophosphaera |
Leiopsophosphaera gigantea
|
USSR |
Precambriam |
|
Leiosphaeridia |
Leiosphaeridia crassa
|
USSR |
Precambriam |
|
Leiotriletes |
Leiotriletes crassus
|
USSR |
Precambriam |
|
Leiopsophosphaera |
Leiopsophosphaera aperta
|
USSR |
Precambriam |
|
Leiopsophosphaera |
Leiopsophosphaera effusa
|
USSR |
Precambriam |
|