Leiominuscula |
Leiominuscula minuta
|
USSR(Russian Platform) |
Early Cambrian |
|
Leiopsophosphaera |
Leiopsophosphaera minutissima
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Leiopsophosphaera |
Leiopsophosphaera accreta
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Leiopsophosphaera |
Leiopsophosphaera rarorugosa
|
USSR(Russian Platform) |
Early Cambrian |
|
Leiopsophosphaera |
Leiopsophosphaera aperta
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Leiopsophosphaera |
Leiopsophosphaera plicata
|
USSR(Russian Platform) |
Tremadocian |
|
Leiopsophosphaera |
Leiopsophosphaera simplicissima
|
USSR(Russian Platform) |
Early Cambrian |
|
Leiopsophosphaera |
Leiopsophosphaera minor
|
USSR(Russian Platform) |
Tremadocian |
|
Leiopsophosphaera |
Leiopsophosphaera eisenackia
|
USSR(Russian Platform) |
Tremadocian |
|
Leiosphaeridia |
Leiosphaeridia tenuissima
|
USSR(Russian Platform) |
Tremadocian |
|
Protoleiosphaeridium |
Protoleiosphaeridium conglutinatum
|
USSR(Russian Platform) |
Early Cambrian |
|
Protoleiosphaeridium |
Protoleiosphaeridium sp
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Trachypsophosphaera |
Trachypsophosphaera minutissima
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Trachypsophosphaera |
Trachypsophosphaera universala
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Trachypsophosphaera |
Trachypsophosphaera asperata
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Trachypsophosphaera |
Trachypsophosphaera hyalina
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Trachypsophosphaera |
Trachypsophosphaera pellucida
|
USSR(Russian Platform) |
Early Cambrian |
|