Leiopsophosphaera |
Leiopsophosphaera plicata
|
USSR(Russian Platform) |
Tremadocian |
|
Leiopsophosphaera |
Leiopsophosphaera rarorugosa
|
USSR(Russian Platform) |
Early Cambrian |
|
Leiopsophosphaera |
Leiopsophosphaera simplicissima
|
USSR(Russian Platform) |
Early Cambrian |
|
Leiosphaeridia |
Leiosphaeridia tenuissima
|
USSR(Russian Platform) |
Tremadocian |
|
Lophodiacrodium |
Lophodiacrodium gracile
|
USSR(Russian Platform) |
Tremadocian |
|
Lophomarginata |
Lophomarginata corollata
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Lophomarginata |
Lophomarginata corollata
sp. nov. |
USSR(Russian Platform) |
Middle Cambrian |
|
Lophomarginata |
Lophomarginata glumacea
sp. nov. |
USSR(Russian Platform) |
Middle Cambrian |
|
Lophomarginata |
Lophomarginata izhorica
sp. nov. |
USSR(Russian Platform) |
Middle Cambrian |
|
Lophomarginata |
Lophomarginata sp
|
USSR(Russian Platform) |
Middle Cambrian |
|
Lophopsophosphaera |
Lophopsophosphaera millegrana
|
USSR(Russian Platform) |
Early Cambrian |
Middle Cambrian |
Lophopsophosphaera |
Lophopsophosphaera sp
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Lophopsophosphaera |
Lophopsophosphaera zaleskii
|
USSR(Russian Platform) |
Tremadocian |
|
Lophorytidodiacrodium |
Lophorytidodiacrodium atavum
|
USSR(Russian Platform) |
Tremadocian |
|
Lophorytidodiacrodium |
Lophorytidodiacrodium primarium
|
USSR(Russian Platform) |
Tremadocian |
|
Margopertusina |
Margopertusina acerbe
|
USSR(Russian Platform) |
Cambrian |
Tremadocian |
Micrhystridium |
Micrhystridium multiangulare
sp. nov. |
USSR(Russian Platform) |
Tremadocian |
|