Orygmatosphaeridium |
Orygmatosphaeridium rubiginosum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium angulatum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium araneosum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium clarum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium clarum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium constructum
|
USSR(Russian Platform) |
Llandeilian |
|
Protoleiosphaeridium |
Protoleiosphaeridium debilum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium debilum
|
USSR(Russian Platform) |
Middle Cambrian |
|
Protoleiosphaeridium |
Protoleiosphaeridium duricorium
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium flavidum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium foveum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium incivilum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium infriatum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium leguminiforme
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium placentiformis
|
USSR(Russian Platform) |
Llandeilian |
|
Protoleiosphaeridium |
Protoleiosphaeridium planum
|
USSR(Russian Platform) |
Early Paleozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium prolixum
|
USSR(Russian Platform) |
Early Paleozoic |
|