Baltisphaeridium |
Baltisphaeridium borracherosum
|
Spain |
Ludlovian |
|
Hystrichosphaeridium |
Hystrichosphaeridium borracherosum
|
Spain |
Ludlovian |
|
Baltisphaeridium |
Baltisphaeridium malum
|
Spain |
Ludlovian |
|
Hystrichosphaeridium |
Hystrichosphaeridium malum
|
Spain |
Ludlovian |
|
Hystrichosphaeridium |
Hystrichosphaeridium picorricum
|
Spain |
Middle Siegenian |
Emsian |
Micrhystridium |
Micrhystridium picorricum
|
Spain |
Middle Siegenian |
Emsian |
Zonosphaeridium |
Zonosphaeridium sp
|
USSR(Russian Platform) |
Late Proterozoic |
Late Gothlandian |
Protoleiosphaeridium |
Protoleiosphaeridium infriatum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium bullatum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Contextus |
Contextus sp
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium sp
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium duricorium
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium fulvastrum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium obsoletum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Laminarites |
Laminarites antiquissimus
|
USSR(Russian Platform) |
Late Proterozoic |
|
Orygmatosphaeridium |
Orygmatosphaeridium semireticulatum
|
USSR(Russian Platform) |
Late Proterozoic |
|
Protoleiosphaeridium |
Protoleiosphaeridium araneosum
|
USSR(Russian Platform) |
Late Proterozoic |
|