Protosphaeridium |
Protosphaeridium parvulum
sp. nov. |
Africa(Sahara) |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium densum
sp. nov. |
Africa(Sahara) |
Vendian |
|
Protosphaeridium |
Protosphaeridium pusillum
sp. nov. |
Africa(Sahara) |
Proterozoic |
|
Kildinella |
Kildinella hyperboreica
sp. nov. |
Africa(Sahara) |
Riphean |
|
Protosphaeridium |
Protosphaeridium densum
sp. nov. |
Antarctica |
Vendian |
|
Protosphaeridium |
Protosphaeridium ace
sp. nov. |
Antarctica |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium densum
sp. nov. |
Australia(S.Australia) |
Vendian |
|
Protosphaeridium |
Protosphaeridium ace
sp. nov. |
Australia(S.Australia) |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium densum
sp. nov. |
Austria |
Cambrian |
|
Protosphaeridium |
Protosphaeridium gibberosum
sp. nov. |
Austria |
Middle Cambrian |
|
Stictosphaeridium |
Stictosphaeridium tortulosum
sp. nov. |
Austria |
Middle Cambrian |
|
Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
Austria |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium flexuosum
sp. nov. |
Austria |
Nd |
|
Protosphaeridium |
Protosphaeridium densum
sp. nov. |
China |
Vendian |
|
Protosphaeridium |
Protosphaeridium gibberosum
sp. nov. |
China |
Middle Cambrian |
|
Trachysphaeridium |
Trachysphaeridium laminaritum
sp. nov. |
China |
Early Cambrian |
|
Pterospermopsimorpha |
Pterospermopsimorpha
|
China |
Late Precambrian |
|